Roanoke County Requested Product
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FNUS51 KRNK 180833
FWFRNK

FIRE WEATHER PLANNING FORECAST FOR SW VA...SE WV AND NW NC
NATIONAL WEATHER SERVICE BLACKSBURG VA
333 AM EST THU DEC 18 2014

.DISCUSSION...
HIGH PRESSURE OVER THE UPPER MIDWEST WILL GRADUALLY BUILD EAST
ACROSS THE AREA RESULTING IN OVERALL DRY WEATHER THROUGH FRIDAY.
HOWEVER PASSING UPPER LEVEL DISTURBANCES WILL RESULT IN PERIODS OF 
MID AND HIGH CLOUDINESS OVER THE NEXT COUPLE OF DAYS. A WEAK AREA 
OF LOW PRESSURE WILL EVENTUALLY DEVELOP ALONG THE GULF COAST STATES 
LATER FRIDAY AND MOVE EAST...PERHAPS BRINGING A PERIOD OF LIGHT
WINTRY PRECIPITATION ON SATURDAY. HIGH PRESSURE BUILDING IN FROM
THE NORTH SHOULD RESULT IN SOME BRIEF DRYING ON SUNDAY BEFORE MOISTURE
RETURNS EARLY NEXT WEEK AHEAD OF A STRONG COLD FRONT SET TO CROSS
THE REGION LATER TUESDAY NIGHT INTO WEDNESDAY.

&&

VAZ022-182130-
ROANOKE-
INCLUDING THE CITIES OF...ROANOKE...SALEM
333 AM EST THU DEC 18 2014

                      TODAY        TONIGHT      FRI          

CLOUD COVER           PCLDY        PCLDY        PCLDY        
PRECIP TYPE           NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            
MAX/MIN TEMP          46           26           46           
MIN/MAX RH %          35           72           38           
WND20FT2MIN/EARLY(MPH)NW  7        NW  5        NW  5        
WND20FT2MIN/LATE(MPH) W  6         NW  5        NW  5        
PRECIP AMOUNT         0.00         0.00         0.00         
PRECIP DURATION                                              
PRECIP BEGIN                                                 
PRECIP END                                                   
MIXING HGT(FT-AGL)    3070                      3560         
TRANSPORT WND (MPH)   W 12                      NW 10        
VENT RATE (MPH-FT)    36840                     35600        
DISPERSION (EVENING)               POOR                      
LAL                   1            1            1            
HAINES INDEX          4            4            3            
ADI EARLY             35 FAIR      11 POOR      41 GEN GOOD  
ADI LATE              24 FAIR      11 POOR      36 FAIR      
MAX LVORI EARLY       3            2            2            
MAX LVORI LATE        2            3            2            

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT AND SATURDAY...SNOW. LOWS IN THE UPPER 20S. HIGHS
IN THE MID 30S. MINIMUM RH 73 PERCENT. SOUTHEAST WINDS AROUND
5 MPH. 
.SATURDAY NIGHT AND SUNDAY...MOSTLY CLOUDY. SNOW LIKELY AND A
CHANCE OF SLEET. LOWS AROUND 30. HIGHS AROUND 40. MINIMUM RH
75 PERCENT. NORTHEAST WINDS AROUND 5 MPH. 
.SUNDAY NIGHT AND MONDAY...MOSTLY CLOUDY. A CHANCE OF RAIN...
SLEET AND SNOW. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 40S.
MINIMUM RH 70 PERCENT. SOUTHEAST WINDS AROUND 5 MPH. 
.MONDAY NIGHT AND TUESDAY...MOSTLY CLOUDY. A CHANCE OF RAIN. LOWS
IN THE LOWER 30S. HIGHS IN THE MID 40S. MINIMUM RH 71 PERCENT.
SOUTH WINDS AROUND 5 MPH. 
.TUESDAY NIGHT AND WEDNESDAY...MOSTLY CLOUDY WITH A CHANCE OF
RAIN. LOWS IN THE MID 30S. HIGHS IN THE MID 40S. MINIMUM RH
67 PERCENT. WEST WINDS 10 TO 15 MPH.

.OUTLOOK 8 TO 14 DAYS...
TEMPERATURES BELOW 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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