Grayson County Requested Product
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FNUS51 KRNK 211940
FWFRNK

FIRE WEATHER PLANNING FORECAST FOR SW VA...SE WV AND NW NC
NATIONAL WEATHER SERVICE BLACKSBURG VA
340 PM EDT THU AUG 21 2014

.DISCUSSION...
A STRONG UPPER LEVEL RIDGE OF HIGH PRESSURE NEAR THE GULF COAST
WILL KEEP NORTHWEST FLOW IN PLACE OVER THE REGION THROUGH THE END
OF THE WEEK. THIS WILL RESULT IN PERIODIC ROUNDS OF SHOWERS AND
STORMS INTO SATURDAY BEFORE A COLD FRONT DROPS THROUGH FROM THE
NORTH SATURDAY NIGHT. HIGH PRESSURE FOLLOWING THE FRONT SHOULD
BRING DRIER AND COOLER AIR INTO THE AREA EARLY NEXT WEEK.

VAZ015-220915-
GRAYSON-
INCLUDING THE CITIES OF...INDEPENDENCE...WHITETOP...TROUTDALE...
VOLNEY
340 PM EDT THU AUG 21 2014

                      TONIGHT      FRI          FRI NIGHT    SAT          

CLOUD COVER           PCLDY        PCLDY        MCLDY        MCLDY        
PRECIP TYPE           TSTMS        TSTMS        TSTMS        TSTMS        
CHANCE PRECIP (%)     30           30           40           40           
MIN/MAX TEMP          63           83           64           83           
MAX/MIN RH %          91           59           96           61           
WND20FT2MIN/EARLY(MPH)LGT/VAR      W  7         W  5         NW  6        
WND20FT2MIN/LATE(MPH) W  4         W  7         W  4         NW  6        
PRECIP AMOUNT         0.03         0.05         0.24         0.09         
PRECIP DURATION       2            2            2            2            
PRECIP BEGIN          6 PM         CONTINUING   CONTINUING   CONTINUING   
PRECIP END            CONTINUING   CONTINUING   CONTINUING   CONTINUING   
MIXING HGT(FT-AGL)                 5360                      3290         
TRANSPORT WND (MPH)                NW 17                     NW 13        
VENT RATE (MPH-FT)                 91120                     42770        
DISPERSION (EVENING)  VERY POOR                 POOR                      
LAL                   3            3            3            3            
HAINES INDEX          4            4            4            3            
ADI EARLY             19 GEN POOR  40 FAIR      22 FAIR      18 GEN POOR  
ADI LATE              6 VERY POOR  51 GEN GOOD  6 VERY POOR  28 FAIR      
MAX LVORI EARLY       4            5            5            6            
MAX LVORI LATE        5            2            5            3            

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT AND SUNDAY...MOSTLY CLOUDY WITH A CHANCE OF RAIN.
LOWS IN THE MID 60S. HIGHS IN THE MID 70S. MINIMUM RH 76 PERCENT.
EAST WINDS AROUND 5 MPH. 
.SUNDAY NIGHT AND MONDAY...MOSTLY CLOUDY. PATCHY FOG THROUGH THE
NIGHT. PATCHY DRIZZLE. LOWS AROUND 60. HIGHS IN THE LOWER 70S.
MINIMUM RH 70 PERCENT. EAST WINDS AROUND 5 MPH. 
.MONDAY NIGHT AND TUESDAY...PARTLY CLOUDY. LOWS IN THE UPPER 50S.
HIGHS IN THE MID 70S. MINIMUM RH 63 PERCENT. SOUTHEAST WINDS
AROUND 5 MPH. 
.TUESDAY NIGHT AND WEDNESDAY...PARTLY CLOUDY. LOWS IN THE UPPER
50S. HIGHS IN THE UPPER 70S. MINIMUM RH 60 PERCENT. SOUTHWEST
WINDS AROUND 5 MPH. 
.WEDNESDAY NIGHT AND THURSDAY...PARTLY CLOUDY. A CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 62 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.

.OUTLOOK 8 TO 14 DAYS...
TEMPERATURES ABOVE 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.

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