Print This Forecast (Printer-Friendly)
Fire Weather Planning Forecast
National Weather Service Charleston WV
248 PM EDT Fri Aug 21 2026
.DISCUSSION...
A few isolated showers and thunderstorms are anticipated this
afternoon and evening mainly across the higher elevations along the
mountains, southern West Virginia and southwest Virginia. Some
showers could produce heavy downpours which may cause an instance of
flash flooding, however should be very isolated.
A cold front will then promote more shower and thunderstorm activity
as well as possible severe weather on Saturday. The main threats
will be damaging wind and isolated flash flooding. Cold frontal
passage is expected on Sunday morning.
Quieter weather begins Sunday afternoon which will continue into
midweek with below seasonable temperatures expected.
Carter-
Including the cities of Grayson, Grayson Lake State Park,
Carter Caves State Park, and Olive Hill
248 PM EDT Fri Aug 21 2026
Tonight Sat Sat Night Sun
Cloud cover Mclear Pcldy Pcldy Mclear
Precip type None Tstms Tstms None
Chance precip (%) 0 50 40 0
Chance of Thunder (%) 0 50 40 0
Min/Max TEMP 63 85 60 80
Max/Min RH % 100 52 100 46
20ftWnd-val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip amount 0.00 0.05 0.03 0.00
Precip duration 1 1
Precip begin 2 PM Continuing
Precip end Continuing 9 PM
Mixing hgt(ft-AGL/MSL) 5640 7020
Transport wnd (mph) W 8 NW 10
Vent rate (kt-ft) 42730 58870
Dispersion VERY POOR VERY POOR
ADI early 2 VERY POOR 32 FAIR 7 POOR 34 FAIR
ADI late VERY POOR 60 GEN GOOD 1 VERY POOR 77 GOOD
Max LVORI early 6 10 8 10
Max LVORI late 9 1 10 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the upper
70s. West winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the upper 50s. Highs in the
lower 80s. South winds 5 to 10 mph.
.THURSDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the lower 80s. Southwest winds
5 to 10 mph.
.FRIDAY...Partly cloudy. Lows in the mid 60s. Highs in the lower
80s. West winds around 5 mph.