National Weather Service United States Department of Commerce

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Experimental...Fire Weather Planning forecast for VA Natl Forests
NATIONAL WEATHER SERVICE Blacksburg VA
244 PM EST Fri Dec 15 2017

.DISCUSSION...

High pressure will build into the area tonight bringing a return
of gusty northwest winds and drier air. The high should remain
over the region through much of the weekend resulting in dry
weather including a warming trend into Sunday. Moisture returns 
by Sunday night as a weak disturbance slides northeast toward the 
area, followed by spotty mainly mountain showers into early next 
week.

VAZ007-009>015-160900-
JEFFERSON NATIONAL FOREST South Zone-
INCLUDING Blacksburg, Wythe, and Mt Rogers
244 PM EST Fri Dec 15 2017

                      Tonight      Sat          Sat Night    Sun          

Cloud cover           PCldy        MClear       MClear       MCldy        
Precip type           None         None         None         Showers      
Chance precip (%)     0            0            0            20           
Min/Max Temp          22           44           26           49           
Max/Min RH %          87           42           75           39           
Wnd20ft2min/Early(mph)W 12G33      W 10G23      W  5G17      Lgt/Var      
Wnd20ft2min/Late(mph) W 11G28      W  8G20      Lgt/Var      Lgt/Var      
Precip amount         0.00         0.00         0.00         0.00         
Precip duration                                              1            
Precip begin                                                 1 PM         
Precip end                                                   Continuing   
Mixing hgt(ft-AGL)                 3220                      2380         
Transport wnd (mph)                W 21                      W 23         
Vent rate (mph-ft)                 67620                     54740        
Dispersion(evening)   GOOD                      POOR                      
LAL                   1            1            1            1            
Haines Index          2            4            4            4            
ADI early             46 GEN GOOD  44 GEN GOOD  9 POOR       11 POOR      
ADI late              44 GEN GOOD  43 GEN GOOD  4 VERY POOR  44 GEN GOOD  
Max LVORI early       2            4            3            3            
Max LVORI late        3            1            3            2            

REMARKS...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of
showers. Lows around 40. Highs in the mid 50s. Minimum RH
71 percent. Southwest winds 10 to 15 mph. 
.MONDAY NIGHT AND TUESDAY...Mostly cloudy with a chance of
showers. Lows in the lower 40s. Highs in the mid 50s. Minimum RH
70 percent. West winds 10 to 15 mph. 
.TUESDAY NIGHT AND WEDNESDAY...Breezy. Partly cloudy. Lows in the
mid 30s. Highs in the mid 40s. Minimum RH 32 percent. Northwest
winds 20 to 25 mph. 
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows in the lower
30s. Highs in the lower 50s. Minimum RH 46 percent. South winds
5 to 10 mph. 
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of showers.
Lows around 40. Highs in the mid 50s. Minimum RH 66 percent.
Southwest winds 10 to 15 mph. 

$$

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

$$