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FNUS51 KRNK 181820
FWFRNK
Fire Weather Planning Forecast for SW VA...SE WV and NW NC
National Weather Service Blacksburg VA
220 PM EDT Tue Aug 18 2026
.DISCUSSION...
A cold front has passed across the lower Mid-Atlantic,
resulting in seasonal temperatures for today and likely Wednesday.
Widely scattered showers and a few thunderstorms will continue
to develop this afternoon and evening, with the highest coverage
expected to occur to the east of Highway 29. Otherwise, a mixture
of clouds and sunshine during the afternoon, with minimum relative
humidity holding above 40 percent. Winds today will shift increasingly
from the northwest, with gusts during the afternoon increasing into
the 10 mph to 15 mph range. Increased coverage of wetting rainfall
will return on Thursday through Saturday as another front drifts slowly
across the lower Mid-Atlantic.
WVZ507-190830-
Eastern Greenbrier-
Including the cities of Lewisburg, White Sulphur Springs,
and Alderson
220 PM EDT Tue Aug 18 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Mclear Pcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 60
Chance of Thunder (%) 0 0 0 50
Min/Max Temp 57 82 62 80
Max/Min RH % 100 53 93 68
Wind 20ft/early(mph) NW 3 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var W 3 Lgt/Var W 4
Precip Amount 0.00 0.00 0.00 0.05
Precip Duration 4
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4760 4080
Transport Wnd (mph) NW 10 SW 22
Vent Rate (mph-ft) 47600 89760
Dispersion Very Poor Very Poor
Max ADI Early 28 Fair 37 Fair 33 Fair 33 Fair
Max ADI Late 1 Very Poor 63 Good 1 Very Poor 79 Good
Max LVORI Early 9 10 6 7
Max LVORI Late 10 1 7 3
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Northwest
winds around 5 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the mid
70s. Minimum RH 80 percent. Southeast winds around 5 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...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 68 percent.
West winds around 5 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 50s. West winds around
5 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
64 percent. West winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest
winds 5 to 10 mph.
.MONDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
57 percent. West winds around 5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the upper 50s. North winds
around 5 mph.
.TUESDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 59 percent.
West winds around 5 mph.
.OUTLOOK 8 TO 14 DAYS...
Temperatures near normal. Precipitation above normal.