Alert archive / Virginia / Wind Advisories in 2012
Wind Advisory 9, NWS Blacksburg, VA
NWS Blacksburg, VA issued this wind advisory at Feb 25, 2012, 12:00 AM EST for 7 counties in North Carolina; Mercer County, West Virginia; 29 counties in Virginia. It was in force for 18 hr.
The area
The counties it named.
The facts
- Issued
- Feb 25, 2012, 12:00 AM EST (05:00 UTC)
- Expired
- Feb 25, 2012, 6:00 PM EST
- In force
- 18 hr
- Issued by
- NWS Blacksburg, VA
All 37 counties
Alleghany County, NC, Ashe County, NC, Stokes County, NC, Surry County, NC, Watauga County, NC, Wilkes County, NC, Yadkin County, NC, Alleghany County, VA, Amherst County, VA, Bath County, VA, Bedford County, VA, Bland County, VA, Botetourt County, VA, Carroll County, VA, City of Buena Vista, VA, City of Covington, VA, City of Galax, VA, City of Lexington, VA, City of Martinsville, VA, City of Radford, VA, City of Roanoke, VA, City of Salem, VA, Craig County, VA, Floyd County, VA, Franklin County, VA, Giles County, VA, Grayson County, VA, Henry County, VA, Montgomery County, VA, Patrick County, VA, Pulaski County, VA, Roanoke County, VA, Rockbridge County, VA, Smyth County, VA, Tazewell County, VA, Wythe County, VA, Mercer County, WV
The radar
The Roanoke radar (KFCX), 14 km from the middle of the area, began a volume at 05:05 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 00:00Z, 5.0 hours before the alert went out and 84 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1785 m above ground
- 0-6 km bulk shear
- 116 kt
- 0-1 km storm-relative helicity
- -285 m²/s²
- 0-3 km storm-relative helicity
- -271 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
028 WWUS71 KRNK 250500 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 1200 AM EST SAT FEB 25 2012 ...STRONG WINDS WILL CONTINUE ACROSS THE MOUNTAINS TONIGHT AND SATURDAY... .A TIGHTENED PRESSURE GRADIENT RESULTING FROM HIGH PRESSURE BUILDING INTO OUR AREA WILL RESULT IN STRONG WINDS OVERNIGHT AND ON INTO SATURDAY EVENING. NCZ001>003-018-019-VAZ009>020-022>024-032>035-251300- /O.CAN.KRNK.WI.Y.0008.000000T0000Z-120225T0500Z/ /O.NEW.KRNK.WI.Y.0009.120225T0500Z-120225T2300Z/ ASHE-ALLEGHANY NC-SURRY-WATAUGA-WILKES-SMYTH-BLAND-GILES-WYTHE- PULASKI-MONTGOMERY-GRAYSON-CARROLL-FLOYD-CRAIG-ALLEGHANY VA-BATH- ROANOKE-BOTETOURT-ROCKBRIDGE-PATRICK-FRANKLIN-BEDFORD-AMHERST- INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...DOBSON... BOONE...WILKESBORO...MARION...BLAND...PEARISBURG...WYTHEVILLE... RADFORD...PULASKI...BLACKSBURG...INDEPENDENCE...WHITETOP... TROUTDALE...VOLNEY...GALAX...FLOYD...NEW CASTLE...CLIFTON FORGE... COVINGTON...HOT SPRINGS...ROANOKE...SALEM...FINCASTLE... LEXINGTON...BUENA VISTA...STUART...ROCKY MOUNT...BEDFORD... AMHERST 1200 AM EST SAT FEB 25 2012 ...WIND ADVISORY IN EFFECT UNTIL 6 PM EST SATURDAY... THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM EST SATURDAY. * LOCATIONS...MOUNTAINS AND FOOTHILLS OF VIRGINIA AND NORTH CAROLINA. * HAZARDS...GUSTY WINDS. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH. * TIMING...CONTINUING INTO SATURDAY EVENING. * IMPACTS...DIFFICULT DRIVING...ALONG WITH DOWNED TREE LIMBS AND POTENTIAL FOR POWER OUTAGES. 