Jefferson National Forest Presuppresion Forecast

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Experimental...Fire Weather Planning Forecast for VA Natl Forests
NATIONAL WEATHER SERVICE Blacksburg VA
230 AM EDT Wed May 21 2025

.DISCUSSION...
A warm front will bring showers and storms mainly this evening 
into Wednesday. After that, rain chances are elevated through 
the end of the work week. 

A cooler air mass arrives for Thursday into the weekend. Winds 
become gusty Wednesday through Saturday, mainly from the 
west-northwest between 15 and 30 mph at times in the mountains.

VAZ007-009-010-012-015-016-220800-
JEFFERSON NATIONAL FOREST South Zone-
INCLUDING Mt Rogers and Wythe
230 AM EDT Wed May 21 2025

                      Tonight      Thu          Thu Night    Fri          

Cloud Cover           Pcldy        Pcldy        Pcldy        Pcldy        
Precip Type           Tstms        Tstms        Showers      None         
Chance Precip (%)     20           40           40           0            
Chance of Thunder (%) 20           20           0            0            
Min/Max Temp          49           66           42           60           
Max/Min RH %          84           46           93           42           
Wind 20ft/early(mph)  W 11 G27     W 13 G31     W 11 G26     NW 10 G25    
Wind 20ft/late(mph)   W 11 G28     W 14 G31     W  9 G24     NW 11 G24    
Precip Amount         0.00         0.03         0.03         0.00         
Precip Duration       1            2            2                         
Precip Begin          6 PM         Continuing   Continuing                
Precip End            Continuing   Continuing   6 AM                      
Mixing Hgt(ft-agl)                 6500                                   
Transport Wnd (mph)                W 30                      N/A          
Vent Rate (mph-ft)                 195000                                 
Dispersion            Excellent                 Excellent                 
Max ADI Early         88 Good      107 Very Good87 Good                   
Max ADI Late          9 Poor       134 Very Good87 Good                   
Max LVORI Early       3            4            3                         
Max LVORI Late        4            1            3                         

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Lows in the lower 40s. Highs in the
lower 60s. Minimum RH 45 percent. West winds 15 to 20 mph. 
.SUNDAY...Mostly cloudy with a chance of showers. Lows in the
upper 40s. Highs in the mid 60s. Minimum RH 62 percent. South
winds 5 to 10 mph. 
.MONDAY...Mostly cloudy. Showers likely. Lows in the mid 50s.
Highs in the upper 60s. Minimum RH 64 percent. Southwest winds
5 to 10 mph. 
.TUESDAY...Mostly cloudy with showers likely. Lows in the mid
50s. Highs in the mid 60s. Minimum RH 70 percent. West winds
10 to 15 mph. 
.WEDNESDAY...Mostly cloudy. A chance of showers. Lows in the
lower 50s. Minimum RH 87 percent. West winds 5 to 10 mph. 

$$

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

$$

Radar