Severe thunderstorms are expected today and Friday from the upper Midwest, central Great Lakes into the Ohio and mid-Mississippi Valley's. In addition, heavy rainfall threat increases on Friday across the Ohio Valley. Meanwhile, early summer-like heat wave across portions of southern Texas with new daily records are forecast today and through the weekend; The heat spreads across the Gulf States. Read More >
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921
FNUS54 KMRX 151855
FWFMRX
Fire Weather Planning Forecast for East Tennessee...Southwest
Virginia...and Extreme Southwest North Carolina
National Weather Service Morristown TN
255 PM EDT Thu May 15 2025
.DISCUSSION...
Showers and thunderstorms can be expected at times through Friday
night into early Saturday. Some strong to severe storms are possible
later tonight into Friday, with a higher chance of strong to severe
thunderstorms expected Friday night.
VAZ001-162000-
Lee-
Including the city of Rose Hill
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 63-68 (+5) 79-84 (+1) 60-65 77-82
RH % (24h trend) 95-100 (+1) 52-57 (-2) 95-100 34-39
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 8 SW 13
PM 20FT Wnd (mph) SW 10 SW 11 SW 14 W 13
Transport Wnd (mph) SW 9 SW 17 SW 13 W 36
Mixing Hgt(ft-agl) 350 2890 490 8400
Vent Rate (mph-ft) 3150 49130 6370 302400
Max Dispersion Early 7 Poor 26 Fair 19 Gen Poor 162 Very Good
Max Dispersion Late 6 Very Poor 44 Gen Good 21 Fair 200 Very Good
Category Day 1 3 1 5
Max LVORI Early 6 6 4 6
Max LVORI Late 8 2 8 1
Precip Chance (%) 30 50 100 30
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.16 0.97 0.01
Precip Begin 10 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Chance of Thunder (%) 30 30 50 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. Light
winds.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the upper 70s. Minimum RH 46 percent. West winds less than
10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
62 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 61 percent.
Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.WEDNESDAY...Showers and a slight chance of thunderstorms. Highs
in the mid 70s. Minimum RH 70 percent. South winds less than
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 60 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ002-162000-
Wise-
Including the cities of Big Stone Gap, Norton, Wise, Coeburn,
Appalachia, and Pardee
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 63-68 (+7) 76-81 (0) 58-63 75-80
RH % (24h trend) 92-97 (0) 53-58 (-3) 95-100 34-39
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 11 SW 17
PM 20FT Wnd (mph) SW 11 SW 11 SW 16 W 16
Transport Wnd (mph) SW 13 SW 18 SW 16 W 39
Mixing Hgt(ft-agl) 200 2400 340 8250
Vent Rate (mph-ft) 2600 43200 5440 321750
Max Dispersion Early 8 Poor 31 Fair 18 Gen Poor 172 Very Good
Max Dispersion Late 7 Poor 44 Gen Good 19 Gen Poor 200 Very Good
Category Day 1 3 1 5
Max LVORI Early 5 6 3 5
Max LVORI Late 6 3 7 1
Precip Chance (%) 40 60 100 30
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 2 5 1
Precip Amount 0.01 0.24 0.72 0.01
Precip Begin 10 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Chance of Thunder (%) 30 40 50 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 50s. West winds
less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 70s. Minimum RH 45 percent. West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. Light winds.
.MONDAY...Partly sunny with a chance of showers. Highs in the mid
70s. Minimum RH 60 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 62 percent.
East winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. South winds less
than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 70s. Minimum RH 71 percent. South winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 60s. Minimum RH
63 percent. Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ005-162000-
Scott VA-
Including the city of Hiltons
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 64-69 (+7) 79-84 (0) 60-65 77-82
RH % (24h trend) 95-100 (+2) 48-53 (-4) 95-100 34-39
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 10 SW 16
PM 20FT Wnd (mph) SW 11 SW 11 SW 16 W 16
Transport Wnd (mph) SW 10 SW 17 SW 15 W 36
Mixing Hgt(ft-agl) 270 2910 430 8380
Vent Rate (mph-ft) 2700 49470 6450 301680
Max Dispersion Early 7 Poor 27 Fair 11 Poor 141 Very Good
Max Dispersion Late 6 Very Poor 44 Gen Good 11 Poor 200 Very Good
Category Day 1 3 1 5
Max LVORI Early 5 6 4 5
Max LVORI Late 7 2 7 1
Precip Chance (%) 30 50 90 30
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.13 0.82 0.01
Precip Begin 10 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Chance of Thunder (%) 30 30 50 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the upper 70s. Minimum RH 46 percent. West winds less than
10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. Light winds.
.MONDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 61 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 60 percent.
Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.WEDNESDAY...Showers and a slight chance of thunderstorms. Highs
in the mid 70s. Minimum RH 70 percent. South winds less than
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 50s. Southwest winds less
than 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 62 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ006-162000-
Russell-
Including the cities of Hansonville, Lebanon, Dye, Castlewood,
Honaker, and Rosedale
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Pcldy Mcldy Mcldy Mclear
Temp (24h trend) 63-68 (+7) 76-81 (-1) 59-64 75-80
RH % (24h trend) 93-98 (+2) 49-54 (-4) 95-100 35-40
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 13 SW 20
PM 20FT Wnd (mph) SW 13 SW 11 SW 16 W 17
Transport Wnd (mph) SW 10 W 17 SW 10 W 36
Mixing Hgt(ft-agl) 260 2280 440 8050
Vent Rate (mph-ft) 2600 38760 4400 289800
Max Dispersion Early 7 Poor 28 Fair 12 Poor 142 Very Good
Max Dispersion Late 7 Poor 35 Fair 13 Gen Poor 200 Very Good
Category Day 1 3 1 5
Max LVORI Early 5 5 4 5
Max LVORI Late 6 3 5 1
Precip Chance (%) 30 60 90 30
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 2 5 1
Precip Amount 0.01 0.18 0.67 0.01
Precip Begin 11 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Chance of Thunder (%) 30 40 50 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 70s. Minimum RH 45 percent. West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Light winds.
.MONDAY...Partly sunny with a chance of showers. Highs in the mid
70s. Minimum RH 57 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 60 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 68 percent. Southeast winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 50s. Southwest winds less
than 10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 60s. Minimum RH
63 percent. Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ008-162000-
Washington VA-
Including the cities of Benhams, Bristol VA, and Abingdon
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Pcldy Mcldy Mcldy Pcldy
Temp (24h trend) 62-67 (+7) 78-83 (0) 59-64 75-80
RH % (24h trend) 95-100 (+3) 48-53 (-4) 95-100 41-46
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 11 SW 19
PM 20FT Wnd (mph) SW 12 SW 11 SW 14 W 17
Transport Wnd (mph) SW 9 SW 16 W 12 W 35
Mixing Hgt(ft-agl) 360 2760 440 7700
Vent Rate (mph-ft) 3240 44160 5280 269500
Max Dispersion Early 8 Poor 31 Fair 7 Poor 115 Very Good
Max Dispersion Late 9 Poor 39 Fair 17 Gen Poor 200 Very Good
Category Day 1 3 1 5
Max LVORI Early 5 6 4 5
Max LVORI Late 6 2 6 1
Precip Chance (%) 0 50 80 30
Precip Type None Tstms Tstms Tstms
Precip Duration 1 5 1
Precip Amount 0.00 0.12 0.75 0.02
Precip Begin Continuing Continuing Continuing
Precip End Continuing Continuing 2 PM
Chance of Thunder (%) 0 30 40 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the upper 70s. Minimum RH 50 percent. West winds less than
10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Light winds.
.MONDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 62 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 63 percent.
Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Light
winds.
