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Fire Weather Forecast Banner for Roanoke County


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FNUS51 KRNK 170754
FWFRNK

Fire Weather Planning Forecast for SW VA...SE WV and NW NC
National Weather Service Blacksburg VA
354 AM EDT Tue Oct 17 2017

.DISCUSSION...

...Prolonged period of dry weather today through Sunday...

High pressure will remain over the region through Friday. 
Transport winds will be light today and Wednesday with the 
high directly overhead, then increase slightly out of the west 
on Thursday. 

There will be areas of frost this morning from the New River 
Valley into southeast West Virginia including the Alleghany 
Highlands. More frost is likely west of the Blue Ridge in the 
valleys tonight. 

Dry weather continues for the next 5 to 7 days as concerns for 
drought developing or worsening will remain. Significant 
drying of fuels is expected.

VAZ022-172115-
Roanoke-
Including the cities of Roanoke and Salem
354 AM EDT Tue Oct 17 2017

                      Today        Tonight      Wed          

Cloud cover           Clear        Clear        Clear        
Precip type           None         None         None         
Chance precip (%)     0            0            0            
Min/Max Temp          67           37           70           
Max/Min RH %          34           84           30           
Wnd20ft2min/Early(mph)N  3         Lgt/Var      Lgt/Var      
Wnd20ft2min/Late(mph) Lgt/Var      Lgt/Var      SE  3        
Precip amount         0.00         0.00         0.00         
Precip duration                                              
Precip begin                                                 
Precip end                                                   
Mixing hgt(ft-AGL)    4160                      3880         
Transport wnd (mph)   N  2                      SE  6        
Vent rate (mph-ft)    8320                      23280        
Dispersion(evening)                VERY POOR                 
LAL                   1            1            1            
Haines Index          3            4            4            
ADI early             32 FAIR      9 POOR       8 POOR       
ADI late              31 FAIR      1 VERY POOR  19 GEN POOR  
Max LVORI early       4            3            4            
Max LVORI late        2            3            2            

REMARKS...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT AND THURSDAY...Clear. Lows around 40. Highs in
the lower 70s. Minimum RH 30 percent. West winds around 5 mph. 
.THURSDAY NIGHT AND FRIDAY...Clear. Lows in the mid 40s. Highs in
the mid 70s. Minimum RH 40 percent. Northwest winds 5 to 10 mph. 
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the upper 40s.
Highs in the mid 70s. Minimum RH 44 percent. Southwest winds
around 5 mph. 
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows around 50. Highs
in the mid 70s. Minimum RH 47 percent. Southwest winds around
5 mph. 
.SUNDAY NIGHT AND MONDAY...Mostly cloudy. A chance of showers.
Lows in the mid 50s. Highs in the lower 70s. Minimum RH
64 percent. Southwest winds 5 to 10 mph.

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