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FNUS51 KRNK 211907
FWFRNK
FIRE WEATHER PLANNING FORECAST FOR SW VA...SE WV AND NW NC
NATIONAL WEATHER SERVICE BLACKSBURG VA
307 PM EDT TUE MAY 21 2013
.DISCUSSION...
FIRE WEATHER THREATS WILL REMAIN LOW INTO THURSDAY...WITH
SHOWERS AND THUNDERSTORMS IN THE FORECAST. LOW PRESSURE ALOFT
ACROSS SOUTHERN VIRGINIA WILL PUSH EAST INTO THE ATLANTIC
OCEAN TONIGHT. A LARGE LOW PRESSURE SYSTEM WILL TRACK FROM
THE CENTRAL PLAINS INTO THE GREAT LAKES BY THURSDAY. THIS
SYSTEM WILL PUSH A COLD FRONT THROUGH THE AREA THURSDAY...FOLLOWED
BY HIGH PRESSURE ON FRIDAY.
RELATIVE HUMIDITY AS LOW AS THE 40 AND 50S THIS AFTERNOON WILL
REBOUND QUICKLY TONIGHT TO MAXIMUM FROM 85 TO 100 PERCENT. MINIMUM
RELATIVE HUMIDITY WEDNESDAY AFTERNOON WILL VARY FROM THE MID 40S TO
AROUND 70 PERCENT ALONG SOUTHERN BLUE RIDGE.
VAZ047-220915-
BUCKINGHAM-
307 PM EDT TUE MAY 21 2013
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 40 40 70
MIN/MAX TEMP 64 86 66 80
MAX/MIN RH % 99 52 98 65
WND20FT2MIN/EARLY(MPH)LGT/VAR SW 5 S 7 S 8
WND20FT2MIN/LATE(MPH) LGT/VAR S 7 S 7 SW 7
PRECIP AMOUNT 0.01 0.04 0.03 0.23
PRECIP DURATION 1 1 2 5
PRECIP BEGIN 6 PM 8 AM CONTINUING CONTINUING
PRECIP END 1 AM CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 5720 5640
TRANSPORT WND (MPH) SW 22 SW 23
VENT RATE (MPH-FT) 125840 129720
DISPERSION (EVENING) VERY POOR POOR
LAL 3 3 3 3
HAINES INDEX 3 4 3 3
ADI EARLY 42 GEN GOOD 20 GEN POOR 86 GOOD 48 GEN GOOD
ADI LATE 2 VERY POOR 98 GOOD 22 FAIR 72 GOOD
MAX LVORI EARLY 6 9 3 5
MAX LVORI LATE 7 1 4 2
REMARKS...NONE.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT AND FRIDAY...MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS AROUND 60. HIGHS IN THE MID 70S. MINIMUM RH 45 PERCENT.
NORTHWEST WINDS 5 TO 10 MPH.
.FRIDAY NIGHT AND SATURDAY...MOSTLY CLEAR. LOWS IN THE UPPER 40S.
HIGHS IN THE LOWER 70S. MINIMUM RH 37 PERCENT. NORTHWEST WINDS
5 TO 10 MPH.
.SATURDAY NIGHT AND SUNDAY...MOSTLY CLOUDY. LOWS IN THE LOWER
50S. HIGHS IN THE MID 70S. MINIMUM RH 46 PERCENT. LIGHT AND
VARIABLE WIND.
.SUNDAY NIGHT AND MONDAY...MOSTLY CLOUDY. LOWS IN THE MID 50S.
HIGHS IN THE LOWER 70S. MINIMUM RH 55 PERCENT. EAST WINDS AROUND
5 MPH.
.MONDAY NIGHT AND TUESDAY...MOSTLY CLOUDY. LOWS IN THE UPPER 50S.
HIGHS IN THE UPPER 70S. MINIMUM RH 53 PERCENT. SOUTHEAST WINDS
AROUND 5 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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Note:
Please review the
Request Procedures before submitting a request.
Certain limitations apply.
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