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FNUS51 KRNK 311904
FWFRNK

FIRE WEATHER PLANNING FORECAST FOR SW VA...SE WV AND NW NC
NATIONAL WEATHER SERVICE BLACKSBURG VA
304 PM EDT FRI OCT 31 2014

.DISCUSSION...

A FAST-MOVING STORM WILL AFFECT THE REGION OVER THE NEXT 24 HOURS OR SO
WITH RAINFALL BEGINNING IN THE WEST THIS AFTERNOON FOLLOWED BY WINTRY 
CONDITIONS IN THE HIGH COUNTRY OF NORTH CAROLINA...AND INTO THE HIGHER
ELEVATIONS OF FAR WESTERN VIRGINIA IN THE VICINITY OF MOUNT ROGERS LATE
TONIGHT AND SATURDAY. ELEVATIONS ABOVE 3000 FEET WILL SEE THE GREATEST 
WINTRY IMPACT AND SNOW ACCUMULATIONS. SOME LIGHTER ACCUMULATIONS OF SNOW
ARE ALSO POSSIBLE IN THE WEST VIRGINIA HIGHLANDS AND ALONG THE VIRGINIA-WEST
VIRGINIA BORDER. NO SNOW ACCUMULATION IS ANTICIPATED IN THE LOWER ELEVATIONS 
WHERE MOSTLY RAIN WILL OCCUR. LIQUID EQUIVALENT RAIN OR SNOW AMOUNTS WILL A 
QUARTER /0.25/ TO THREE QUARTERS /0.75/ OF AN INCH. STRONG NORTHWEST 
WINDS ARE EXPECTED TO DEVELOP ON THE BACK SIDE OF THE STORM SYSTEM...
BEGINNING SATURDAY AFTERNOON AND CONTINUING INTO EARLY SUNDAY BEFORE 
DIMINISHING.

THE SURGE OF COLD CANADIAN AIR THIS WEEKEND WILL PRODUCE A HARD/KILLING 
FREEZE IN THE MOUNTAINS WITH TEMPERATURES DIPPING INTO THE 20S. 
FREEZING TEMPERATURES ARE ALSO EXPECTED EAST OF THE MOUNTAINS SUNDAY NIGHT.

WARMER TEMPERATURES AND DRY WEATHER IS EXPECTED THE FIRST HALF OF NEXT WEEK.

&&

VAZ022-010930-
ROANOKE-
INCLUDING THE CITIES OF...ROANOKE...SALEM
304 PM EDT FRI OCT 31 2014

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           CLOUDY       CLOUDY       MCLDY        MCLEAR       
PRECIP TYPE           RAIN         RAIN         SHOWERS      NONE         
CHANCE PRECIP (%)     100          100          50           0            
MIN/MAX TEMP          36           46           33           50           
MAX/MIN RH %          100          72           78           37           
WND20FT2MIN/EARLY(MPH)LGT/VAR      N  7G17      NW 12G27     NW 11G24     
WND20FT2MIN/LATE(MPH) NW  3        NW 11G27     NW 11G23     NW 10G22     
PRECIP AMOUNT         0.29         0.23         0.01         0.00         
PRECIP DURATION       12           12           2                         
PRECIP BEGIN          6 PM         CONTINUING   CONTINUING                
PRECIP END            CONTINUING   CONTINUING   6 AM                      
MIXING HGT(FT-AGL)                 3460                      3750         
TRANSPORT WND (MPH)                N 21                      NW 23        
VENT RATE (MPH-FT)                 72660                     86250        
DISPERSION (EVENING)  VERY POOR                 GOOD                      
LAL                   1            1            1            1            
HAINES INDEX          2            2            3            3            
ADI EARLY             35 FAIR      29 FAIR      53 GEN GOOD  70 GOOD      
ADI LATE              5 VERY POOR  63 GOOD      41 GEN GOOD  63 GOOD      
MAX LVORI EARLY       5            7            3            2            
MAX LVORI LATE        6            4            3            1            

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT AND MONDAY...MOSTLY CLEAR. LOWS IN THE LOWER 30S.
HIGHS IN THE MID 50S. MINIMUM RH 30 PERCENT. WEST WINDS 5 TO
10 MPH. 
.MONDAY NIGHT AND TUESDAY...PARTLY CLOUDY. LOWS IN THE UPPER 30S.
HIGHS IN THE LOWER 60S. MINIMUM RH 38 PERCENT. SOUTHWEST WINDS
AROUND 5 MPH. 
.TUESDAY NIGHT AND WEDNESDAY...MOSTLY CLOUDY. LOWS IN THE MID
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 56 PERCENT. SOUTHWEST
WINDS 5 TO 10 MPH. 
.WEDNESDAY NIGHT AND THURSDAY...MOSTLY CLOUDY. A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. MINIMUM
RH 56 PERCENT. WEST WINDS 5 TO 10 MPH. 
.THURSDAY NIGHT AND FRIDAY...PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 73 PERCENT. NORTHWEST
WINDS 5 TO 10 MPH.

.OUTLOOK 8 TO 14 DAYS...
TEMPERATURES ABOVE NORMAL.  PRECIPITATION NEAR 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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