Grayson County Requested Product
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FNUS51 KRNK 300836
FWFRNK

FIRE WEATHER PLANNING FORECAST FOR SW VA...SE WV AND NW NC
NATIONAL WEATHER SERVICE BLACKSBURG VA
436 AM EDT WED JUL 30 2014

.DISCUSSION...
UPPER LEVEL TROUGHING WILL REMAIN IN PLACE TODAY...MAINTAINING 
COOLER THAN AVERAGE TEMPERATURES. ANOTHER ROUND OF SPOTTY SHOWER 
ACTIVITY WILL DEVELOP DURING THE AFTERNOON...WITH ONLY LIGHT 
WETTING RAINFALL AMOUNTS WHERE THEY OCCUR. WIND SPEEDS WILL BE 
LESS THAN 10 MPH FOR MOST OF THE REGION...WITH HIGHER SPEEDS 
ALONG THE RIDGES.

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.

VAZ015-302130-
GRAYSON-
INCLUDING THE CITIES OF...INDEPENDENCE...WHITETOP...TROUTDALE...
VOLNEY
436 AM EDT WED JUL 30 2014

                      TODAY        TONIGHT      THU          

CLOUD COVER           PCLDY        PCLDY        PCLDY        
PRECIP TYPE           NONE         SHOWERS      SHOWERS      
CHANCE PRECIP (%)     0            0            20           
MAX/MIN TEMP          76           53           75           
MIN/MAX RH %          42           93           52           
WND20FT2MIN/EARLY(MPH)LGT/VAR      LGT/VAR      LGT/VAR      
WND20FT2MIN/LATE(MPH) LGT/VAR      LGT/VAR      SW  3        
PRECIP AMOUNT         0.00         0.00         0.00         
PRECIP DURATION                                 0            
PRECIP BEGIN                                    3 PM         
PRECIP END                                      CONTINUING   
MIXING HGT(FT-AGL)    7410                      6670         
TRANSPORT WND (MPH)   NW  7                     W  5         
VENT RATE (MPH-FT)    51870                     33350        
DISPERSION (EVENING)               VERY POOR                 
LAL                   1            1            1            
HAINES INDEX          4            4            4            
ADI EARLY             24 FAIR      30 FAIR      17 GEN POOR  
ADI LATE              30 FAIR      2 VERY POOR  20 GEN POOR  
MAX LVORI EARLY       6            3            6            
MAX LVORI LATE        2            5            2            

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT AND FRIDAY...CLOUDY WITH SHOWERS LIKELY. LOWS IN
THE UPPER 50S. HIGHS IN THE LOWER 70S. MINIMUM RH 66 PERCENT.
SOUTH WINDS AROUND 5 MPH. 
.FRIDAY NIGHT AND SATURDAY...MOSTLY CLOUDY WITH SHOWERS AND
THUNDERSTORMS LIKELY. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER
70S. MINIMUM RH 73 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.