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FNUS51 KRNK 210724
FWFRNK
Fire Weather Planning Forecast for SW VA...SE WV and NW NC
National Weather Service Blacksburg VA
324 AM EDT Tue Jul 21 2026
.DISCUSSION...
Scattered showers and thunderstorms look to continue in the
forecast through Wednesday, with more widespread shower and
thunderstorm activity expected this afternoon and evening
with the passage of a cold front. A moist and humid airmass looks
to hang around through Wednesday, with surface high pressure
advecting much drier air into the region Wednesday night into
Thursday. While minimum RH values don't look to change much
during the afternoon hours due to cooler temperatures, the
dewpoints across the region look to fall into the upper 50s to
low 60s areawide. Overall, there are no fire weather concerns at
this time given the aforementioned moist airmass currently in
place across the region.
WVZ042-212015-
Mercer-
Including the cities of Bluefield and Flat Top
324 AM EDT Tue Jul 21 2026
Today Tonight Wed
Cloud Cover Mcldy Mcldy Pcldy
Precip Type Tstms Tstms Tstms
Chance Precip (%) 80 100 70
Chance of Thunder (%) 70 70 20
Max/Min Temp 81 66 77
Min/Max RH % 69 98 71
Wind 20ft/early(mph) SW 6 G18 SW 7 G20 W 4
Wind 20ft/late(mph) SW 8 G21 W 5 G19 W 5
Precip Amount 0.22 0.58 0.13
Precip Duration 5 10 4
Precip Begin 6 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(ft-agl) 3700 4210
Transport Wnd (mph) SW 20 W 13
Vent Rate (mph-ft) 74000 54730
Dispersion Fair
Max ADI Early 68 Good 53 Gen Good 35 Fair
Max ADI Late 72 Good 10 Poor 47 Gen Good
Max LVORI Early 7 6 6
Max LVORI Late 4 8 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 50s. North
winds around 5 mph.
.THURSDAY...Mostly sunny with a slight chance of showers. Highs
in the mid 70s. Minimum RH 61 percent. Northeast winds around
5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. East
winds 5 to 10 mph.
.FRIDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
66 percent. Southeast winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds around 5 mph.
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 79 percent. South
winds around 5 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds around 5 mph.
.SUNDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs around 80. Minimum RH 67 percent.
West winds around 5 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. West winds
around 5 mph.
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 67 percent. West winds
5 to 10 mph.
.OUTLOOK 8 TO 14 DAYS...
Temperatures above normal. Precipitation near normal.