Floyd County Requested Product
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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.

VAZ017-240930-
FLOYD-
INCLUDING THE CITIES OF...FLOYD
931 PM EDT WED APR 23 2014

                      TONIGHT      THU          THU NIGHT    FRI          

CLOUD COVER           CLEAR        MCLEAR       PCLDY        MCLDY        
PRECIP TYPE           NONE         NONE         NONE         SHOWERS      
CHANCE PRECIP (%)     0            0            0            60           
MIN/MAX TEMP          33           66           48           69           
MAX/MIN RH %          88           27           93           43           
WND20FT2MIN/EARLY(MPH)NW  9G20     LGT/VAR      S  4         SW  5        
WND20FT2MIN/LATE(MPH) NW  3        S  4         LGT/VAR      W  9         
PRECIP AMOUNT         0.00         0.00         0.00         0.20         
PRECIP DURATION                                              4            
PRECIP BEGIN                                                 6 AM         
PRECIP END                                                   5 PM         
MIXING HGT(FT-AGL)                 5330                      5530         
TRANSPORT WND (MPH)                SW 10                     W 33         
VENT RATE (MPH-FT)                 53300                     182490       
DISPERSION (EVENING)  FAIR                      POOR                      
LAL                   1            1            1            1            
HAINES INDEX          3            4            4            3            
ADI EARLY             66 GOOD      6 VERY POOR  35 FAIR      70 GOOD      
ADI LATE              11 POOR      36 FAIR      12 POOR      100 GOOD     
MAX LVORI EARLY       2            5            2            5            
MAX LVORI LATE        3            2            4            1            

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT AND SATURDAY...MOSTLY CLEAR. LOWS IN THE UPPER 40S.
HIGHS IN THE LOWER 70S. MINIMUM RH 37 PERCENT. WEST WINDS 5 TO
10 MPH. 
.SATURDAY NIGHT AND SUNDAY...PARTLY CLOUDY. LOWS IN THE MID 40S.
HIGHS IN THE UPPER 60S. MINIMUM RH 49 PERCENT. NORTHWEST WINDS
5 TO 10 MPH. 
.SUNDAY NIGHT AND MONDAY...MOSTLY CLOUDY WITH A CHANCE OF RAIN.
LOWS IN THE MID 40S. HIGHS IN THE MID 60S. MINIMUM RH 58 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH. 
.MONDAY NIGHT AND TUESDAY...CLOUDY WITH SHOWERS LIKELY AND A
CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 50S. MINIMUM RH 79 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH. 
.TUESDAY NIGHT AND WEDNESDAY...MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 50S. MINIMUM RH
68 PERCENT. SOUTH WINDS 5 TO 10 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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