Alert archive / Virginia / Wind Advisories in 2011
Wind Advisory 29, NWS Blacksburg, VA
NWS Blacksburg, VA issued this wind advisory at Dec 26, 2011, 2:37 PM EST for Mercer County, West Virginia; 4 counties in Virginia. It took effect at Dec 26, 2011, 10:00 PM EST. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Dec 26, 2011, 2:37 PM EST (19:37 UTC)
- In effect from
- Dec 26, 2011, 10:00 PM EST
- Expired
- Dec 27, 2011, 10:00 AM EST
- In force
- 12 hr
- Issued by
- NWS Blacksburg, VA
Counties Bland County, VA, Smyth County, VA, Tazewell County, VA, Wythe County, VA, Mercer County, WV
The radar
The Roanoke radar (KFCX), 90 km from the middle of the area, began a volume at 19:38 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Roanoke, VA (KRNK), launched 12:00Z, 7.6 hours before the alert went out and 159 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1331 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 67 m²/s²
- 0-3 km storm-relative helicity
- -60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
550 WWUS71 KRNK 261937 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 237 PM EST MON DEC 26 2011 ...STRONG DOWNSLOPING WINDS EXPECTED AHEAD OF LOW PRESSURE SYSTEM LIFTING NORTHEAST OUT OF THE GULF COAST STATES... .A LOW PRESSURE SYSTEM WILL LIFT NORTHEAST OUT OF THE GULF COAST STATES TONIGHT INTO TUESDAY BRINGING STRONG DOWNSLOPING WINDS ON THE WESTERN FLANKS OF THE HIGHER RIDGES IN SOUTHWESTERN VIRGINIA. VAZ007-009-010-012-271000- /O.NEW.KRNK.WI.Y.0029.111227T0300Z-111227T1500Z/ TAZEWELL-SMYTH-BLAND-WYTHE- INCLUDING THE CITIES OF...TAZEWELL...MARION...BLAND...WYTHEVILLE 237 PM EST MON DEC 26 2011 ...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 10 AM EST TUESDAY... THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 10 AM EST TUESDAY. * LOCATIONS...WESTERN FLANKS OF THE HIGHER MOUNTAIN RIDGES AND MOUNTAIN PASSES IN PORTIONS OF SOUTHWESTERN VIRGINIA...MAINLY WEST AND NORTHWEST OF MOUNT ROGERS. * HAZARDS...STRONG WIND GUSTS. * WINDS...SOUTHEAST WINDS INCREASING TO 25 TO 35 MPH WITH GUSTS TO AROUND 50 MPH. * TIMING...LATE EVENING UNTIL LATE TUESDAY MORNING. * IMPACTS...LOCALIZED DOWNED TREES AND POWER LINES...POSSIBLY RESULTING IN SPOTTY POWER OUTAGES AND ROAD CLOSURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ WERT
3 follow-up statements
789 WWUS71 KRNK 270224 AAA NPWRNK URGENT - WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE BLACKSBURG VA 924 PM EST MON DEC 26 2011 ...STRONG DOWNSLOPING WINDS EXPECTED AHEAD OF LOW PRESSURE SYSTEM LIFTING NORTHEAST OUT OF THE GULF COAST STATES... .A LOW PRESSURE SYSTEM WILL LIFT NORTHEAST OUT OF THE GULF COAST STATES TONIGHT INTO TUESDAY BRINGING STRONG DOWNSLOPING WINDS ON THE WESTERN FLANKS OF THE HIGHER RIDGES IN SOUTHWESTERN VIRGINIA AND PARTS OF SOUTHEAST WEST VIRGINIA. WVZ042-271030- /O.EXA.KRNK.WI.Y.0029.111227T0300Z-111227T1500Z/ MERCER- INCLUDING THE CITIES OF...BLUEFIELD...FLAT TOP 924 PM EST MON DEC 26 2011 ...WIND ADVISORY IN EFFECT UNTIL 10 AM EST TUESDAY... THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM EST TUESDAY. * LOCATIONS...HIGHER SOUTHEAST FACING RIDGES AND IN THE VALLEYS WHERE SOUTHERLY WINDS MAY CHANNEL. * HAZARDS...STRONG WIND GUSTS. * WINDS...SOUTHEAST WINDS INCREASING TO 20 TO 30 MPH WITH GUSTS TO AROUND 50 MPH. * TIMING...OVERNIGHT THROUGH EARLY TUESDAY MORNING. * IMPACTS...LOCALIZED DOWNED TREES AND POWER LINES...POSSIBLY RESULTING IN SPOTTY POWER OUTAGES AND ROAD CLOSURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ VAZ007-009-010-012-271030- /O.CON.KRNK.WI.Y.0029.111227T0300Z-111227T1500Z/ TAZEWELL-SMYTH-BLAND-WYTHE- INCLUDING THE CITIES OF...TAZEWELL...MARION...BLAND...WYTHEVILLE 924 PM EST MON DEC 26 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST TUESDAY... * LOCATIONS...WESTERN FLANKS OF THE HIGHER MOUNTAIN RIDGES AND MOUNTAIN PASSES IN PORTIONS OF SOUTHWESTERN VIRGINIA...MAINLY WEST AND NORTHWEST OF MOUNT ROGERS. * HAZARDS...STRONG WIND GUSTS. * WINDS...SOUTHEAST WINDS INCREASING TO 20 TO 30 MPH WITH GUSTS TO AROUND 50 MPH. * TIMING...OVERNIGHT UNTIL LATE TUESDAY MORNING. * IMPACTS...LOCALIZED DOWNED TREES AND POWER LINES...POSSIBLY RESULTING IN SPOTTY POWER OUTAGES AND ROAD CLOSURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