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. && $$ NCZ004>006-020-VAZ007-043>047-058-059-WVZ042>045-250600- /O.CAN.KRNK.WI.Y.0008.000000T0000Z-120225T0500Z/ STOKES-ROCKINGHAM-CASWELL-YADKIN-TAZEWELL-HENRY-PITTSYLVANIA- CAMPBELL-APPOMATTOX-BUCKINGHAM-HALIFAX-CHARLOTTE-MERCER-SUMMERS- MONROE-GREENBRIER- INCLUDING THE CITIES OF...DANBURY...EDEN...YANCEYVILLE... YADKINVILLE...TAZEWELL...MARTINSVILLE...DANVILLE...LYNCHBURG... APPOMATTOX...SOUTH BOSTON...KEYSVILLE...BLUEFIELD...FLAT TOP... HINTON...HIX...UNION...LEWISBURG...QUINWOOD...DUO...RAINELLE 1200 AM EST SAT FEB 25 2012 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS CANCELLED THE WIND ADVISORY. WIND SPEEDS HAVE DIMINISHED BELOW ADVISORY CRITERIA. HOWEVER... WINDS WILL REMAIN GUSTY OVERNIGHT AND THROUGH SATURDAY EVENING. $$
4 follow-up statements
353 WWUS71 KRNK 250831 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 331 AM EST SAT FEB 25 2012 ...STRONG WINDS WILL CONTINUE THROUGH THIS AFTERNOON... .A TIGHT PRESSURE GRADIENT BETWEEN DEEPENING LOW PRESSURE WELL TO THE NORTHEAST AND HIGH PRESSURE BUILDING INTO OUR AREA WILL RESULT IN STRONG WESTERLY WINDS INTO LATE THIS AFTERNOON. NCZ004-020-VAZ007-043-WVZ042-251630- /O.EXA.KRNK.WI.Y.0009.000000T0000Z-120225T2300Z/ STOKES-YADKIN-TAZEWELL-HENRY-MERCER- INCLUDING THE CITIES OF...DANBURY...YADKINVILLE...TAZEWELL... MARTINSVILLE...BLUEFIELD...FLAT TOP 331 AM EST SAT FEB 25 2012 ...WIND ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING... THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM EST THIS EVENING. * LOCATIONS...HIGHER RIDGES AND DOWNSLOPE AREAS IN LEE OF THE BLUE RIDGE MOUNTAINS. * HAZARDS...STRONG GUSTY WINDS. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 55 MPH. * TIMING...CONTINUING INTO LATE THIS AFTERNOON. * IMPACTS...DIFFICULT DRIVING...ALONG WITH DOWNED TREE LIMBS AND POTENTIAL FOR POWER OUTAGES. 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. && $$ NCZ001>003-018-019-VAZ009>020-022>024-032>035-251630- /O.CON.KRNK.WI.Y.0009.000000T0000Z-120225T2300Z/ ASHE-ALLEGHANY NC-SURRY-WATAUGA-WILKES-SMYTH-BLAND-GILES-WYTHE- PULASKI-MONTGOMERY-GRAYSON-CARROLL-FLOYD-CRAIG-ALLEGHANY VA-BATH- ROANOKE-BOTETOURT-ROCKBRIDGE-PATRICK-FRANKLIN-BEDFORD-AMHERST- INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...DOBSON... BOONE...WILKESBORO...MARION...BLAND...PEARISBURG...WYTHEVILLE... RADFORD...PULASKI...BLACKSBURG...INDEPENDENCE...WHITETOP... TROUTDALE...VOLNEY...GALAX...FLOYD...NEW CASTLE...CLIFTON FORGE... COVINGTON...HOT SPRINGS...ROANOKE...SALEM...FINCASTLE... LEXINGTON...BUENA VISTA...STUART...ROCKY MOUNT...BEDFORD... AMHERST 331 AM EST SAT FEB 25 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING... * LOCATIONS...MOUNTAINS AND FOOTHILLS OF VIRGINIA AND NORTH CAROLINA. * HAZARDS...STRONG GUSTY WINDS. * WINDS...WEST 15 TO 30 MPH WITH GUSTS UP TO 55 MPH. * TIMING...CONTINUING INTO LATE THIS AFTERNOON. * IMPACTS...DIFFICULT DRIVING...ALONG WITH DOWNED TREE LIMBS AND POTENTIAL FOR POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
