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 Fire Weather Planning Forecast
 National Weather Service Charleston WV
 248 AM EDT Sun Sep 20 2026
 
 .DISCUSSION...
 Storm chances continue this evening, but a brief reprieve occurs 
 later tonight ahead of an anticipated early Sunday morning round of 
 heavy showers and a few thunderstorms. Some storms may become strong 
 to severe this evening and on Sunday with the main threat of 
 damaging wind. Also, localized flash flooding cannot be ruled out 
 across flood prone and low lying areas who are hit repeatedly.
 
 
 Calhoun-
 Including the city of Grantsville
 248 AM EDT Sun Sep 20 2026
 
                       Today        Tonight      Mon          
 
 Cloud cover           Mcldy        Pcldy        Mcldy        
 Precip type           Tstms        Tstms        Tstms        
 Chance precip (%)     70           60           50           
 Chance of Thunder (%) 50           50           50           
 Max/Min TEMP          83           65           79           
 Min/Max RH %          77           100          84           
 20ftWnd-val/AM(mph)   Lgt/Var                   Lgt/Var      
 20ftWnd-rdg/PM(mph)   Lgt/Var      Lgt/Var      Lgt/Var      
 Precip amount         0.40         0.19         0.08         
 Precip duration       3            3            2            
 Precip begin          6 AM         Continuing   Continuing   
 Precip end            Continuing   Continuing   Continuing   
 Mixing hgt(ft-AGL/MSL)2600                      3560         
 Transport wnd (mph)   S  1                      NE  7        
 Vent rate (kt-ft)     5090                      18870        
 Dispersion                         VERY POOR                 
 ADI early             6 VERY POOR  2 VERY POOR  9 POOR       
 ADI late              7 POOR       1 VERY POOR  21 FAIR      
 Max LVORI early       9            10           10           
 Max LVORI late        6            10           6            
 
 Remarks...None.
 
 .FORECAST FOR DAYS 3 THROUGH 7...
 .TUESDAY...Showers and a chance of thunderstorms. Lows in the
 lower 60s. Highs in the lower 70s. Light winds. 
 .WEDNESDAY...Showers and a chance of thunderstorms. Lows in the
 upper 50s. Highs in the upper 60s. East winds 15 to 20 mph. 
 .THURSDAY...Mostly cloudy with showers likely. Lows in the mid
 50s. Highs in the upper 60s. East winds 15 to 20 mph. 
 .FRIDAY...Partly cloudy. Lows in the lower 50s. Highs in the
 upper 60s. North winds 5 to 10 mph. 
 .SATURDAY...Partly cloudy. Lows in the upper 40s. Highs in the
 upper 60s. North winds 5 to 10 mph.