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
352 PM EDT Fri Jun 22 2018

.DISCUSSION...

A frontal boundary will drift slowly north tonight as a wave of low 
pressure along it moves east. Scattered to numerous showers and 
thunderstorms are expected across the region into tonight. The rain 
may be heavy at times. Low pressure will move from the Ohio Valley 
to the eastern Great Lakes Saturday, then eastward across New 
England Sunday.

VAZ018>020-WVZ044-230900-
JEFFERSON NATIONAL FOREST Central Zone-
INCLUDING Warm Springs, James River, and New Castle
352 PM EDT Fri Jun 22 2018

                      Tonight      Sat          Sat Night    Sun          

Cloud cover           MCldy        PCldy        PCldy        PCldy        
Precip type           Tstms        Tstms        Tstms        Tstms        
Chance precip (%)     70           40           40           30           
Min/Max Temp          61           82           64           86           
Max/Min RH %          97           57           93           53           
Wnd20ft2min/Early(mph)Lgt/Var      Lgt/Var      W  5G18      W  6G20      
Wnd20ft2min/Late(mph) Lgt/Var      W  9G21      W  5G18      W  9G21      
Precip amount         0.37         0.13         0.04         0.04         
Precip duration       5            2            1            2            
Precip begin          6 PM         Continuing   Continuing   Continuing   
Precip end            Continuing   Continuing   Continuing   Continuing   
Mixing hgt(ft-AGL)                 6520                      6040         
Transport wnd (mph)                W 20                      W 22         
Vent rate (mph-ft)                 130400                    132880       
Dispersion(evening)   VERY POOR                 POOR                      
LAL                   4            3            3            4            
Haines Index          4            3            3            3            
ADI early             23 FAIR      36 FAIR      53 GEN GOOD  77 GOOD      
ADI late              2 VERY POOR  58 GEN GOOD  8 POOR       73 GOOD      
Max LVORI early       7            7            4            5            
Max LVORI late        8            3            5            1            

REMARKS...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT AND MONDAY...Partly cloudy. A chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the lower 80s.
Minimum RH 53 percent. Northwest winds 10 to 15 mph. 
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows in the lower 60s.
Highs around 80. Minimum RH 56 percent. Southeast winds 5 to
10 mph. 
.TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. A chance of showers
and thunderstorms. Lows in the lower 60s. Highs in the lower 80s.
Minimum RH 59 percent. Southwest winds 10 to 15 mph. 
.WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy. A chance of
showers and thunderstorms. Lows in the mid 60s. Highs in the mid
80s. Minimum RH 60 percent. West winds 10 to 15 mph. 
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. A chance of showers
and thunderstorms. Lows in the upper 60s. Highs in the upper 80s.
Minimum RH 58 percent. Southwest winds 5 to 10 mph. 

$$

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

$$