Alleghany County Requested Product
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FNUS51 KRNK 171626
FWFRNK

FIRE WEATHER PLANNING FORECAST FOR SW VA...SE WV AND NW NC
NATIONAL WEATHER SERVICE BLACKSBURG VA
1226 PM EDT THU APR 17 2014

.DISCUSSION...

AFTERNOON UPDATE...

RH VALUES MAY FALL SOMEWHAT BELOW FORECASTS BASED ON CURRENT
CONDITIONS. 

PREVIOUS DISCUSSION...
A RIDGE OF HIGH PRESSURE WILL TAKE UP RESIDENCY ALONG THE LEE OF
THE APPALACHIANS TODAY...AND CONTINUE ACROSS THE AREA THROUGH
THE WEEKEND. LOW LEVEL FLOW WILL GRADUALLY TAKE ON MORE OF A
SOUTHEASTERLY FLOW AROUND THE BASE OF THIS RIDGE...AND BRING
AN INCREASING FETCH OF MOISTURE AND CLOUD COVER INTO THE AREA
STARTING ON FRIDAY. 

AN LOW PRESSURE CENTER WILL SLOWLY PROGRESS FROM THE GULF COAST
STATES NORTHEAST TOWARD GEORGIA AND SOUTH CAROLINA. MODEL GUIDANCE
IS SHOWING AN INCREASING TREND TOWARD LIGHT PRECIPITATION ON THE
NORTH SIDE OF THE SYSTEM REACHING PARTS OF THE REGION NEAR THE 
NC/VA BORDER FRIDAY EVENING AND OVERNIGHT...POSSIBLY INTO MIDDAY
SATURDAY. 

THIS LOW IS EXPECTED TO BE OFF THE GA/SC COAST BY SUNDAY...WITH 
HIGH PRESSURE CONTINUING ACROSS THE AREA...WITH A TREND TOWARD LESS
CLOUD COVER AND MILDER TEMPERATURES INTO THE BEGINNING OF NEXT WEEK.

OUR NEXT CHANCE OF SHOWERS WILL COME TUESDAY INTO TUESDAY NIGHT
WHEN A COLD FRONT IS EXPECTED TO MOVE THROUGH THE REGION.

VAZ019-180930-
ALLEGHANY VA-
INCLUDING THE CITIES OF...CLIFTON FORGE...COVINGTON
1226 PM EDT THU APR 17 2014

                      TONIGHT      FRI          FRI NIGHT    SAT          

CLOUD COVER           MCLEAR       PCLDY        PCLDY        PCLDY        
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MIN/MAX TEMP          31           59           38           66           
MAX/MIN RH %          89           34           84           31           
WND20FT2MIN/EARLY(MPH)SE  3        LGT/VAR      LGT/VAR      N  4         
WND20FT2MIN/LATE(MPH) LGT/VAR      S  4         LGT/VAR      NE  6        
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION                                                           
PRECIP BEGIN                                                              
PRECIP END                                                                
MIXING HGT(FT-AGL)                 3050                      4960         
TRANSPORT WND (MPH)                S  3                      E 15         
VENT RATE (MPH-FT)                 9150                      74400        
DISPERSION (EVENING)  VERY POOR                 VERY POOR                 
LAL                   1            1            1            1            
HAINES INDEX          4            5            5            2            
ADI EARLY             7 POOR       7 POOR       8 POOR       31 FAIR      
ADI LATE              2 VERY POOR  8 POOR       2 VERY POOR  57 GEN GOOD  
MAX LVORI EARLY       3            5            3            4            
MAX LVORI LATE        4            2            3            1            

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT AND SUNDAY...PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE MID 60S. MINIMUM RH 45 PERCENT. EAST WINDS 5 TO
10 MPH. 
.SUNDAY NIGHT AND MONDAY...PARTLY CLOUDY. LOWS IN THE UPPER 40S.
HIGHS IN THE LOWER 70S. MINIMUM RH 57 PERCENT. SOUTHWEST WINDS
5 TO 10 MPH. 
.MONDAY NIGHT AND TUESDAY...MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 70S. MINIMUM
RH 54 PERCENT. WEST WINDS 5 TO 10 MPH. 
.TUESDAY NIGHT AND WEDNESDAY...PARTLY CLOUDY. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. MINIMUM RH 39 PERCENT. NORTHWEST
WINDS 5 TO 10 MPH. 
.WEDNESDAY NIGHT AND THURSDAY...PARTLY CLOUDY. LOWS IN THE MID
40S. HIGHS IN THE MID 70S. MINIMUM RH 67 PERCENT. WEST 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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