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 Sep 20 2026

.DISCUSSION...

Unsettled weather is expected early this week with several
rounds of showers bringing some much needed rainfall.
Rainfall amounts may average around an inch or so for much
of the area through Wednesday. Cooler temperatures follow
for mid to late week.

VAZ007-010>014-018-022-023-WVZ044-210800-
JEFFERSON NATIONAL FOREST Eastern Divide Zone-
INCLUDING Blacksburg and New Castle
800 PM EDT Sun Sep 20 2026

                      Tonight      Mon          Mon Night    Tue          

Cloud Cover           Pcldy        Pcldy        Mcldy        Mcldy        
Precip Type           None         Tstms        Tstms        Tstms        
Chance Precip (%)     0            70           80           90           
Chance of Thunder (%) 0            50           50           50           
Min/Max Temp          61           82           60           73           
Max/Min RH %          99           62           100          80           
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var      
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var      
Precip Amount         0.00         0.23         0.21         0.32         
Precip Duration                    4            7            6            
Precip Begin                       8 AM         Continuing   Continuing   
Precip End                         Continuing   Continuing   Continuing   
Mixing Hgt(ft-agl)                 3730                      2670         
Transport Wnd (mph)                SW  6                     E  6         
Vent Rate (mph-ft)                 22380                     16020        
Dispersion            Very Poor                 Very Poor                 
Max ADI Early         13 Gen Poor  7 Poor       10 Poor      9 Poor       
Max ADI Late          2 Very Poor  18 Gen Poor  4 Very Poor  14 Gen Poor  
Max LVORI Early       6            9            8            9            
Max LVORI Late        8            3            9            4            

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY...Showers. Lows in the mid 50s. Highs in the lower
60s. Minimum RH 95 percent. East winds 10 to 15 mph. 
.THURSDAY...Mostly cloudy with showers likely. Lows in the lower
50s. Highs around 60. Minimum RH 93 percent. East winds 10 to
15 mph. 
.FRIDAY...Mostly cloudy. Lows in the upper 40s. Highs in the mid
60s. Minimum RH 68 percent. North winds around 5 mph. 
.SATURDAY...Partly cloudy. Lows in the mid 40s. Highs in the
upper 60s. Minimum RH 54 percent. Northwest winds around 5 mph. 
.SUNDAY...Partly cloudy. Lows in the upper 40s. Highs in the
lower 70s. Minimum RH 54 percent. Northwest winds around 5 mph. 

$$

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

$$

Radar