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FNUS51 KRNK 210626
FWFRNK
Fire Weather Planning Forecast for SW VA...SE WV and NW NC
National Weather Service Blacksburg VA
226 AM EDT Fri Aug 21 2026
.DISCUSSION...
Widely scattered showers and thunderstorms will develop across
the lower Mid-Atlantic this afternoon and evening, resulting in
localized rounds of wetting rainfall. Minimum RH holding at 50
percent or above areawide.
A drier airmass arrives on Sunday with min RH values falling
below 50 percent. Breezy northwest winds through Monday.
VAZ023-212015-
Botetourt-
Including the city of Fincastle
226 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Pcldy Mcldy Pcldy
Precip Type Tstms Tstms Tstms
Chance Precip (%) 40 80 60
Chance of Thunder (%) 40 50 50
Max/Min Temp 83 64 84
Min/Max RH % 62 100 63
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.06 0.31 0.12
Precip Duration 1 8 3
Precip Begin 2 PM Continuing Continuing
Precip End Continuing Continuing 5 PM
Mixing Hgt(ft-agl) 3910 5650
Transport Wnd (mph) SE 5 SW 3
Vent Rate (mph-ft) 19550 16950
Dispersion Very Poor
Max ADI Early 23 Fair 9 Poor 24 Fair
Max ADI Late 24 Fair 2 Very Poor 26 Fair
Max LVORI Early 6 7 9
Max LVORI Late 3 8 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 60s. West winds
5 to 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 51 percent.
Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the upper 50s. Northwest winds
5 to 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 45 percent.
West winds around 5 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northwest
winds 5 to 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
52 percent. West winds around 5 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southeast
winds around 5 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 62 percent.
South winds around 5 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the mid 60s. South winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 70 percent.
West winds around 5 mph.
.OUTLOOK 8 TO 14 DAYS...
Temperatures above normal. Precipitation above normal.