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FNUS51 KRNK 282117
FWFRNK

FIRE WEATHER PLANNING FORECAST FOR SW VA...SE WV AND NW NC
NATIONAL WEATHER SERVICE BLACKSBURG VA
417 PM EST SAT FEB 28 2015

.DISCUSSION...
HIGH PRESSURE IS WEDGED AGAINST THE EASTERN FACE OF THE APPALACHIANS 
THIS AFTERNOON...MAINTAINING A COOL EAST TO SOUTHEASTERLY WIND FLOW 
ACROSS THE REGION. TEMPERATURES WILL COOL QUICKLY AROUND SUNSET...WITH 
CLOUDS MOVING OUT LATER IN THE EVENING. PRECIPITATION WILL MOVE IN 
TO THE REGION AFTER MIDNIGHT EARLY SUNDAY...FALLING MAINLY AS SLEET AND 
FREEZING RAIN FOR MOST OF THE FORECAST REGION. LIQUID EQUIVALENT AMOUNTS 
WILL RANGE FROM ONE TO TWO TENTHS OF AN INCH. 

WARM AIR WILL BUILD IN FROM THE WEST ON SUNDAY...CAUSING AFTERNOON 
TEMPERATURES TO WARM INTO THE UPPER 30S AND LOW 40S...WITH PRECIPITATION 
CHANGING OVER TO RAIN. 

RAIN CHANCES WILL DIMINISH FROM EAST TO WEST SUNDAY EVENING AS A COLD 
FRONT MOVES ACROSS THE REGION. EXPECT A PERIOD OF DRY WEATHER MONDAY AND 
MONDAY NIGHT. MORE WET WEATHER IS EXPECTED TUESDAY INTO THURSDAY ALONG A 
MUCH STRONGER COLD FRONT THAT IS EXPECTED TO WORK ITS WAY ACROSS THE 
REGION. DRIER BUT COLDER WEATHER RETURNS BY FRIDAY AS COLD HIGH PRESSURE 
BUILDS IN BEHIND THE EXITING FRONT.  

&&

VAZ014-010945-
MONTGOMERY-
INCLUDING THE CITIES OF...BLACKSBURG
417 PM EST SAT FEB 28 2015

                      TONIGHT      SUN          SUN NIGHT    MON          

CLOUD COVER           MCLDY        CLOUDY       MCLDY        PCLDY        
PRECIP TYPE           SLEET        SLEET/RAIN   SHOWERS      NONE         
CHANCE PRECIP (%)     50           70           30           0            
MIN/MAX TEMP          23           40           34           41           
MAX/MIN RH %          87           76           95           52           
WND20FT2MIN/EARLY(MPH)LGT/VAR      LGT/VAR      SW  4        NW 10G25     
WND20FT2MIN/LATE(MPH) LGT/VAR      S  3         W  7G23      NW  9G22     
PRECIP AMOUNT         0.03         0.16         0.01         0.00         
PRECIP DURATION       1            8            1                         
PRECIP BEGIN          3 AM         CONTINUING   CONTINUING                
PRECIP END            CONTINUING   CONTINUING   4 AM                      
MIXING HGT(FT-AGL)                 1310                      3550         
TRANSPORT WND (MPH)                SE  3                     NW 17        
VENT RATE (MPH-FT)                 3930                      60350        
DISPERSION (EVENING)  VERY POOR                 POOR                      
LAL                   1            1            1            1            
HAINES INDEX          3            3            3            3            
ADI EARLY             6 VERY POOR  4 VERY POOR  5 VERY POOR  70 GOOD      
ADI LATE              6 VERY POOR  3 VERY POOR  17 GEN POOR  53 GEN GOOD  
MAX LVORI EARLY       5            6            6            4            
MAX LVORI LATE        5            6            6            1            

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT AND TUESDAY...MOSTLY CLOUDY. A CHANCE OF RAIN. LOWS
IN THE MID 20S. HIGHS IN THE UPPER 30S. MINIMUM RH 62 PERCENT.
SOUTH WINDS 10 TO 15 MPH. 
.TUESDAY NIGHT AND WEDNESDAY...RAIN...WARMER. LOWS IN THE UPPER
30S. HIGHS IN THE UPPER 50S. MINIMUM RH 74 PERCENT. SOUTHWEST
WINDS 10 TO 15 MPH. 
.WEDNESDAY NIGHT AND THURSDAY...RAIN AND A CHANCE OF SNOW
SHOWERS. MUCH COLDER. LOWS IN THE MID 30S. HIGHS IN THE UPPER
30S. MINIMUM RH 65 PERCENT. NORTHWEST WINDS 10 TO 15 MPH. 
.THURSDAY NIGHT AND FRIDAY...PARTLY CLOUDY. LOWS AROUND 16. HIGHS
IN THE MID 30S. MINIMUM RH 42 PERCENT. NORTHWEST WINDS 10 TO
15 MPH. 
.FRIDAY NIGHT AND SATURDAY...MOSTLY CLEAR. LOWS IN THE LOWER 20S.
HIGHS IN THE MID 40S. MINIMUM RH 53 PERCENT. WEST WINDS 5 TO
10 MPH.

.OUTLOOK 8 TO 14 DAYS...
TEMPERATURES BELOW NORMAL.  PRECIPITATION BELOW 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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