.WEDNESDAY...Showers and a slight chance of thunderstorms. Highs
in the mid 70s. Minimum RH 72 percent. South winds less than
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 50s. Southwest winds less
than 10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 60s. Minimum RH
66 percent. Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ018-162000-
Johnson-
Including the cities of Doeville, Mountain City, Neva,
Shady Valley, Trade, and Laurel Bloomery
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Pcldy Pcldy Pcldy Mclear
Temp (24h trend) 60-65 (+6) 79-84 (+3) 57-62 74-79
RH % (24h trend) 92-97 (+1) 43-48 (-6) 95-100 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 9 W 14 G23
PM 20FT Wnd (mph) W 10 SW 8 SW 8 W 17 G24
Transport Wnd (mph) W 13 SW 15 SW 13 W 37
Mixing Hgt(ft-agl) 250 3120 320 7200
Vent Rate (mph-ft) 3250 46800 4160 266400
Max Dispersion Early 12 Poor 33 Fair 11 Poor 123 Very Good
Max Dispersion Late 11 Poor 45 Gen Good 14 Gen Poor 200 Very Good
Category Day 1 3 1 5
Max LVORI Early 5 5 4 5
Max LVORI Late 6 2 5 1
Precip Chance (%) 0 40 80 30
Precip Type None Tstms Tstms Tstms
Precip Duration 1 5 1
Precip Amount 0.00 0.13 0.75 0.03
Precip Begin Continuing Continuing Continuing
Precip End Continuing Continuing 2 PM
Chance of Thunder (%) 0 30 40 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 50s. West winds
less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 70s. Minimum RH 49 percent. West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Light winds.
.MONDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 58 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 60 percent.
Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows around 60. Light winds.
.WEDNESDAY...Showers and a slight chance of thunderstorms. Highs
in the mid 70s. Minimum RH 71 percent. South winds less than
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 60s. Minimum RH
65 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ047-162000-
Southeast Carter-
Including the city of Hampton
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Pcldy Mcldy Mcldy Mclear
Temp (24h trend) 60-65 (+5) 78-83 (+2) 57-62 72-77
RH % (24h trend) 92-97 (+4) 43-48 (-9) 92-97 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 11 W 17 G25
PM 20FT Wnd (mph) W 11 SW 8 SW 10 W 18 G26
Transport Wnd (mph) W 8 SW 18 S 10 W 37
Mixing Hgt(ft-agl) 190 3470 200 6940
Vent Rate (mph-ft) 1520 62460 2000 256780
Max Dispersion Early 9 Poor 31 Fair 11 Poor 128 Very Good
Max Dispersion Late 11 Poor 55 Gen Good 11 Poor 200 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 5 3 5
Max LVORI Late 6 2 5 1
Precip Chance (%) 0 40 70 40
Precip Type None Tstms Tstms Tstms
Precip Duration 1 2 1
Precip Amount 0.00 0.14 0.73 0.02
Precip Begin Continuing Continuing Continuing
Precip End Continuing Continuing 2 PM
Chance of Thunder (%) 0 20 40 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds 5 to 15 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 70s. Minimum RH 50 percent. West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. Light winds.
.MONDAY...Partly sunny with a chance of showers. Highs in the mid
70s. Minimum RH 60 percent. Southwest winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the mid 70s. Minimum RH 61 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Showers and a slight chance of thunderstorms. Highs
in the lower 70s. Minimum RH 72 percent. Southeast winds less
than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 50s. West winds less than 10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 60s. Minimum RH
66 percent. West winds 5 to 15 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ045-162000-
Unicoi-
Including the cities of Erwin, Unicoi, and Limestone Cove
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Pcldy Mcldy Mcldy Mclear
Temp (24h trend) 62-67 (+5) 78-83 (+1) 59-64 72-77
RH % (24h trend) 89-94 (+4) 43-48 (-9) 88-93 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 9 W 16 G23
PM 20FT Wnd (mph) W 9 SW 8 SW 11 W 17 G25
Transport Wnd (mph) W 8 SW 17 SW 14 W 35
Mixing Hgt(ft-agl) 160 3940 190 6940
Vent Rate (mph-ft) 1280 66980 2660 242900
Max Dispersion Early 8 Poor 27 Fair 11 Poor 119 Very Good
Max Dispersion Late 10 Poor 59 Gen Good 9 Poor 199 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 4 3 5
Max LVORI Late 6 2 5 1
Precip Chance (%) 20 40 80 30
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.14 0.82 0.02
Precip Begin 11 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Chance of Thunder (%) 20 20 40 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 70s. Minimum RH 52 percent. West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.MONDAY...Partly sunny with a chance of showers. Highs in the mid
70s. Minimum RH 62 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Light
winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the mid 70s. Minimum RH 61 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Showers and a slight chance of thunderstorms. Highs
in the lower 70s. Minimum RH 70 percent. South winds less than
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 50s. West winds less than 10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 60s. Minimum RH
67 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ043-162000-
Southeast Greene-
Including the city of Cedar Creek
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Pcldy Mcldy Mcldy Mclear
Temp (24h trend) 62-67 (+4) 79-84 (+2) 59-64 73-78
RH % (24h trend) 90-95 (+5) 41-46 (-12) 91-96 37-42
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 9 W 16 G26
PM 20FT Wnd (mph) W 9 SW 8 G17 S 11 W 16 G26
Transport Wnd (mph) SW 10 SW 14 SW 9 W 32
Mixing Hgt(ft-agl) 50 3210 80 6670
Vent Rate (mph-ft) 500 44940 720 213440
Max Dispersion Early 4 Very Poor 18 Gen Poor 5 Very Poor 115 Very Good
Max Dispersion Late 6 Very Poor 38 Fair 11 Poor 184 Very Good
Category Day 1 3 1 5
Max LVORI Early 6 5 3 6
Max LVORI Late 6 2 6 1
Precip Chance (%) 20 40 80 30
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.13 1.06 0.03
Precip Begin 10 PM Continuing 8 PM Continuing
Precip End Continuing 7 PM Continuing 2 PM
Chance of Thunder (%) 20 20 40 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 70s. Minimum RH 52 percent. West winds less than 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
63 percent. South winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Light
winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 59 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Showers and a slight chance of thunderstorms. Highs
in the mid 70s. Minimum RH 68 percent. Southeast winds less than
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
in the mid 60s. Minimum RH 65 percent. West winds 5 to 15 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ041-162000-
Cocke Smoky Mountains-
Including the city of Hartford
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Pcldy Pcldy Mcldy Mclear
Temp (24h trend) 63-68 (+4) 81-86 (+3) 60-65 75-80
RH % (24h trend) 88-93 (+4) 37-42 (-15) 91-96 36-41
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 11 W 25
PM 20FT Wnd (mph) SW 13 W 13 S 20 W 23
Transport Wnd (mph) SW 10 W 16 W 16 W 33
Mixing Hgt(ft-agl) 230 3660 260 7120
Vent Rate (mph-ft) 2300 58560 4160 234960
Max Dispersion Early 9 Poor 23 Fair 10 Poor 141 Very Good
Max Dispersion Late 11 Poor 51 Gen Good 17 Gen Poor 198 Very Good
Category Day 1 3 1 5
Max LVORI Early 4 5 3 5
Max LVORI Late 5 2 5 1
Precip Chance (%) 20 40 80 40
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.10 1.10 0.01
Precip Begin 9 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Chance of Thunder (%) 20 20 40 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 60s. West
winds less than 10 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 49 percent. West winds less than 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows around 60. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
64 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 60 percent.
Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Showers and a slight chance of thunderstorms. Highs
in the mid 70s. Minimum RH 67 percent. South winds less than
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. West winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
in the mid 60s. Minimum RH 64 percent. West winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ074-162000-
Sevier Smoky Mountains-
Including the cities of Elkmont and Gatlinburg
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 62-67 (+4) 77-82 (+2) 58-63 71-76
RH % (24h trend) 87-92 (+5) 39-44 (-13) 92-97 39-44
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 11 W 21 G29
PM 20FT Wnd (mph) SW 13 SW 13 SW 19 W 20 G28
Transport Wnd (mph) SW 12 SW 20 W 21 W 32
Mixing Hgt(ft-agl) 50 3620 50 6370
Vent Rate (mph-ft) 600 72400 1050 203840
Max Dispersion Early 7 Poor 33 Fair 10 Poor 116 Very Good
Max Dispersion Late 7 Poor 60 Gen Good 12 Poor 185 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 4 3 5
Max LVORI Late 5 2 5 1
Precip Chance (%) 20 40 80 40
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.11 1.03 0.02
Precip Begin 9 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Chance of Thunder (%) 20 20 40 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds 5 to 15 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the mid
70s. Minimum RH 52 percent. Southwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.MONDAY...Partly sunny with showers likely and a slight chance of
thunderstorms. Highs in the mid 70s. Minimum RH 69 percent. Light
winds.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the mid 70s. Minimum RH 65 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. South winds less
than 10 mph.
