Roanoke County Requested Product
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FNUS51 KRNK 271855
FWFRNK

FIRE WEATHER PLANNING FORECAST FOR SW VA...SE WV AND NW NC
NATIONAL WEATHER SERVICE BLACKSBURG VA
255 PM EDT FRI MAR 27 2015

.DISCUSSION...

A WEAK UPPER LEVEL DISTURBANCE WILL MOVE EAST ACROSS THE REGION
TONIGHT BRINGING ADDITIONAL RAIN AND SNOW SHOWERS ESPECIALLY ACROSS
THE MOUNTAINS. COLD HIGH PRESSURE FOLLOWS THIS SYSTEM FOR SATURDAY
AND SATURDAY NIGHT RESULTING IN VERY DRY AIR ALONG WITH GUSTY
NORTHWEST WINDS INTO SATURDAY AFTERNOON. THE HIGH WILL SINK SOUTH
OF THE REGION SUNDAY AHEAD OF ANOTHER FAST MOVING COLD FRONT THAT
SHOULD CROSS THE AREA EARLY MONDAY. WESTERLY WINDS QUICKLY INCREASE
AHEAD OF THE BOUNDARY SUNDAY NIGHT AND CONTINUE BEHIND THE FRONT 
MONDAY AFTERNOON INTO THE OVERNIGHT. A BAND OF SHOWERS SHOULD ALSO 
ACCOMPANY THE FRONT BUT AMOUNTS ARE EXPECTED TO BE LIGHT. DRY AIR
RETURNS AS HIGH PRESSURE BUILDS IN BEHIND THE FRONT TUESDAY INTO 
THE MIDDLE OF THE WEEK.

&&

VAZ022-280930-
ROANOKE-
INCLUDING THE CITIES OF...ROANOKE...SALEM
255 PM EDT FRI MAR 27 2015

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           PCLDY        MCLEAR       CLEAR        CLEAR        
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MIN/MAX TEMP          23           41           17           53           
MAX/MIN RH %          65           27           63           18           
WND20FT2MIN/EARLY(MPH)NW  9G21     NW  9G22     NW  8G22     W  3         
WND20FT2MIN/LATE(MPH) NW  9G21     NW 11G23     NW  4        SW  3        
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION                                                           
PRECIP BEGIN                                                              
PRECIP END                                                                
MIXING HGT(FT-AGL)                 6180                      5380         
TRANSPORT WND (MPH)                NW 23                     SW 12        
VENT RATE (MPH-FT)                 142140                    64560        
DISPERSION (EVENING)  FAIR                      FAIR                      
LAL                   1            1            1            1            
HAINES INDEX          3            3            4            5            
ADI EARLY             45 GEN GOOD  75 GOOD      73 GOOD      31 FAIR      
ADI LATE              31 FAIR      72 GOOD      12 POOR      44 GEN GOOD  
MAX LVORI EARLY       2            2            2            2            
MAX LVORI LATE        2            1            2            2            

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT AND MONDAY...MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 50S. MINIMUM RH
43 PERCENT. WEST WINDS 15 TO 20 MPH. 
.MONDAY NIGHT AND TUESDAY...BREEZY. MOSTLY CLEAR. LOWS AROUND 40.
HIGHS IN THE LOWER 60S. MINIMUM RH 42 PERCENT. WEST WINDS 20 TO
25 MPH. 
.TUESDAY NIGHT AND WEDNESDAY...MOSTLY CLEAR. LOWS IN THE MID 40S.
HIGHS IN THE MID 60S. MINIMUM RH 39 PERCENT. WEST WINDS 10 TO
15 MPH. 
.WEDNESDAY NIGHT AND THURSDAY...MOSTLY CLOUDY. A CHANCE OF
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 60S. MINIMUM
RH 51 PERCENT. SOUTHWEST WINDS 10 TO 15 MPH. 
.THURSDAY NIGHT AND FRIDAY...MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 60S. MINIMUM RH
44 PERCENT. WEST WINDS 10 TO 15 MPH.

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