464 WWUS71 KRNK 251226 AAA NPWRNK URGENT - WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE BLACKSBURG VA 726 AM EST SAT FEB 25 2012 ...STRONG WINDS WILL CONTINUE THROUGH THIS AFTERNOON... .A TIGHT PRESSURE GRADIENT BETWEEN DEEPENING LOW PRESSURE WELL TO THE NORTHEAST AND HIGH PRESSURE BUILDING INTO OUR AREA WILL RESULT IN STRONG WESTERLY WINDS INTO LATE THIS AFTERNOON. NCZ001-002-018-VAZ009-012>017-252030- /O.UPG.KRNK.WI.Y.0009.000000T0000Z-120225T2300Z/ /O.NEW.KRNK.HW.W.0003.120225T1226Z-120225T2300Z/ ASHE-ALLEGHANY NC-WATAUGA-SMYTH-WYTHE-PULASKI-MONTGOMERY-GRAYSON- CARROLL-FLOYD- INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE... MARION...WYTHEVILLE...RADFORD...PULASKI...BLACKSBURG... INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY...GALAX...FLOYD 726 AM EST SAT FEB 25 2012 ...HIGH WIND WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING... THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 6 PM EST THIS EVENING. THE WIND ADVISORY IS NO LONGER IN EFFECT. * LOCATIONS...MOUNTAINS AND FOOTHILLS OF VIRGINIA AND NORTH CAROLINA. * HAZARDS...DAMAGING WINDS. * WINDS...WEST 20 TO 35 MPH WITH GUSTS UP TO 60 MPH. * TIMING...CONTINUING INTO LATE THIS AFTERNOON. * IMPACTS...DIFFICULT DRIVING...ALONG WITH DOWNED TREE LIMBS AND POTENTIAL FOR POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH ARE LIKELY TO CAUSE SPORADIC POWER OUTAGES...FALLEN TREES...MINOR PROPERTY DAMAGE...AND DANGEROUS DRIVING CONDITIONS FOR HIGH PROFILE VEHICLES. RESIDENTS SHOULD MOVE UNFASTENED ITEMS...SUCH AS GARBAGE CANS AND DECK FURNITURE...INDOORS. && $$ NCZ003-004-019-020-VAZ007-010-011-018>020-022>024-032>035-043- WVZ042-252030- /O.CON.KRNK.WI.Y.0009.000000T0000Z-120225T2300Z/ SURRY-STOKES-WILKES-YADKIN-TAZEWELL-BLAND-GILES-CRAIG- ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-PATRICK-FRANKLIN- BEDFORD-AMHERST-HENRY-MERCER- INCLUDING THE CITIES OF...DOBSON...DANBURY...WILKESBORO... YADKINVILLE...TAZEWELL...BLAND...PEARISBURG...NEW CASTLE... CLIFTON FORGE...COVINGTON...HOT SPRINGS...ROANOKE...SALEM... FINCASTLE...LEXINGTON...BUENA VISTA...STUART...ROCKY MOUNT... BEDFORD...AMHERST...MARTINSVILLE...BLUEFIELD...FLAT TOP 726 AM EST SAT FEB 25 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING... * LOCATIONS...MOUNTAINS AND FOOTHILLS OF VIRGINIA AND NORTH CAROLINA. * HAZARDS...STRONG GUSTY WINDS. * WINDS...WEST 15 TO 30 MPH WITH GUSTS UP TO 55 MPH. * TIMING...CONTINUING INTO LATE THIS AFTERNOON. * IMPACTS...DIFFICULT DRIVING...ALONG WITH DOWNED TREE LIMBS AND POTENTIAL FOR POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
018 WWUS71 KRNK 251745 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 1245 PM EST SAT FEB 25 2012 ...STRONG WINDS WILL CONTINUE THROUGH THIS AFTERNOON... .A TIGHT PRESSURE GRADIENT BETWEEN DEEPENING LOW PRESSURE WELL TO THE NORTHEAST AND HIGH PRESSURE BUILDING INTO OUR AREA WILL RESULT IN STRONG WESTERLY WINDS INTO LATE THIS AFTERNOON. NCZ001-002-018-VAZ009-012>017-252300- /O.CON.KRNK.HW.W.0003.000000T0000Z-120225T2300Z/ ASHE-ALLEGHANY NC-WATAUGA-SMYTH-WYTHE-PULASKI-MONTGOMERY-GRAYSON- CARROLL-FLOYD- INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE... MARION...WYTHEVILLE...RADFORD...PULASKI...BLACKSBURG... INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY...GALAX...FLOYD 1245 PM EST SAT FEB 25 2012 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING... * LOCATIONS...MOUNTAINS AND FOOTHILLS OF VIRGINIA AND NORTH CAROLINA. * HAZARDS...DAMAGING WINDS. * WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 60 MPH. * TIMING...CONTINUING INTO LATE THIS AFTERNOON. * IMPACTS...DIFFICULT DRIVING...ALONG WITH DOWNED TREE LIMBS AND POTENTIAL FOR POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH ARE LIKELY TO CAUSE SPORADIC POWER OUTAGES...FALLEN TREES...MINOR PROPERTY DAMAGE...AND DANGEROUS