Grayson County Requested Product
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FNUS51 KRNK 291944
FWFRNK

FIRE WEATHER PLANNING FORECAST FOR SW VA...SE WV AND NW NC
NATIONAL WEATHER SERVICE BLACKSBURG VA
344 PM EDT TUE JUL 29 2014

.DISCUSSION...
AN UPPER LEVEL TROUGH OF LOW PRESSURE AND A DRY...COOL AREA OF
SURFACE HIGH PRESSURE WILL REMAIN ACROSS THE REGION THROUGH
WEDNESDAY. 

FROM THURSDAY INTO THE WEEKEND...THE UPPER TROUGH WILL
SHIFT WEST TOWARD THE MISSISSIPPI RIVER VALLEY. THIS WILL
ALLOW FOR ATLANTIC MOISTURE TO MAKE ITS WAY BACK INTO THE AREA AND
BRING AN INCREASE OF SHOWERS AND STORMS. FRIDAY WILL BE THE DAY 
WITH THE BEST CHANCE OF AFTERNOON AND EVENING SHOWERS AND
THUNDERSTORMS. 

TEMPERATURES WILL GRADUALLY WARM WEDNESDAY THROUGH FRIDAY...WITH
MAXIMUM TEMPERATURES NEAR NORMAL BY FRIDAY AND SATURDAY.

VAZ015-300915-
GRAYSON-
INCLUDING THE CITIES OF...INDEPENDENCE...WHITETOP...TROUTDALE...
VOLNEY
344 PM EDT TUE JUL 29 2014

                      TONIGHT      WED          WED NIGHT    THU          

CLOUD COVER           PCLDY        PCLDY        PCLDY        PCLDY        
PRECIP TYPE           SHOWERS      NONE         NONE         TSTMS        
CHANCE PRECIP (%)     20           0            0            30           
MIN/MAX TEMP          50           76           53           75           
MAX/MIN RH %          92           45           90           51           
WND20FT2MIN/EARLY(MPH)NW  4        LGT/VAR      LGT/VAR      LGT/VAR      
WND20FT2MIN/LATE(MPH) LGT/VAR      NW  4        LGT/VAR      SW  3        
PRECIP AMOUNT         0.00         0.00         0.00         0.02         
PRECIP DURATION       0                                      1            
PRECIP BEGIN          6 PM                                   12 PM        
PRECIP END            8 PM                                   CONTINUING   
MIXING HGT(FT-AGL)                 6940                      6410         
TRANSPORT WND (MPH)                W  6                      SW  7        
VENT RATE (MPH-FT)                 41640                     44870        
DISPERSION (EVENING)  POOR                      VERY POOR                 
LAL                   1            1            1            2            
HAINES INDEX          4            4            5            5            
ADI EARLY             17 GEN POOR  17 GEN POOR  13 GEN POOR  16 GEN POOR  
ADI LATE              3 VERY POOR  26 FAIR      2 VERY POOR  27 FAIR      
MAX LVORI EARLY       5            6            4            6            
MAX LVORI LATE        6            2            5            2            

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT AND FRIDAY...MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 60S. MINIMUM RH 74 PERCENT. SOUTHEAST WINDS AROUND 5 MPH. 
.FRIDAY NIGHT AND SATURDAY...MOSTLY CLOUDY. A CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS AROUND 70. MINIMUM
RH 72 PERCENT. SOUTHEAST WINDS AROUND 5 MPH. 
.SATURDAY NIGHT AND SUNDAY...MOSTLY CLOUDY. A CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 70S.
MINIMUM RH 69 PERCENT. EAST WINDS AROUND 5 MPH. 
.SUNDAY NIGHT AND MONDAY...MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
MINIMUM RH 64 PERCENT. SOUTHWEST WINDS AROUND 5 MPH. 
.MONDAY NIGHT AND TUESDAY...MOSTLY CLOUDY. A CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
MINIMUM RH 63 PERCENT. NORTHWEST WINDS AROUND 5 MPH.

.OUTLOOK 8 TO 14 DAYS...
TEMPERATURES NEAR NORMAL.  PRECIPITATION ABOVE NORMAL.


 

Site specific forecasts for wildfires and prescribed burns may be obtained by contacting the National Weather Service in Blacksburg, VA at (540) 552-0084 or by submitting a Spot Request over the Internet.

Note: Please review the Request Procedures before submitting a request. Certain limitations apply.