813 WWUS71 KRNK 270838 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 338 AM EST TUE DEC 27 2011 ...STRONG NORTHWEST WINDS EXPECTED BEHIND A COLD FRONT... .A LOW PRESSURE SYSTEM WILL LIFT NORTHEAST OUT OF THE TENNESSEE VALLEY TODAY FOLLOWED BY THE PASSING OF A STRONG COLD FRONT. NORTHWEST WINDS WILL BEGIN TO INCREASE THIS AFTERNOON INTO TONIGHT FOR THE ENTIRE AREA WITH THE STRONGEST GUSTS ALONG THE BLUE RIDGE. NCZ001-002-018-VAZ015-271645- /O.NEW.KRNK.WI.Y.0030.111227T2100Z-111228T1700Z/ ASHE-ALLEGHANY NC-WATAUGA-GRAYSON- INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE... INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY 338 AM EST TUE DEC 27 2011 ...WIND ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO NOON EST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 4 PM THIS AFTERNOON TO NOON EST WEDNESDAY. * LOCATIONS...NORTHWEST NORTH CAROLINA AND THE GRAYSON HIGHLANDS. * HAZARDS...STRONG AND GUSTY WINDS. * WINDS...WEST 25 TO 35 MPH WITH GUSTS UP TO 55 MPH. * TIMING...NORTHWEST WINDS WILL INCREASE THIS AFTERNOON WITH STRONGER GUSTS OVERNIGHT TONIGHT. * IMPACTS...LOCALIZED DOWNED TREES AND POWER LINES...POSSIBLY RESULTING IN SPOTTY POWER OUTAGES AND ROAD CLOSURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ VAZ007-009-010-012-WVZ042-271500- /O.CON.KRNK.WI.Y.0029.000000T0000Z-111227T1500Z/ TAZEWELL-SMYTH-BLAND-WYTHE-MERCER- INCLUDING THE CITIES OF...TAZEWELL...MARION...BLAND... WYTHEVILLE...BLUEFIELD...FLAT TOP 338 AM EST TUE DEC 27 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS MORNING... * LOCATIONS...WESTERN FLANKS OF THE HIGHER MOUNTAIN RIDGES AND MOUNTAIN PASSES IN PORTIONS OF SOUTHWESTERN VIRGINIA...MAINLY WEST AND NORTHWEST OF MOUNT ROGERS. * HAZARDS...STRONG WIND GUSTS. * WINDS...SOUTH 15 TO 25 MPH WITH GUSTS UP TO 45 MPH. * TIMING...THIS MORNING. * IMPACTS...LOCALIZED DOWNED TREES AND POWER LINES...POSSIBLY RESULTING IN SPOTTY POWER OUTAGES AND ROAD CLOSURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ RCS
037 WWUS71 KRNK 271459 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 959 AM EST TUE DEC 27 2011 ...STRONG NORTHWEST WINDS EXPECTED BEHIND A COLD FRONT... .A LOW PRESSURE SYSTEM WILL LIFT NORTHEAST OUT OF THE TENNESSEE VALLEY THIS AFTERNOON FOLLOWED BY THE PASSING OF A STRONG COLD FRONT. NORTHWEST WINDS WILL BEGIN TO INCREASE THIS AFTERNOON INTO TONIGHT FOR THE ENTIRE AREA WITH THE STRONGEST GUSTS ALONG THE BLUE RIDGE. VAZ007-009-010-012-WVZ042-271600- /O.EXP.KRNK.WI.Y.0029.000000T0000Z-111227T1500Z/ TAZEWELL-SMYTH-BLAND-WYTHE-MERCER- INCLUDING THE CITIES OF...TAZEWELL...MARION...BLAND... WYTHEVILLE...BLUEFIELD...FLAT TOP 959 AM EST TUE DEC 27 2011 ...WIND ADVISORY WILL EXPIRE AT 10 AM EST THIS MORNING... OCCASIONAL SOUTHEAST WIND GUSTS TO 45 OR 50 MPH WILL BE ENDING SOON. THEREFORE THE WIND ADVISORY IS ALLOWED TO EXPIRE AT 10 AM. $$ NCZ001-002-018-VAZ015-272300- /O.CON.KRNK.WI.Y.0030.111227T2100Z-111228T1700Z/ ASHE-ALLEGHANY NC-WATAUGA-GRAYSON- INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE... INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY 959 AM EST TUE DEC 27 2011 ...WIND ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO NOON EST WEDNESDAY... * LOCATIONS...NORTHWEST NORTH CAROLINA AND THE GRAYSON HIGHLANDS. * HAZARDS...STRONG AND GUSTY WINDS. * WINDS...WEST 25 TO 35 MPH WITH GUSTS UP TO 55 MPH. * TIMING...NORTHWEST WINDS WILL INCREASE THIS AFTERNOON WITH STRONGER GUSTS OVERNIGHT TONIGHT. * IMPACTS...LOCALIZED DOWNED TREES AND POWER LINES...POSSIBLY RESULTING IN SPOTTY POWER OUTAGES AND ROAD CLOSURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
Nearby
Wind Advisories in Virginia, 2011Wind Advisories in West Virginia, 2011Every wind advisory in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.