Smyth County Requested Product
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FNUS51 KRNK 171904
FWFRNK

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

.DISCUSSION...
HIGH PRESSURE OVER NEW ENGLAND WILL MAINTAIN CONTROL OF WEATHER
CONDITIONS ON FRIDAY WITH A FAIRLY COOL EASTERLY FLOW ACROSS
THE REGION...AND MODERATE MINIMUM RELATIVE HUMIDITY LEVELS...
GENERALLY IN THE LOW OR MID 40S BY AFTERNOON. INCREASING
HIGH CLOUDS DURING THE DAY WILL HELP KEEP TEMPERATURES ON THE
COOL SIDE REACHING THE 50S TO LOW 60S BY AFTERNOON.

LOW PRESSURE WILL DEVELOP LATER FRIDAY ALONG THE GULF COAST
AND TRACK TOWARD THE SOUTH ATLANTIC COAST. MOISTURE FROM 
THIS SYSTEM WILL PUSH RAPIDLY NORTH FRIDAY NIGHT AND INTO 
SATURDAY WITH A GOOD CHANCE OF MEASURABLE RAINFALL ACROSS 
THE SOUTHERN AND CENTRAL SECTIONS OF THE FORECAST AREA MUCH
OF SATURDAY. THE NORTH MAY REMAIN DRY BUT CLOUDY WITH EASTERLY
FLOW PERSISTING.

THE LOW IS FORECAST TO MOVE OFF THE COAST BY SUNDAY...WITH
HIGH PRESSURE AND CLEARING SKIES  BUILDING BACK IN ACROSS THE AREA. 
OUR NEXT CHANCE OF SHOWERS WILL COME TUESDAY INTO TUESDAY NIGHT
WHEN A COLD FRONT IS EXPECTED TO MOVE THROUGH THE REGION.

VAZ009-180930-
SMYTH-
INCLUDING THE CITIES OF...MARION
304 PM EDT THU APR 17 2014

                      TONIGHT      FRI          FRI NIGHT    SAT          

CLOUD COVER           MCLEAR       PCLDY        MCLDY        MCLDY        
PRECIP TYPE           NONE         NONE         SHOWERS      SHOWERS      
CHANCE PRECIP (%)     0            0            40           20           
MIN/MAX TEMP          31           62           41           66           
MAX/MIN RH %          89           35           96           43           
WND20FT2MIN/EARLY(MPH)SE  3        LGT/VAR      E  3         NE  4        
WND20FT2MIN/LATE(MPH) SE  4        LGT/VAR      E  3         E  7         
PRECIP AMOUNT         0.00         0.00         0.02         0.00         
PRECIP DURATION                                 2            2            
PRECIP BEGIN                                    9 PM         CONTINUING   
PRECIP END                                      CONTINUING   6 PM         
MIXING HGT(FT-AGL)                 5090                      5470         
TRANSPORT WND (MPH)                E  3                      E 15         
VENT RATE (MPH-FT)                 15270                     82050        
DISPERSION (EVENING)  POOR                      VERY POOR                 
LAL                   1            1            1            1            
HAINES INDEX          4            3            3            3            
ADI EARLY             65 GOOD      7 POOR       11 POOR      41 GEN GOOD  
ADI LATE              5 VERY POOR  12 POOR      3 VERY POOR  69 GOOD      
MAX LVORI EARLY       2            5            3            5            
MAX LVORI LATE        3            2            3            1            

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT AND SUNDAY...MOSTLY CLEAR. LOWS IN THE LOWER 40S.
HIGHS IN THE UPPER 60S. MINIMUM RH 38 PERCENT. EAST WINDS AROUND
5 MPH. 
.SUNDAY NIGHT AND MONDAY...PARTLY CLOUDY. LOWS IN THE LOWER 40S.
HIGHS AROUND 70. MINIMUM RH 48 PERCENT. SOUTHWEST WINDS 5 TO
10 MPH. 
.MONDAY NIGHT AND TUESDAY...MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S. MINIMUM
RH 59 PERCENT. SOUTHWEST WINDS 5 TO 10 MPH. 
.TUESDAY NIGHT AND WEDNESDAY...PARTLY CLOUDY. LOWS IN THE MID
40S. HIGHS AROUND 70. MINIMUM RH 42 PERCENT. NORTHWEST WINDS
10 TO 15 MPH. 
.WEDNESDAY NIGHT AND THURSDAY...PARTLY CLOUDY. LOWS IN THE MID
40S. HIGHS IN THE MID 70S. MINIMUM RH 70 PERCENT. SOUTHWEST WINDS
5 TO 10 MPH.

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


 

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