DRIVING CONDITIONS FOR HIGH PROFILE VEHICLES. RESIDENTS SHOULD MOVE UNFASTENED ITEMS...SUCH AS GARBAGE CANS AND DECK FURNITURE...INDOORS. && $$ NCZ003-004-019-020-VAZ007-010-011-018>020-022>024-032>035-043- WVZ042-252300- /O.CON.KRNK.WI.Y.0009.000000T0000Z-120225T2300Z/ SURRY-STOKES-WILKES-YADKIN-TAZEWELL-BLAND-GILES-CRAIG- ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-PATRICK-FRANKLIN- BEDFORD-AMHERST-HENRY-MERCER- INCLUDING THE CITIES OF...DOBSON...DANBURY...WILKESBORO... YADKINVILLE...TAZEWELL...BLAND...PEARISBURG...NEW CASTLE... CLIFTON FORGE...COVINGTON...HOT SPRINGS...ROANOKE...SALEM... FINCASTLE...LEXINGTON...BUENA VISTA...STUART...ROCKY MOUNT... BEDFORD...AMHERST...MARTINSVILLE...BLUEFIELD...FLAT TOP 1245 PM EST SAT FEB 25 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING... * LOCATIONS...MOUNTAINS AND FOOTHILLS OF VIRGINIA AND NORTH CAROLINA. * HAZARDS...STRONG GUSTY WINDS. * WINDS...WEST 15 TO 30 MPH WITH GUSTS UP TO 55 MPH. * TIMING...CONTINUING INTO LATE THIS AFTERNOON. * IMPACTS...DIFFICULT DRIVING...ALONG WITH DOWNED TREE LIMBS AND POTENTIAL FOR POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
566 WWUS71 KRNK 252253 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 553 PM EST SAT FEB 25 2012 NCZ001-002-018-VAZ009-012>017-260000- /O.EXP.KRNK.HW.W.0003.000000T0000Z-120225T2300Z/ ASHE-ALLEGHANY NC-WATAUGA-SMYTH-WYTHE-PULASKI-MONTGOMERY-GRAYSON- CARROLL-FLOYD- INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE... MARION...WYTHEVILLE...RADFORD...PULASKI...BLACKSBURG... INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY...GALAX...FLOYD 553 PM EST SAT FEB 25 2012 ...HIGH WIND WARNING WILL EXPIRE AT 6 PM EST THIS EVENING... WINDS ARE SUBSIDING UNDER ADVISORY LEVELS LATE THIS AFTERNOON AND EXPECT THEM TO CONTINUE TO DIMINISH THROUGH THE EVENING AND OVERNIGHT. A FEW GUSTS ON THE HIGHER RIDGE COULD REACH 40 MPH UNTIL EARLY EVENING. IF YOU OBSERVED DOWNED TREES...LARGE LIMBS...POWER LINES OR POWER OUTAGES TODAY...PLEASE CALL US TOLL FREE AT 1...866...215...4324 TO LEAVE YOUR REPORT. $$ NCZ003-004-019-020-VAZ007-010-011-018>020-022>024-032>035-043- WVZ042-260000- /O.EXP.KRNK.WI.Y.0009.000000T0000Z-120225T2300Z/ SURRY-STOKES-WILKES-YADKIN-TAZEWELL-BLAND-GILES-CRAIG- ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-PATRICK-FRANKLIN- BEDFORD-AMHERST-HENRY-MERCER- INCLUDING THE CITIES OF...DOBSON...DANBURY...WILKESBORO... YADKINVILLE...TAZEWELL...BLAND...PEARISBURG...NEW CASTLE... CLIFTON FORGE...COVINGTON...HOT SPRINGS...ROANOKE...SALEM... FINCASTLE...LEXINGTON...BUENA VISTA...STUART...ROCKY MOUNT... BEDFORD...AMHERST...MARTINSVILLE...BLUEFIELD...FLAT TOP 553 PM EST SAT FEB 25 2012 ...WIND ADVISORY WILL EXPIRE AT 6 PM EST THIS EVENING... WINDS WILL BE DIMINISHING INTO THE EVENING...STAYING UNDER ADVISORY LEVELS. A FEW GUSTS UP TO 40 MPH WILL STILL BE POSSIBLE UNTIL 9 PM ALONG THE RIDGES. $$
The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 25, 6:06 AM EST | Red Flag Warning | RNK | Alleghany, Ashe, Caswell, Rockingham, Stokes, Surry and 3 more | 13 hr |
| Feb 25, 7:26 AM EST | High Wind Warning | RNK | Alleghany, Ashe, Watauga | 11 hr |
Nearby
Wind Advisories in Virginia, 2012Wind Advisories in North Carolina, 2012Wind Advisories in West Virginia, 2012Every wind advisory in 2012
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.