.WEDNESDAY...Showers and a slight chance of thunderstorms. Highs
in the lower 70s. Minimum RH 75 percent. South winds 5 to 15 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 50s. Southwest winds 5 to 15 mph.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
in the lower 60s. Minimum RH 69 percent. West winds 5 to 15 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ072-162000-
Blount Smoky Mountains-
Including the city of Cades Cove
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 65-70 (+4) 81-86 (+3) 62-67 76-81
RH % (24h trend) 86-91 (+5) 42-47 (-11) 93-98 39-44
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 8 SW 20
PM 20FT Wnd (mph) SW 11 SW 11 S 19 W 16 G23
Transport Wnd (mph) S 12 SW 17 SW 17 W 29
Mixing Hgt(ft-agl) 240 3690 250 6970
Vent Rate (mph-ft) 2880 62730 4250 202130
Max Dispersion Early 9 Poor 35 Fair 13 Gen Poor 111 Very Good
Max Dispersion Late 9 Poor 58 Gen Good 16 Gen Poor 174 Very Good
Category Day 1 4 1 5
Max LVORI Early 4 4 3 5
Max LVORI Late 5 2 5 1
Precip Chance (%) 0 30 80 40
Precip Type None Tstms Tstms Tstms
Precip Duration 1 5 1
Precip Amount 0.00 0.06 1.14 0.02
Precip Begin 8 AM 8 PM Continuing
Precip End 2 PM Continuing 2 PM
Chance of Thunder (%) 0 20 50 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 60s. West winds less than 10 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 53 percent. South winds less than 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Light
winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
65 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 61 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Showers and a slight chance of thunderstorms. Highs
in the mid 70s. Minimum RH 72 percent. South winds 5 to 15 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
in the mid 60s. Minimum RH 65 percent. West winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ087-162000-
Southeast Monroe-
Including the cities of Citico and Coker Creek
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 64-69 (+4) 80-85 (+2) 60-65 76-81
RH % (24h trend) 92-97 (+6) 43-48 (-7) 95-100 38-43
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 8 SW 14 G23
PM 20FT Wnd (mph) SW 9 SW 10 G17 S 14 G22 W 12 G22
Transport Wnd (mph) SW 10 SW 18 SW 15 W 25
Mixing Hgt(ft-agl) 160 3290 180 6690
Vent Rate (mph-ft) 1600 59220 2700 167250
Max Dispersion Early 7 Poor 38 Fair 10 Poor 97 Good
Max Dispersion Late 5 Very Poor 54 Gen Good 14 Gen Poor 145 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 6 3 7
Max LVORI Late 6 2 8 2
Precip Chance (%) 0 20 80 40
Precip Type None Tstms Tstms Tstms
Precip Duration 1 5 1
Precip Amount 0.00 0.02 0.89 0.03
Precip Begin 9 AM 8 PM Continuing
Precip End 12 PM Continuing 2 PM
Chance of Thunder (%) 0 20 50 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 60s. Light winds.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 54 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Light
winds.
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 63 percent.
Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 60 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the mid 70s. Minimum RH 70 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
in the mid 60s. Minimum RH 64 percent. West winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ102-162000-
East Polk-
Including the cities of Big Frog Mountain, Ducktown,
and Turtletown
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Pcldy Mcldy Pcldy
Temp (24h trend) 64-69 (+5) 82-87 (+2) 61-66 79-84
RH % (24h trend) 95-100 (+7) 43-48 (-5) 95-100 38-43
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 9 SW 16
PM 20FT Wnd (mph) SW 11 SW 11 S 17 W 12
Transport Wnd (mph) W 9 SW 17 SW 17 W 23
Mixing Hgt(ft-agl) 240 3440 480 6690
Vent Rate (mph-ft) 2160 58480 8160 153870
Max Dispersion Early 6 Very Poor 40 Fair 11 Poor 85 Good
Max Dispersion Late 4 Very Poor 58 Gen Good 15 Gen Poor 135 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 7 3 6
Max LVORI Late 8 2 6 2
Precip Chance (%) 0 0 70 30
Precip Type None None Tstms Tstms
Precip Duration 2 1
Precip Amount 0.00 0.00 0.53 0.02
Precip Begin 8 PM Continuing
Precip End Continuing 2 PM
Chance of Thunder (%) 0 0 50 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the lower 60s. Light winds.
.SUNDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs around 80. Minimum RH 53 percent.
Light winds.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 57 percent.
Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 55 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Light winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 66 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
in the upper 60s. Minimum RH 60 percent. West winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
NCZ060-162000-
Cherokee-
Including the cities of Andrews, Marble, Topton, Hiawasse Dam,
Murphy, Unaka, and Violet
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Pcldy Mcldy Pcldy
Temp (24h trend) 61-66 (+3) 81-86 (+2) 60-65 78-83
RH % (24h trend) 95-100 (+7) 43-48 (-5) 95-100 36-41
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 6 W 13
PM 20FT Wnd (mph) SW 8 SW 8 S 11 W 11
Transport Wnd (mph) SW 6 SW 15 SW 12 W 24
Mixing Hgt(ft-agl) 260 3870 370 6720
Vent Rate (mph-ft) 1560 58050 4440 161280
Max Dispersion Early 6 Very Poor 36 Fair 9 Poor 91 Good
Max Dispersion Late 5 Very Poor 58 Gen Good 12 Poor 144 Very Good
Category Day 1 4 1 5
Max LVORI Early 6 7 4 6
Max LVORI Late 8 2 7 1
Precip Chance (%) 0 20 70 40
Precip Type None None Tstms Tstms
Precip Duration 2 1
Precip Amount 0.00 0.01 0.53 0.03
Precip Begin 10 AM 8 PM Continuing
Precip End 12 PM Continuing 2 PM
Chance of Thunder (%) 0 0 40 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows around 60. Light winds.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 51 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows around 60. Light winds.
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 58 percent.
Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Light
winds.
.TUESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 56 percent.
East winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Light winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 68 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
in the upper 60s. Minimum RH 60 percent. West winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
NCZ061-162000-
Clay-
Including the cities of Shooting Creek, Brasstown, Hayesville,
and Tusquitee
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Pcldy Mcldy Pcldy
Temp (24h trend) 60-65 (+3) 79-84 (+2) 59-64 75-80
RH % (24h trend) 95-100 (+5) 49-54 (-3) 95-100 41-46
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 9 W 16
PM 20FT Wnd (mph) W 11 SW 8 SW 12 W 13
Transport Wnd (mph) W 7 W 17 W 13 W 26
Mixing Hgt(ft-agl) 180 3790 260 6220
Vent Rate (mph-ft) 1260 64430 3380 161720
Max Dispersion Early 6 Very Poor 26 Fair 8 Poor 85 Good
Max Dispersion Late 5 Very Poor 58 Gen Good 9 Poor 143 Very Good
Category Day 1 4 1 5
Max LVORI Early 6 9 4 7
Max LVORI Late 9 2 7 1
Precip Chance (%) 0 0 60 40
Precip Type None None Tstms Tstms
Precip Duration 2 1
Precip Amount 0.00 0.00 0.42 0.03
Precip Begin 8 PM Continuing
Precip End Continuing 2 PM
Chance of Thunder (%) 0 0 40 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds less than 10 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 55 percent. Northwest winds less than
10 mph.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
61 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Light
winds.
.TUESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 62 percent.
Northeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Light winds.
.WEDNESDAY...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Highs in the lower 70s. Minimum RH
75 percent. South winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 50s. West winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
mid 60s. Minimum RH 64 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ015-162000-
Hancock-
Including the cities of Evanston, Sneedville, Treadway,
and Kyles Ford
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 63-68 (+5) 80-85 (0) 61-66 79-84
RH % (24h trend) 95-100 (+2) 50-55 (-3) 95-100 34-39
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 6 SW 11 G19
PM 20FT Wnd (mph) SW 8 SW 8 SW 11 W 12
Transport Wnd (mph) SW 8 SW 18 SW 14 W 35
Mixing Hgt(ft-agl) 290 3270 530 8410
Vent Rate (mph-ft) 2320 58860 7420 294350
Max Dispersion Early 8 Poor 26 Fair 15 Gen Poor 148 Very Good
Max Dispersion Late 6 Very Poor 51 Gen Good 16 Gen Poor 200 Very Good
Category Day 1 4 1 5
Max LVORI Early 6 6 4 8
Max LVORI Late 9 2 8 1
Precip Chance (%) 30 50 90 20
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.08 0.98 0.01
Precip Begin 10 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Chance of Thunder (%) 30 20 50 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. Light
winds.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs
around 80. Minimum RH 47 percent. Light winds.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs around 80. Minimum RH 61 percent.
Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Light
winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 59 percent.
Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 69 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 59 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ016-162000-
Hawkins-
Including the city of Mooresburg
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 63-68 (+5) 81-86 (+1) 61-66 79-84
RH % (24h trend) 95-100 (+3) 50-55 (-2) 95-100 37-42
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 6 SW 13
PM 20FT Wnd (mph) SW 8 SW 8 SW 11 W 13 G21
Transport Wnd (mph) SW 9 SW 17 SW 15 W 33
Mixing Hgt(ft-agl) 330 3140 500 8200
Vent Rate (mph-ft) 2970 53380 7500 270600
Max Dispersion Early 9 Poor 24 Fair 9 Poor 129 Very Good
Max Dispersion Late 6 Very Poor 46 Gen Good 10 Poor 200 Very Good
Category Day 1 3 1 5
Max LVORI Early 5 6 4 6
Max LVORI Late 9 2 7 1
Precip Chance (%) 30 50 90 20
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.07 1.03 0.01
Precip Begin 10 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Chance of Thunder (%) 30 20 50 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs
around 80. Minimum RH 50 percent. Southwest winds less than
10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs around 80. Minimum RH 62 percent.
Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Light
winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 61 percent.
Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Light
winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 62 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ017-162000-
Sullivan-
Including the cities of Kingsport, Bristol TN,
and South Holston Dam
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Pcldy Mcldy Mcldy Pcldy
Temp (24h trend) 63-68 (+5) 80-85 (0) 61-66 77-82
RH % (24h trend) 95-100 (+5) 45-50 (-4) 95-100 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 11 SW 20
PM 20FT Wnd (mph) SW 10 SW 9 SW 10 W 18
Transport Wnd (mph) SW 10 SW 15 SW 10 W 33
Mixing Hgt(ft-agl) 400 3140 380 7750
Vent Rate (mph-ft) 4000 47100 3800 255750
Max Dispersion Early 8 Poor 27 Fair 6 Very Poor 120 Very Good
Max Dispersion Late 6 Very Poor 38 Fair 14 Gen Poor 200 Very Good
Category Day 1 3 1 5
Max LVORI Early 5 6 4 6
Max LVORI Late 7 2 6 1
Precip Chance (%) 20 50 80 30
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.10 0.93 0.02
Precip Begin 11 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Chance of Thunder (%) 20 20 50 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the upper 70s. Minimum RH 50 percent. West winds less than
10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. Light
winds.
.MONDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 62 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 60 percent. Light
winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Light
winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 69 percent.
Southeast winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 60s. Minimum RH
63 percent. West winds 5 to 15 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ046-162000-
Northwest Carter-
Including the city of Elizabethton
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Pcldy Mcldy Mcldy Mclear
Temp (24h trend) 62-67 (+5) 80-85 (+1) 59-64 75-80
RH % (24h trend) 91-96 (+4) 41-46 (-6) 91-96 39-44
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 8 W 17
PM 20FT Wnd (mph) W 9 SW 8 SW 9 W 17
Transport Wnd (mph) W 7 SW 17 SW 10 W 35
Mixing Hgt(ft-agl) 270 3450 270 7580
Vent Rate (mph-ft) 1890 58650 2700 265300
Max Dispersion Early 9 Poor 32 Fair 7 Poor 124 Very Good
Max Dispersion Late 9 Poor 53 Gen Good 11 Poor 200 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 5 3 5
Max LVORI Late 6 2 5 1
Precip Chance (%) 0 40 80 30
Precip Type None Tstms Tstms Tstms
Precip Duration 1 5 1
Precip Amount 0.00 0.11 0.89 0.02
Precip Begin Continuing Continuing Continuing
Precip End Continuing Continuing 2 PM
Chance of Thunder (%) 0 30 40 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the upper 70s. Minimum RH 49 percent. West winds less than
10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. Light winds.
.MONDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 58 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows around 60. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 57 percent.
Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Light
winds.
.WEDNESDAY...Showers and a slight chance of thunderstorms. Highs
in the mid 70s. Minimum RH 66 percent. Southeast winds less than
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 60s. Minimum RH
63 percent. West winds 5 to 15 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ044-162000-
Washington TN-
Including the city of Johnson City
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Pcldy Mcldy Mcldy Pcldy
Temp (24h trend) 63-68 (+4) 81-86 (0) 60-65 77-82
RH % (24h trend) 95-100 (+6) 44-49 (-5) 95-100 43-48
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 8 SW 18
PM 20FT Wnd (mph) SW 6 SW 9 SW 9 W 16 G23
Transport Wnd (mph) SW 10 SW 15 SW 9 W 30
Mixing Hgt(ft-agl) 370 3290 360 6770
Vent Rate (mph-ft) 3700 49350 3240 203100
Max Dispersion Early 7 Poor 29 Fair 5 Very Poor 116 Very Good
Max Dispersion Late 7 Poor 43 Gen Good 14 Gen Poor 173 Very Good
Category Day 1 3 1 5
Max LVORI Early 5 5 3 6
Max LVORI Late 7 2 5 1
Precip Chance (%) 20 40 80 30
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.11 0.98 0.02
Precip Begin 10 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Chance of Thunder (%) 20 20 40 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the upper 70s. Minimum RH 53 percent. West winds less than
10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. Light winds.
.MONDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 63 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Light
winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 60 percent. Southeast
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 72 percent.
South winds 5 to 15 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 65 percent. West winds 5 to 15 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ042-162000-
Northwest Greene-
Including the city of Greeneville
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 63-68 (+3) 82-87 (+1) 61-66 78-83
RH % (24h trend) 95-100 (+8) 46-51 (-5) 95-100 43-48
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 6 SW 17
PM 20FT Wnd (mph) SW 9 SW 8 SW 11 W 14 G23
Transport Wnd (mph) SW 10 SW 14 SW 9 W 28
Mixing Hgt(ft-agl) 390 3260 400 6410
Vent Rate (mph-ft) 3900 45640 3600 179480
Max Dispersion Early 7 Poor 24 Fair 6 Very Poor 116 Very Good
Max Dispersion Late 7 Poor 40 Fair 11 Poor 151 Very Good
Category Day 1 3 1 5
Max LVORI Early 5 6 3 5
Max LVORI Late 8 2 6 1
Precip Chance (%) 20 40 80 30
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.09 1.10 0.02
Precip Begin 10 PM Continuing 8 PM Continuing
Precip End Continuing 7 PM Continuing 2 PM
Chance of Thunder (%) 20 20 50 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs
around 80. Minimum RH 53 percent. West winds less than 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows around 60. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs around 80. Minimum RH 63 percent.
Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Light
winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 60 percent.
Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Light winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 64 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ038-162000-
Grainger-
Including the city of Bean Station
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 65-70 (+4) 82-87 (+2) 62-67 80-85
RH % (24h trend) 95-100 (+5) 50-55 (-4) 95-100 37-42
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 6 SW 14
PM 20FT Wnd (mph) SW 11 SW 11 SW 16 W 12 G21
Transport Wnd (mph) SW 10 SW 20 W 16 W 30
Mixing Hgt(ft-agl) 280 3440 520 7730
Vent Rate (mph-ft) 2800 68800 8320 231900
Max Dispersion Early 8 Poor 27 Fair 13 Gen Poor 140 Very Good
Max Dispersion Late 7 Poor 59 Gen Good 14 Gen Poor 197 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 6 4 5
Max LVORI Late 7 2 6 1
Precip Chance (%) 30 40 90 20
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.07 1.21 0.01
Precip Begin 10 PM Continuing 8 PM Continuing
Precip End Continuing 7 PM Continuing 2 PM
Chance of Thunder (%) 20 30 50 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows around 60. Light winds.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the lower 80s. Minimum RH 52 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
64 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Light
winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 62 percent.
Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Light winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 70 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs around
70. Minimum RH 60 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ039-162000-
Hamblen-
Including the cities of Alpha, Morristown, and Russellville
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 65-70 (+5) 82-87 (+2) 62-67 79-84
RH % (24h trend) 95-100 (+4) 49-54 (-4) 95-100 42-47
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 6 SW 11 G21
PM 20FT Wnd (mph) SW 6 SW 8 SW 10 W 11 G21
Transport Wnd (mph) SW 10 SW 18 SW 16 W 29
Mixing Hgt(ft-agl) 360 3250 450 6790
Vent Rate (mph-ft) 3600 58500 7200 196910
Max Dispersion Early 8 Poor 26 Fair 10 Poor 130 Very Good
Max Dispersion Late 8 Poor 50 Gen Good 14 Gen Poor 166 Very Good
Category Day 1 3 1 5
Max LVORI Early 5 6 3 5
Max LVORI Late 8 2 6 1
Precip Chance (%) 20 40 90 20
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.05 1.25 0.01
Precip Begin 10 PM Continuing 8 PM Continuing
Precip End Continuing 7 PM Continuing 2 PM
Chance of Thunder (%) 20 20 50 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows around 60. Light winds.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the lower 80s. Minimum RH 53 percent. West winds less than
10 mph.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
64 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Light
winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 62 percent.
Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Light winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs around
70. Minimum RH 62 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ040-162000-
Northwest Cocke-
Including the cities of Bybee and Newport
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 65-70 (+5) 84-89 (+3) 62-67 79-84
RH % (24h trend) 95-100 (+7) 41-46 (-9) 95-100 39-44
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 8 W 20
PM 20FT Wnd (mph) SW 11 SW 9 SW 12 W 16
Transport Wnd (mph) SW 9 SW 13 SW 8 W 30
Mixing Hgt(ft-agl) 360 3400 330 7140
Vent Rate (mph-ft) 3240 44200 2640 214200
Max Dispersion Early 6 Very Poor 24 Fair 8 Poor 126 Very Good
Max Dispersion Late 9 Poor 46 Gen Good 12 Poor 192 Very Good
Category Day 1 3 1 5
Max LVORI Early 4 5 3 5
Max LVORI Late 6 2 5 1
Precip Chance (%) 20 40 80 30
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.08 1.40 0.01
Precip Begin 9 PM Continuing 8 PM Continuing
Precip End Continuing 7 PM Continuing 2 PM
Chance of Thunder (%) 20 20 50 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 60s. West
winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the lower 80s. Minimum RH 50 percent. Southwest winds less than
10 mph.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
61 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Light
winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 56 percent.
Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Light winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 65 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. West winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
in the upper 60s. Minimum RH 61 percent. West winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ070-162000-
Jefferson-
Including the cities of Jefferson City, Strawberry Plains,
Chestnut Hill, Dandridge, and White Pine
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 66-71 (+5) 83-88 (+3) 63-68 79-84
RH % (24h trend) 94-99 (+4) 46-51 (-7) 95-100 41-46
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 8 SW 13 G21
PM 20FT Wnd (mph) SW 8 SW 9 SW 10 W 13 G21
Transport Wnd (mph) SW 10 SW 17 SW 17 W 28
Mixing Hgt(ft-agl) 400 3530 480 6890
Vent Rate (mph-ft) 4000 60010 8160 192920
Max Dispersion Early 7 Poor 26 Fair 11 Poor 130 Very Good
Max Dispersion Late 8 Poor 55 Gen Good 12 Poor 166 Very Good
Category Day 1 4 1 5
Max LVORI Early 4 5 3 5
Max LVORI Late 7 2 6 1
Precip Chance (%) 20 40 90 30
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.07 1.48 0.01
Precip Begin 10 PM Continuing 8 PM Continuing
Precip End Continuing 6 PM Continuing 2 PM
Chance of Thunder (%) 20 20 50 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 60s. West
winds less than 10 mph.
.SUNDAY...Partly sunny with a slight chance of showers. Highs in
the lower 80s. Minimum RH 53 percent. Southwest winds less than
10 mph.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
64 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 60 percent. Light
winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Light winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 69 percent.
Southwest winds 5 to 15 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows around 60. West winds less than 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs around
70. Minimum RH 61 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ035-162000-
Morgan-
Including the cities of Pine Orchard, High Point, and Petros
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 65-70 (+5) 81-86 (+1) 61-66 79-84
RH % (24h trend) 92-97 (0) 48-53 (-5) 95-100 36-41
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 9 SW 13
PM 20FT Wnd (mph) SW 11 SW 12 SW 17 W 12 G21
Transport Wnd (mph) S 10 SW 22 SW 14 W 32
Mixing Hgt(ft-agl) 320 3470 300 7970
Vent Rate (mph-ft) 3200 76340 4200 255040
Max Dispersion Early 7 Poor 39 Fair 14 Gen Poor 140 Very Good
Max Dispersion Late 8 Poor 68 Good 13 Gen Poor 200 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 6 4 7
Max LVORI Late 6 2 8 1
Precip Chance (%) 30 40 100 20
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.16 1.14 0.01
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Chance of Thunder (%) 20 30 60 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. Light
winds.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 53 percent. Light winds.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 66 percent. Light
winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
East winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 70 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
in the upper 60s. Minimum RH 63 percent. West winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ012-162000-
Scott TN-
Including the cities of Big South Fork National, Oneida,
Smokey Junction, Elgin, Huntsville, Norma, and Slick Rock
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 66-71 (+5) 81-86 (+1) 61-66 78-83
RH % (24h trend) 89-94 (+1) 48-53 (-5) 95-100 36-41
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 8 SW 12
PM 20FT Wnd (mph) SW 11 SW 11 SW 17 W 11 G21
Transport Wnd (mph) SW 13 SW 23 W 15 W 36
Mixing Hgt(ft-agl) 370 3810 380 8010
Vent Rate (mph-ft) 4810 87630 5700 288360
Max Dispersion Early 9 Poor 34 Fair 16 Gen Poor 164 Very Good
Max Dispersion Late 9 Poor 76 Good 16 Gen Poor 200 Very Good
Category Day 1 4 1 5
Max LVORI Early 4 5 4 6
Max LVORI Late 6 1 7 1
Precip Chance (%) 30 40 100 20
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.25 1.40 0.01
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Chance of Thunder (%) 20 30 50 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. Light
winds.
.SUNDAY...Partly sunny with a chance of showers. Highs around 80.
Minimum RH 53 percent. Light winds.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
68 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. South winds less
than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
in the upper 60s. Minimum RH 64 percent. West winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ013-162000-
Campbell-
Including the cities of Fincastle, La Follette, Elk Valley,
Jellico, White Oak, Caryville, and Royal Blue
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 65-70 (+4) 79-84 (+2) 61-66 77-82
RH % (24h trend) 89-94 (0) 52-57 (-5) 95-100 35-40
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 9 SW 13 G21
PM 20FT Wnd (mph) SW 11 SW 12 SW 18 W 12 G21
Transport Wnd (mph) SW 10 SW 21 SW 14 W 36
Mixing Hgt(ft-agl) 220 3670 250 8410
Vent Rate (mph-ft) 2200 77070 3500 302760
Max Dispersion Early 9 Poor 33 Fair 15 Gen Poor 167 Very Good
Max Dispersion Late 7 Poor 68 Good 15 Gen Poor 200 Very Good
Category Day 1 4 1 5
Max LVORI Early 4 5 3 6
Max LVORI Late 6 2 7 1
Precip Chance (%) 30 40 100 20
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.17 1.27 0.01
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Chance of Thunder (%) 20 30 50 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows around 60. Light winds.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 53 percent. Light winds.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
70 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 66 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 72 percent. South
winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
in the mid 60s. Minimum RH 64 percent. West winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ014-162000-
Claiborne-
Including the cities of Lone Mountain, Sandlick, Springdale,
Arthur, Harrogate-Shawanee, Clairfield, and Howard Quarter
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 64-69 (+4) 80-85 (+1) 61-66 79-84
RH % (24h trend) 95-100 (+5) 52-57 (-4) 95-100 34-39
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 6 SW 11 G19
PM 20FT Wnd (mph) SW 8 SW 9 SW 11 W 12 G20
Transport Wnd (mph) SW 9 SW 18 W 13 W 36
Mixing Hgt(ft-agl) 270 3180 330 8420
Vent Rate (mph-ft) 2430 57240 4290 303120
Max Dispersion Early 7 Poor 26 Fair 15 Gen Poor 160 Very Good
Max Dispersion Late 6 Very Poor 54 Gen Good 16 Gen Poor 200 Very Good
Category Day 1 3 1 5
Max LVORI Early 5 6 4 7
Max LVORI Late 8 2 8 1
Precip Chance (%) 30 50 90 20
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.11 1.12 0.01
Precip Begin 9 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Chance of Thunder (%) 20 20 50 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. Light
winds.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs
around 80. Minimum RH 49 percent. Light winds.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
64 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Light
winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 62 percent.
Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Light winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 69 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 60 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ037-162000-
Union-
Including the cities of Maynardville, Norris Lake, Paulette,
Rose Hill, Sharps Chapel, and Luttrell
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 65-70 (+4) 82-87 (+3) 62-67 80-85
RH % (24h trend) 93-98 (+3) 51-56 (-4) 95-100 35-40
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 6 SW 13
PM 20FT Wnd (mph) SW 11 SW 10 G17 SW 14 W 11 G21
Transport Wnd (mph) SW 10 SW 21 SW 13 W 32
Mixing Hgt(ft-agl) 340 3760 500 8540
Vent Rate (mph-ft) 3400 78960 6500 273280
Max Dispersion Early 9 Poor 29 Fair 16 Gen Poor 147 Very Good
Max Dispersion Late 6 Very Poor 68 Good 16 Gen Poor 200 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 5 4 6
Max LVORI Late 6 2 8 1
Precip Chance (%) 30 40 90 20
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.09 1.19 0.01
Precip Begin 9 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Chance of Thunder (%) 20 30 50 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 60s. Light
winds.
.SUNDAY...Partly sunny with a slight chance of showers. Highs in
the lower 80s. Minimum RH 51 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs around 80. Minimum RH 66 percent.
Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Light winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs around
70. Minimum RH 59 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ036-162000-
Anderson-
Including the cities of Oak Ridge and Clinton
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 66-71 (+5) 80-85 (+2) 62-67 79-84
RH % (24h trend) 91-96 (+1) 51-56 (-5) 95-100 36-41
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 11 SW 16
PM 20FT Wnd (mph) SW 13 SW 13 SW 20 W 13 G21
Transport Wnd (mph) SW 10 SW 21 SW 14 W 31
Mixing Hgt(ft-agl) 280 3580 310 8590
Vent Rate (mph-ft) 2800 75180 4340 266290
Max Dispersion Early 8 Poor 32 Fair 15 Gen Poor 140 Very Good
Max Dispersion Late 6 Very Poor 67 Good 15 Gen Poor 200 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 5 4 6
Max LVORI Late 6 2 8 1
Precip Chance (%) 30 40 100 20
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.07 1.11 0.01
Precip Begin 9 PM Continuing 8 PM Continuing
Precip End Continuing 7 PM Continuing 2 PM
Chance of Thunder (%) 20 30 60 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 60s. Light
winds.
.SUNDAY...Partly sunny with a chance of showers. Highs around 80.
Minimum RH 54 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
67 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
East winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 72 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 61 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ069-162000-
Knox-
Including the cities of Bearden, Knoxville, and Lake Forest
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 66-71 (+4) 82-87 (+2) 63-68 80-85
RH % (24h trend) 92-97 (+4) 48-53 (-6) 95-100 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 8 SW 12 G20
PM 20FT Wnd (mph) SW 10 SW 10 G17 SW 11 G19 W 12 G21
Transport Wnd (mph) SW 10 SW 21 SW 17 W 28
Mixing Hgt(ft-agl) 390 3460 640 8080
Vent Rate (mph-ft) 3900 72660 10880 226240
Max Dispersion Early 7 Poor 34 Fair 12 Poor 133 Very Good
Max Dispersion Late 5 Very Poor 62 Good 12 Poor 197 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 5 3 5
Max LVORI Late 6 2 6 1
Precip Chance (%) 20 40 90 20
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.06 1.21 0.01
Precip Begin 9 PM Continuing 8 PM Continuing
Precip End Continuing 6 PM Continuing 2 PM
Chance of Thunder (%) 20 30 50 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 60s. Light
winds.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 54 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
66 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 61 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. South
winds less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 70 percent.
Southwest winds 5 to 15 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows around 60. Southwest winds less than 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs around
70. Minimum RH 59 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ073-162000-
North Sevier-
Including the cities of Harrisburg, Kodak, McMahan, Sevierville,
Seymour, and Pigeon Forge
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 66-71 (+5) 84-89 (+4) 62-67 79-84
RH % (24h trend) 91-96 (+4) 40-45 (-12) 95-100 39-44
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 11 SW 23
PM 20FT Wnd (mph) SW 13 SW 11 SW 19 W 16
Transport Wnd (mph) SW 9 SW 18 SW 12 W 30
Mixing Hgt(ft-agl) 430 3870 540 7630
Vent Rate (mph-ft) 3870 69660 6480 228900
Max Dispersion Early 8 Poor 32 Fair 12 Poor 125 Very Good
Max Dispersion Late 9 Poor 61 Good 15 Gen Poor 196 Very Good
Category Day 1 4 1 5
Max LVORI Early 4 5 3 5
Max LVORI Late 6 2 5 1
Precip Chance (%) 20 40 90 30
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.08 1.30 0.01
Precip Begin 9 PM Continuing 8 PM Continuing
Precip End Continuing 2 PM Continuing 2 PM
Chance of Thunder (%) 20 20 50 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southwest
winds less than 10 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 52 percent. Southwest winds less than
10 mph.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
64 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 59 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Light winds.
.WEDNESDAY...Showers and a slight chance of thunderstorms. Highs
in the upper 70s. Minimum RH 66 percent. South winds 5 to 15 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
in the upper 60s. Minimum RH 60 percent. West winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ067-162000-
Roane-
Including the cities of Harriman, Eagle Furnace, Rockwood,
Bradbury, Fairview, Kingston, and Oliver Springs
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 65-70 (+5) 83-88 (+3) 62-67 82-87
RH % (24h trend) 95-100 (+2) 51-56 (-3) 95-100 37-42
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 6 SW 9
PM 20FT Wnd (mph) SW 6 SW 9 SW 9 W 10 G17
Transport Wnd (mph) S 8 SW 20 SW 14 W 28
Mixing Hgt(ft-agl) 380 3450 490 8080
Vent Rate (mph-ft) 3040 69000 6860 226240
Max Dispersion Early 7 Poor 40 Fair 13 Gen Poor 125 Very Good
Max Dispersion Late 5 Very Poor 60 Gen Good 14 Gen Poor 193 Very Good
Category Day 1 4 1 5
Max LVORI Early 6 6 4 7
Max LVORI Late 9 2 8 1
Precip Chance (%) 20 30 90 20
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.04 0.88 0.01
Precip Begin 9 PM 8 AM 8 PM Continuing
Precip End 7 AM 4 PM Continuing 2 PM
Chance of Thunder (%) 20 30 60 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 60s. Light
winds.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 55 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Light
winds.
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent. South
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Light winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.THURSDAY...Partly sunny with a chance of showers. Highs around
70. Minimum RH 60 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ068-162000-
Loudon-
Including the cities of Lenoir City and Loudon
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 65-70 (+4) 83-88 (+3) 62-67 81-86
RH % (24h trend) 95-100 (+5) 51-56 (-3) 95-100 42-47
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 8 SW 11
PM 20FT Wnd (mph) SW 8 SW 9 SW 9 G17 W 11
Transport Wnd (mph) S 9 SW 18 SW 16 W 25
Mixing Hgt(ft-agl) 390 3520 610 7470
Vent Rate (mph-ft) 3510 63360 9760 186750
Max Dispersion Early 7 Poor 43 Gen Good 11 Poor 118 Very Good
Max Dispersion Late 5 Very Poor 61 Good 13 Gen Poor 166 Very Good
Category Day 1 4 1 5
Max LVORI Early 6 6 4 6
Max LVORI Late 8 2 8 1
Precip Chance (%) 20 30 90 30
Precip Type Showers Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.04 0.99 0.01
Precip Begin 9 PM 8 AM 8 PM Continuing
Precip End 5 AM 2 PM Continuing 2 PM
Chance of Thunder (%) 0 20 60 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 60s. Light
winds.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 56 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Light
winds.
