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FNUS51 KRNK 221754
FWFRNK
Fire Weather Planning Forecast for SW VA...SE WV and NW NC
National Weather Service Blacksburg VA
154 PM EDT Sat Aug 22 2026
.DISCUSSION...
Scattered showers and thunderstorms will develop across the lower
Mid-Atlantic late this afternoon and evening, resulting in
potentially another round of localized wetting rainfall. Minimum
RH holding at 60 percent or above areawide today. Given this wet
pattern, there are currently no fire weather concerns at this
time.
A drier airmass arrives tomorrow, with min RH values falling
below 50 percent into the mid 30% to 50% range. Breezy northwest
winds are expected through Monday.
WVZ042-230815-
Mercer-
Including the cities of Bluefield and Flat Top
154 PM EDT Sat Aug 22 2026
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Mclear Mclear
Precip Type Tstms None None None
Chance Precip (%) 70 0 0 0
Chance of Thunder (%) 20 0 0 0
Min/Max Temp 59 75 54 76
Max/Min RH % 100 54 97 48
Wind 20ft/early(mph) W 4 W 5 Lgt/Var Lgt/Var
Wind 20ft/late(mph) W 4 NW 6 Lgt/Var NW 5
Precip Amount 0.13 0.00 0.00 0.00
Precip Duration 4
Precip Begin 6 PM
Precip End 4 AM
Mixing Hgt(ft-agl) 5860 5420
Transport Wnd (mph) NW 16 W 9
Vent Rate (mph-ft) 93760 48780
Dispersion Fair Very Poor
Max ADI Early 25 Fair 60 Gen Good 80 Good 72 Good
Max ADI Late 9 Poor 100 Good 2 Very Poor 73 Good
Max LVORI Early 9 8 6 8
Max LVORI Late 8 3 8 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Northwest
winds around 5 mph.
.TUESDAY...Sunny. Highs in the upper 70s. Minimum RH 42 percent.
Northwest winds around 5 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 50s. North winds
around 5 mph.
.WEDNESDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 48 percent.
South winds around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers. Lows
in the lower 60s. South winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 67 percent. South
winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the lower 60s. Southwest winds around
5 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 62 percent. West winds
around 5 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 60s. Northwest winds around 5 mph.
.SATURDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 59 percent.
Northwest winds around 5 mph.
.OUTLOOK 8 TO 14 DAYS...
Temperatures above normal. Precipitation above normal.