Grayson County Requested Product
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FNUS51 KRNK 271944
FWFRNK

FIRE WEATHER PLANNING FORECAST FOR SW VA...SE WV AND NW NC
NATIONAL WEATHER SERVICE BLACKSBURG VA
344 PM EDT MON APR 27 2015

.DISCUSSION...
GENERALLY GOOD VENTILATION AND DISPERSION DURING DAYLIGHT HOURS 
THROUGH TUESDAY. A LOW MOVING THROUGH THE SOUTHEAST US WILL BRING 
A CHANCE FOR WETTING RAIN TO THE REGION WEDNESDAY AND THURSDAY.
THIS WILL ALSO BRING DOWN MIXING HEIGHTS AND INCREASE RH LEVELS.
SOME SHOWERS MAY LINGER THROUGH FRIDAY BEFORE HIGH PRESSURE MOVES
IN FROM THE WEST THIS WEEKEND.

&&

VAZ015-280930-
GRAYSON-
INCLUDING THE CITIES OF...INDEPENDENCE...WHITETOP...TROUTDALE...
VOLNEY
344 PM EDT MON APR 27 2015

                      TONIGHT      TUE          TUE NIGHT    WED          

CLOUD COVER           PCLDY        MCLEAR       PCLDY        MCLDY        
PRECIP TYPE           NONE         NONE         RAIN         RAIN         
CHANCE PRECIP (%)     0            0            20           70           
MIN/MAX TEMP          33           60           40           54           
MAX/MIN RH %          91           42           89           65           
WND20FT2MIN/EARLY(MPH)NW  9G23     NW  3        E  4         SE  4        
WND20FT2MIN/LATE(MPH) NW  5G17     NE  3        SE  5        SE  4        
PRECIP AMOUNT         0.00         0.00         0.00         0.19         
PRECIP DURATION                                 1            5            
PRECIP BEGIN                                    2 AM         CONTINUING   
PRECIP END                                      CONTINUING   CONTINUING   
MIXING HGT(FT-AGL)                 4680                      4410         
TRANSPORT WND (MPH)                NE  5                     E 14         
VENT RATE (MPH-FT)                 23400                     61740        
DISPERSION (EVENING)  FAIR                      POOR                      
LAL                   1            1            1            1            
HAINES INDEX          3            3            3            2            
ADI EARLY             66 GOOD      55 GEN GOOD  15 GEN POOR  48 GEN GOOD  
ADI LATE              6 VERY POOR  47 GEN GOOD  6 VERY POOR  46 GEN GOOD  
MAX LVORI EARLY       3            5            3            5            
MAX LVORI LATE        5            2            4            3            

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT AND THURSDAY...CLOUDY WITH SHOWERS LIKELY. LOWS
IN THE LOWER 40S. HIGHS IN THE MID 50S. MINIMUM RH 70 PERCENT.
NORTHWEST WINDS 5 TO 10 MPH. 
.THURSDAY NIGHT AND FRIDAY...MOSTLY CLOUDY. SHOWERS LIKELY. LOWS
IN THE LOWER 40S. HIGHS IN THE UPPER 50S. MINIMUM RH 58 PERCENT.
NORTHWEST WINDS 10 TO 15 MPH. 
.FRIDAY NIGHT AND SATURDAY...PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 53 PERCENT. NORTHWEST
WINDS 10 TO 15 MPH. 
.SATURDAY NIGHT AND SUNDAY...PARTLY CLOUDY. LOWS IN THE MID 40S.
HIGHS IN THE UPPER 60S. MINIMUM RH 55 PERCENT. WEST WINDS 5 TO
10 MPH. 
.SUNDAY NIGHT AND MONDAY...PARTLY CLOUDY. LOWS IN THE LOWER 50S.
HIGHS AROUND 70. MINIMUM RH 59 PERCENT. SOUTHWEST WINDS 5 TO
10 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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