Jefferson National Forest Presuppresion Forecast

News Headlines

Experimental...Fire Weather Planning Forecast for VA Natl Forests
NATIONAL WEATHER SERVICE Blacksburg VA
800 PM EDT Sun Aug 23 2026

.DISCUSSION...

A drier airmass will remain across the region through Tuesday
with min RH values falling below 50 percent for both Monday and 
Tuesday. Northwest winds 10 to 20 MPH are expected today. Overall,
fire weather concerns look to remain low given recent rainfall 
across the region.

VAZ007-010>014-018-022-023-WVZ044-240800-
JEFFERSON NATIONAL FOREST Eastern Divide Zone-
INCLUDING Blacksburg and New Castle
800 PM EDT Sun Aug 23 2026

                      Tonight      Mon          Mon Night    Tue          

Cloud Cover           Mclear       Mclear       Mclear       Mclear       
Precip Type           None         None         None         None         
Chance Precip (%)     0            0            0            0            
Chance of Thunder (%) 0            0            0            0            
Min/Max Temp          52           79           49           83           
Max/Min RH %          85           40           90           36           
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var      
Wind 20ft/late(mph)   Lgt/Var      NW  5        Lgt/Var      Lgt/Var      
Precip Amount         0.00         0.00         0.00         0.00         
Precip Duration                                                           
Precip Begin                                                              
Precip End                                                                
Mixing Hgt(ft-agl)                 5840                      7360         
Transport Wnd (mph)                NW 13                     NW  3        
Vent Rate (mph-ft)                 75920                     22080        
Dispersion            Very Poor                 Very Poor                 
Max ADI Early         70 Good      92 Good      46 Gen Good  23 Fair      
Max ADI Late          2 Very Poor  101 Very Good1 Very Poor  28 Fair      
Max LVORI Early       3            5            4            6            
Max LVORI Late        5            1            6            2            

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY...Partly cloudy. Lows in the upper 50s. Highs in the
lower 80s. Minimum RH 48 percent. South winds around 5 mph. 
.THURSDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the lower 80s.
Minimum RH 66 percent. Southwest winds around 5 mph. 
.FRIDAY...Partly cloudy. Lows in the lower 60s. Highs in the
lower 80s. Minimum RH 59 percent. West winds around 5 mph. 
.SATURDAY...Mostly clear. Lows in the lower 60s. Highs in the
lower 80s. Minimum RH 58 percent. Northwest winds around 5 mph. 
.SUNDAY...Partly cloudy. Lows in the lower 60s. Highs in the
lower 80s. Minimum RH 59 percent. Southwest winds around 5 mph. 

$$

.OUTLOOK 8 TO 14 DAYS...
Temperatures near normal.  Precipitation near normal.

$$

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