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 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.