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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.
WVZ042-220915-
MERCER-
INCLUDING THE CITIES OF...BLUEFIELD...FLAT TOP
307 PM EDT TUE MAY 21 2013
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 60 60 50
MIN/MAX TEMP 60 82 60 71
MAX/MIN RH % 94 43 91 55
WND20FT2MIN/EARLY(MPH)SW 5 LGT/VAR S 6 SW 5
WND20FT2MIN/LATE(MPH) LGT/VAR SW 9G19 LGT/VAR W 8
PRECIP AMOUNT 0.18 0.11 0.18 0.17
PRECIP DURATION 3 4 6 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 7550 8190
TRANSPORT WND (MPH) SW 23 W 23
VENT RATE (MPH-FT) 173650 188370
DISPERSION (EVENING) POOR POOR
LAL 4 4 4 3
HAINES INDEX 4 4 4 3
ADI EARLY 26 FAIR 38 FAIR 74 GOOD 52 GEN GOOD
ADI LATE 6 VERY POOR 76 GOOD 11 POOR 83 GOOD
MAX LVORI EARLY 3 6 3 5
MAX LVORI LATE 5 1 4 1
REMARKS...NONE.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT AND FRIDAY...MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. MINIMUM RH
52 PERCENT. NORTHWEST WINDS 10 TO 15 MPH.
.FRIDAY NIGHT AND SATURDAY...PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE UPPER 60S. MINIMUM RH 40 PERCENT. NORTHWEST
WINDS 5 TO 10 MPH.
.SATURDAY NIGHT AND SUNDAY...MOSTLY CLOUDY. LOWS AROUND 50. HIGHS
IN THE LOWER 70S. MINIMUM RH 46 PERCENT. SOUTHEAST WINDS AROUND
5 MPH.
.SUNDAY NIGHT AND MONDAY...MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 50S. HIGHS IN THE LOWER 70S. MINIMUM RH
55 PERCENT. SOUTH WINDS AROUND 5 MPH.
.MONDAY NIGHT AND TUESDAY...MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. MINIMUM RH
55 PERCENT. SOUTH 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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