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FNUS51 KRNK 240131
FWFRNK

FIRE WEATHER PLANNING FORECAST FOR SW VA...SE WV AND NW NC
NATIONAL WEATHER SERVICE BLACKSBURG VA
931 PM EDT WED APR 23 2014

.DISCUSSION...

...LOW RELATIVE HUMIDITIES AGAIN THURSDAY AFTERNOON...BUT LIGHT WINDS...

HIGH PRESSURE WILL BUILD OVER THE REGION THURSDAY. WINDS WILL DIMINISH 
TONIGHT AND BE LIGHT AND VARIABLE MUCH OF THE MORNING THURSDAY...THEN
BECOME LIGHT SOUTH DURING THE AFTERNOON AS THE HIGH PRESSURE RIDGE SHIFTS
EAST OF THE REGION. WHILE WIND WILL NOT BE AN ISSUE FOR THURSDAY...RELATIVE
HUMIDITY VALUES ARE EXPECTED TO DROP INTO CRITICAL LEVELS FOR SEVERAL
HOURS THURSDAY AFTERNOON...NAMELY INTO THE 20 TO 25 PERCENT RANGE.

A FAST MOVING COLD FRONT WILL MOVE THROUGH THE REGION FRIDAY. THIS WILL
BRING A CHANCE OF SHOWERS AND A FEW THUNDERSTORMS TO THE AREA. SIMILAR
TO THE SYSTEM ON FRIDAY...RAINFALL IS EXPECTED TO SPOTTY AND LIGHT.
AVERAGE RAINFALL AMOUNTS ARE EXPECTED TO BE 1/4 INCH OR LESS.

DRY CONDITIONS ARE EXPECTED OVER THE WEEKEND BEFORE A LARGE SLOW MOVING
LOW PRESSURE AREA BRINGS SEVERAL DAYS OF CLOUDY, RAINY, COOL CONDITIONS
TO THE REGION FOR MUCH OF NEXT WEEK.

NCZ003-240930-
SURRY-
INCLUDING THE CITIES OF...DOBSON
931 PM EDT WED APR 23 2014

                      TONIGHT      THU          THU NIGHT    FRI          

CLOUD COVER           CLEAR        MCLEAR       PCLDY        PCLDY        
PRECIP TYPE           NONE         NONE         SHOWERS      TSTMS        
CHANCE PRECIP (%)     0            0            20           50           
MIN/MAX TEMP          37           70           48           76           
MAX/MIN RH %          81           26           100          38           
WND20FT2MIN/EARLY(MPH)NW  7        LGT/VAR      S  3         S  3         
WND20FT2MIN/LATE(MPH) N  3         S  5         LGT/VAR      W  8         
PRECIP AMOUNT         0.00         0.00         0.00         0.19         
PRECIP DURATION                                 0            2            
PRECIP BEGIN                                    3 AM         CONTINUING   
PRECIP END                                      CONTINUING   5 PM         
MIXING HGT(FT-AGL)                 4810                      6160         
TRANSPORT WND (MPH)                SW 10                     W 28         
VENT RATE (MPH-FT)                 48100                     172480       
DISPERSION (EVENING)  POOR                      VERY POOR                 
LAL                   1            1            1            3            
HAINES INDEX          3            3            3            3            
ADI EARLY             55 GEN GOOD  14 GEN POOR  38 FAIR      55 GEN GOOD  
ADI LATE              8 POOR       38 FAIR      4 VERY POOR  89 GOOD      
MAX LVORI EARLY       2            4            3            6            
MAX LVORI LATE        3            2            5            1            

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT AND SATURDAY...MOSTLY CLEAR. LOWS IN THE UPPER 40S.
HIGHS IN THE UPPER 70S. MINIMUM RH 33 PERCENT. WEST WINDS 5 TO
10 MPH. 
.SATURDAY NIGHT AND SUNDAY...PARTLY CLOUDY. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. MINIMUM RH 44 PERCENT. WEST WINDS
5 TO 10 MPH. 
.SUNDAY NIGHT AND MONDAY...MOSTLY CLOUDY WITH A CHANCE OF RAIN.
LOWS IN THE UPPER 40S. HIGHS AROUND 70. MINIMUM RH 52 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH. 
.MONDAY NIGHT AND TUESDAY...CLOUDY WITH SHOWERS LIKELY AND A
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 60S. MINIMUM RH 70 PERCENT. SOUTHEAST WINDS AROUND 5 MPH. 
.TUESDAY NIGHT AND WEDNESDAY...MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. MINIMUM RH
57 PERCENT. SOUTH WINDS AROUND 5 MPH.

.OUTLOOK 8 TO 14 DAYS...
TEMPERATURES BELOW 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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