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 61 percent. South
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs around 80. Minimum RH 71 percent.
Southwest winds 5 to 15 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Southwest winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
around 70. Minimum RH 60 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ071-162000-
Northwest Blount-
Including the cities of Happy Valley, Maryville, and Alcoa
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 67-72 (+5) 83-88 (+4) 63-68 80-85
RH % (24h trend) 89-94 (+4) 45-50 (-9) 95-100 42-47
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 10 SW 16
PM 20FT Wnd (mph) SW 11 SW 11 SW 16 W 13 G21
Transport Wnd (mph) S 10 SW 17 SW 17 W 25
Mixing Hgt(ft-agl) 390 3640 560 7220
Vent Rate (mph-ft) 3900 61880 9520 180500
Max Dispersion Early 9 Poor 38 Fair 11 Poor 114 Very Good
Max Dispersion Late 6 Very Poor 58 Gen Good 14 Gen Poor 165 Very Good
Category Day 1 4 1 5
Max LVORI Early 4 5 3 5
Max LVORI Late 6 2 6 1
Precip Chance (%) 20 30 90 30
Precip Type Showers Tstms Tstms Tstms
Precip Duration 1 1 5 1
Precip Amount 0.01 0.06 1.14 0.01
Precip Begin 3 AM Continuing 8 PM Continuing
Precip End Continuing 2 PM Continuing 2 PM
Chance of Thunder (%) 0 20 50 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 60s. West
winds less than 10 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 55 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
65 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 61 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. South
winds less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs around 80. Minimum RH 69 percent. South
winds 5 to 15 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows around 60. Southwest winds less than 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
around 70. Minimum RH 62 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ086-162000-
Northwest Monroe-
Including the cities of Sweetwater, Madisonville,
and Bullet Creek
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 66-71 (+4) 83-88 (+2) 62-67 81-86
RH % (24h trend) 95-100 (+8) 46-51 (-5) 95-100 39-44
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 8 SW 10 G17
PM 20FT Wnd (mph) SW 6 SW 9 S 11 W 10 G17
Transport Wnd (mph) SW 12 SW 18 SW 18 W 23
Mixing Hgt(ft-agl) 400 3590 650 7040
Vent Rate (mph-ft) 4800 64620 11700 161920
Max Dispersion Early 8 Poor 47 Gen Good 12 Poor 105 Very Good
Max Dispersion Late 7 Poor 62 Good 16 Gen Poor 144 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 6 3 6
Max LVORI Late 7 2 7 2
Precip Chance (%) 0 30 80 30
Precip Type None Tstms Tstms Tstms
Precip Duration 1 5 1
Precip Amount 0.00 0.03 0.89 0.01
Precip Begin 8 AM 8 PM Continuing
Precip End 12 PM Continuing 2 PM
Chance of Thunder (%) 0 20 50 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 60s. Light winds.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 54 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Light
winds.
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 61 percent.
Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 58 percent. South
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. South
winds less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs around 80. Minimum RH 66 percent. South
winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
around 70. Minimum RH 59 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ083-162000-
Rhea-
Including the cities of Dayton, Evensville, Old Washington,
Grandview, and Spring City
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 64-69 (+4) 82-87 (+3) 62-67 80-85
RH % (24h trend) 95-100 (+2) 53-58 (-4) 95-100 41-46
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 8 SW 9 G17
PM 20FT Wnd (mph) SW 8 SW 9 G17 SW 10 G18 W 9 G17
Transport Wnd (mph) S 8 SW 20 W 12 W 25
Mixing Hgt(ft-agl) 250 3300 290 7220
Vent Rate (mph-ft) 2000 66000 3480 180500
Max Dispersion Early 9 Poor 44 Gen Good 14 Gen Poor 110 Very Good
Max Dispersion Late 5 Very Poor 59 Gen Good 16 Gen Poor 154 Very Good
Category Day 1 4 1 5
Max LVORI Early 6 7 4 8
Max LVORI Late 9 2 9 1
Precip Chance (%) 0 30 90 20
Precip Type None Tstms Tstms Tstms
Precip Duration 1 5 1
Precip Amount 0.00 0.02 0.69 0.01
Precip Begin 8 AM 8 PM Continuing
Precip End 2 PM Continuing 2 PM
Chance of Thunder (%) 0 20 60 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 60s. Light winds.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 60 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Light
winds.
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 69 percent.
Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Light winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 74 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 66 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ084-162000-
Meigs-
Including the city of Big Spring
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 64-69 (+4) 84-89 (+3) 63-68 83-88
RH % (24h trend) 95-100 (0) 51-56 (-2) 95-100 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 6 SW 9
PM 20FT Wnd (mph) S 6 SW 9 SW 6 W 9
Transport Wnd (mph) SW 7 SW 17 SW 12 W 23
Mixing Hgt(ft-agl) 390 3370 550 7140
Vent Rate (mph-ft) 2730 57290 6600 164220
Max Dispersion Early 9 Poor 46 Gen Good 14 Gen Poor 105 Very Good
Max Dispersion Late 5 Very Poor 59 Gen Good 17 Gen Poor 144 Very Good
Category Day 1 4 1 5
Max LVORI Early 6 8 4 8
Max LVORI Late 9 2 8 2
Precip Chance (%) 0 30 90 20
Precip Type None Tstms Tstms Tstms
Precip Duration 1 5 1
Precip Amount 0.00 0.01 0.68 0.01
Precip Begin 8 AM 8 PM Continuing
Precip End 1 PM Continuing 2 PM
Chance of Thunder (%) 0 20 50 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 60s. Light winds.
.SUNDAY...Partly sunny with a chance of showers. Highs in the mid
80s. Minimum RH 57 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Light
winds.
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 61 percent. South
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Light winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs around 80. Minimum RH 69 percent.
Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
lower 70s. Minimum RH 61 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ085-162000-
McMinn-
Including the cities of Athens, Clear Water, Dentville,
and Etowah
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 65-70 (+4) 84-89 (+3) 62-67 82-87
RH % (24h trend) 95-100 (+4) 49-54 (-3) 95-100 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 8 SW 11
PM 20FT Wnd (mph) SW 8 SW 9 SW 11 W 10 G17
Transport Wnd (mph) S 8 SW 20 SW 17 W 22
Mixing Hgt(ft-agl) 340 3380 560 6910
Vent Rate (mph-ft) 2720 67600 9520 152020
Max Dispersion Early 8 Poor 47 Gen Good 10 Poor 101 Very Good
Max Dispersion Late 6 Very Poor 61 Good 15 Gen Poor 136 Very Good
Category Day 1 4 1 5
Max LVORI Early 6 7 4 8
Max LVORI Late 9 2 8 2
Precip Chance (%) 0 20 80 20
Precip Type None Tstms Tstms Tstms
Precip Duration 1 5 1
Precip Amount 0.00 0.01 0.75 0.01
Precip Begin 8 AM 8 PM Continuing
Precip End 12 PM Continuing 2 PM
Chance of Thunder (%) 0 20 50 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 60s. Light winds.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 55 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Light
winds.
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 61 percent.
Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 58 percent. South
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Light winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs around 80. Minimum RH 67 percent. South
winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
lower 70s. Minimum RH 58 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ099-162000-
Hamilton-
Including the cities of Chattanooga, Lookout Mountain,
and Signal Mountain
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 66-71 (+5) 82-87 (+1) 64-69 82-87
RH % (24h trend) 95-100 (+4) 51-56 (-2) 95-100 41-46
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 6 SW 11
PM 20FT Wnd (mph) SW 11 SW 10 SW 12 W 9 G17
Transport Wnd (mph) SW 8 SW 21 SW 14 W 22
Mixing Hgt(ft-agl) 280 3520 500 6910
Vent Rate (mph-ft) 2240 73920 7000 152020
Max Dispersion Early 7 Poor 45 Gen Good 11 Poor 94 Good
Max Dispersion Late 4 Very Poor 64 Good 14 Gen Poor 130 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 6 4 6
Max LVORI Late 8 2 7 2
Precip Chance (%) 0 20 80 30
Precip Type None None Tstms Tstms
Precip Duration 5 1
Precip Amount 0.00 0.01 0.56 0.01
Precip Begin 9 AM 8 PM Continuing
Precip End 12 PM Continuing 2 PM
Chance of Thunder (%) 0 0 50 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 60s. Light winds.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 60 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 66 percent. Light
winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 60s. Light
winds.
.TUESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 60 percent. South
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 60s. South winds less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs around 80. Minimum RH 70 percent. South
winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows around 60. Light winds.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
lower 70s. Minimum RH 62 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ100-162000-
Bradley-
Including the cities of Cleveland and Tasso
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 65-70 (+4) 83-88 (+2) 63-68 83-88
RH % (24h trend) 95-100 (+5) 50-55 (-2) 95-100 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 8 SW 9
PM 20FT Wnd (mph) S 6 SW 9 S 8 W 10 G17
Transport Wnd (mph) S 8 SW 18 SW 17 W 21
Mixing Hgt(ft-agl) 350 3550 580 6610
Vent Rate (mph-ft) 2800 63900 9860 138810
Max Dispersion Early 7 Poor 43 Gen Good 11 Poor 89 Good
Max Dispersion Late 5 Very Poor 59 Gen Good 15 Gen Poor 118 Very Good
Category Day 1 4 1 5
Max LVORI Early 6 7 4 7
Max LVORI Late 9 2 8 2
Precip Chance (%) 0 20 80 30
Precip Type None None Tstms Tstms
Precip Duration 5 1
Precip Amount 0.00 0.01 0.55 0.01
Precip Begin 10 AM 8 PM Continuing
Precip End 12 PM Continuing 2 PM
Chance of Thunder (%) 0 0 50 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 60s. Light winds.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 57 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 60 percent. Light
winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 56 percent.
South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 60s. South winds less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
Southwest winds 5 to 15 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows around 60. Light winds.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
lower 70s. Minimum RH 56 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ101-162000-
West Polk-
Including the cities of Conasauga, Archville, Benton, Parksville,
and Reliance
255 PM EDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Temp (24h trend) 66-71 (+4) 83-88 (+2) 63-68 82-87
RH % (24h trend) 95-100 (+9) 46-51 (-3) 95-100 38-43
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 6 SW 10
PM 20FT Wnd (mph) SW 8 SW 8 S 11 W 9 G17
Transport Wnd (mph) SW 9 SW 18 SW 16 W 21
Mixing Hgt(ft-agl) 390 3590 560 6680
Vent Rate (mph-ft) 3510 64620 8960 140280
Max Dispersion Early 8 Poor 44 Gen Good 15 Gen Poor 86 Good
Max Dispersion Late 7 Poor 63 Good 18 Gen Poor 125 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 6 3 5
Max LVORI Late 6 2 6 2
Precip Chance (%) 0 20 80 30
Precip Type None None Tstms Tstms
Precip Duration 5 1
Precip Amount 0.00 0.01 0.55 0.02
Precip Begin 10 AM 8 PM Continuing
Precip End 12 PM Continuing 2 PM
Chance of Thunder (%) 0 0 50 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 60s. Light winds.
.SUNDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
52 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 56 percent. Light
winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 52 percent. South
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 60s. Light winds.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs around 80. Minimum RH 63 percent. South
winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Light winds.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
lower 70s. Minimum RH 56 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ082-162000-
Bledsoe-
Including the cities of Old Cumberland, Palio, Melvine,
Mount Crest, Pikeville, and Brayton
155 PM CDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 64-69 (+4) 81-86 (+3) 61-66 79-84
RH % (24h trend) 95-100 (+6) 49-54 (-7) 95-100 39-44
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 8 W 10 G17
PM 20FT Wnd (mph) SW 9 SW 9 G17 SW 11 G19 W 9 G17
Transport Wnd (mph) SW 10 SW 21 W 14 W 25
Mixing Hgt(ft-agl) 90 2960 90 6680
Vent Rate (mph-ft) 900 62160 1260 167000
Max Dispersion Early 5 Very Poor 38 Fair 14 Gen Poor 100 Good
Max Dispersion Late 5 Very Poor 51 Gen Good 19 Gen Poor 147 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 7 4 7
Max LVORI Late 8 2 8 1
Precip Chance (%) 0 30 90 20
Precip Type None Tstms Tstms Tstms
Precip Duration 1 5 1
Precip Amount 0.00 0.03 0.68 0.01
Precip Begin 8 AM 8 PM Continuing
Precip End 2 PM Continuing 2 PM
Chance of Thunder (%) 0 20 60 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 60s. Light winds.
.SUNDAY...Partly sunny with a chance of showers. Highs around 80.
Minimum RH 58 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Light
winds.
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 68 percent. Light
winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Cooler. Lows in the mid 50s. West winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
in the upper 60s. Minimum RH 64 percent. West winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ081-162000-
Sequatchie-
Including the cities of Cagle, Dunlap, Cartwright, and Lone Oak
155 PM CDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 65-70 (+5) 79-84 (+1) 62-67 79-84
RH % (24h trend) 95-100 (+5) 53-58 (-2) 95-100 41-46
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 6 SW 11
PM 20FT Wnd (mph) SW 9 SW 10 G17 SW 13 W 9 G17
Transport Wnd (mph) SW 14 SW 21 W 15 W 24
Mixing Hgt(ft-agl) 50 2920 150 6350
Vent Rate (mph-ft) 700 61320 2250 152400
Max Dispersion Early 6 Very Poor 37 Fair 14 Gen Poor 92 Good
Max Dispersion Late 4 Very Poor 55 Gen Good 18 Gen Poor 130 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 6 3 7
Max LVORI Late 7 2 7 2
Precip Chance (%) 0 20 90 20
Precip Type None Showers Tstms Tstms
Precip Duration 1 5 1
Precip Amount 0.00 0.01 0.69 0.01
Precip Begin 9 AM 8 PM Continuing
Precip End 12 PM Continuing 2 PM
Chance of Thunder (%) 0 0 60 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 60s. Light winds.
.SUNDAY...Partly sunny with a chance of showers. Highs around 80.
Minimum RH 60 percent. Light winds.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Light
winds.
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 70 percent. Light
winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Light winds.
.TUESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. South
winds less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 73 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Cooler. Lows in the upper 50s. West winds less
than 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Cooler. Highs
in the upper 60s. Minimum RH 66 percent. West winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ098-162000-
Marion-
Including the cities of South Pittsburg, Haletown (Guild),
Jasper, Martin Springs, Whitwell, Powells Crossroads,
and Monteagle
155 PM CDT Thu May 15 2025
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mclear
Temp (24h trend) 66-71 (+5) 80-85 (+1) 64-69 80-85
RH % (24h trend) 93-98 (+7) 51-56 (-3) 95-100 42-47
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 6 W 10 G17
PM 20FT Wnd (mph) SW 10 SW 9 SW 11 W 8
Transport Wnd (mph) SW 13 SW 20 SW 15 W 21
Mixing Hgt(ft-agl) 140 3140 300 6260
Vent Rate (mph-ft) 1820 62800 4500 131460
Max Dispersion Early 8 Poor 36 Fair 14 Gen Poor 78 Good
Max Dispersion Late 5 Very Poor 54 Gen Good 14 Gen Poor 116 Very Good
Category Day 1 4 1 5
Max LVORI Early 5 6 3 6
Max LVORI Late 7 2 6 2
Precip Chance (%) 0 20 80 20
Precip Type None None Tstms Tstms
Precip Duration 5 1
Precip Amount 0.00 0.01 0.60 0.01
Precip Begin 9 AM 8 PM Continuing
Precip End 12 PM Continuing 2 PM
Chance of Thunder (%) 0 0 50 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 60s. Light winds.
.SUNDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs around 80. Minimum RH 62 percent.
Light winds.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Light winds.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
65 percent. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 60s. Light
winds.
.TUESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 61 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. South
winds less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 72 percent.
Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. West winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 62 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
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