Alert archive / North Carolina / High Wind Warnings in 2015

High Wind Warning 1, NWS Blacksburg, VA

February 12, 2015Grayson County, Virginia; Ashe County, Watauga County, North Carolina

NWS Blacksburg, VA issued this high wind warning at Feb 12, 2015, 4:18 AM EST for Grayson County, Virginia; Ashe County, Watauga County, North Carolina. It took effect at Feb 12, 2015, 12:00 PM EST. It was in force for 11 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 12, 2015, 4:18 AM EST (09:18 UTC)
In effect from
Feb 12, 2015, 12:00 PM EST
Expired
Feb 12, 2015, 11:00 PM EST
In force
11 hr
Issued by
NWS Blacksburg, VA

Counties Ashe County, NC, Watauga County, NC, Grayson County, VA

The radar

The Roanoke radar (KFCX), 125 km from the middle of the area, began a volume at 09:20 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

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 9.3 hours before the alert went out and 147 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.

Skew-T log-pSkew-T log-p diagram, Greensboro/Hi Pt, NC at 00:00Z on 2015-02-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 00:00Z on 2015-02-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 square meters per square second.1939587897117136Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1615 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
89 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

192 
WWUS71 KRNK 120918
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
418 AM EST THU FEB 12 2015

...ARCTIC FRONT TO BRING A PERIOD OF VERY STRONG NORTHWEST WINDS
TODAY INTO THIS EVENING...

.AN ARCTIC COLD FRONT WILL MOVE ACROSS THE REGION TODAY. WINDS
WILL INCREASE FROM THE NORTHWEST THIS MORNING AND BY LATE MORNING
THROUGH EARLY EVENING WILL BE SUSTAINED 25 TO 35 MPH WITH GUSTS 40
TO 50 MPH...ESPECIALLY AT HIGHER ELEVATIONS. ACROSS THE HIGHER
ELEVATIONS OF THE MOUNTAINS OF NORTHWEST NORTH CAROLINA INTO FAR
SOUTHWEST VIRGINIA...WINDS WILL LIKELY GUST IN EXCESS OF 58 MPH
AT TIMES DURING THE AFTERNOON AND EARLY EVENING HOURS. WINDS WILL
BEGIN TO DIMINISH AFTER MIDNIGHT TONIGHT AS HIGH PRESSURE WORKS
IN FROM THE WEST.

NCZ001-018-VAZ015-121800-
/O.UPG.KRNK.WI.Y.0007.150212T1700Z-150213T0400Z/
/O.NEW.KRNK.HW.W.0001.150212T1700Z-150213T0400Z/
ASHE-WATAUGA-GRAYSON-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...INDEPENDENCE...
WHITETOP...TROUTDALE...VOLNEY
418 AM EST THU FEB 12 2015

...HIGH WIND WARNING IN EFFECT FROM NOON TODAY TO 11 PM EST THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 11 PM EST THIS
EVENING. THE WIND ADVISORY IS NO LONGER IN EFFECT.

* LOCATIONS...HIGHER ELEVATIONS...MAINLY ABOVE 3000 FEET ACROSS
  WATAUGA...ASHE...AND GRAYSON COUNTIES.

* HAZARDS...STRONG WIND GUSTS OF 58 MPH OR GREATER.

* WINDS...NORTHWEST AT 30 TO 40 MPH...WITH GUSTS UP TO 60 MPH.

* TIMING...THIS AFTERNOON THROUGH THE EVENING.

* IMPACTS...THESE STRONG WIND GUSTS CAN BLOW DOWN TREES AND POWER
  LINES. HIGH PROFILE VEHICLES COULD BE BLOWN OFF
  ROADWAYS...ESPECIALLY ON NORTH-SOUTH ROADWAYS OR IN AREAS WHERE
  WINDS OFTEN CHANNEL THROUGH MOUNTAIN PASSES.

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.

&&

$$

NCZ002-VAZ007-009>014-016>020-022>024-121800-
/O.CON.KRNK.WI.Y.0007.150212T1700Z-150213T0400Z/
ALLEGHANY NC-TAZEWELL-SMYTH-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-
CARROLL-FLOYD-CRAIG-ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-
ROCKBRIDGE-
INCLUDING THE CITIES OF...SPARTA...TAZEWELL...MARION...BLAND...
PEARISBURG...WYTHEVILLE...RADFORD...PULASKI...BLACKSBURG...
GALAX...FLOYD...NEW CASTLE...CLIFTON FORGE...COVINGTON...
HOT SPRINGS...ROANOKE...SALEM...FINCASTLE...LEXINGTON...
BUENA VISTA
418 AM EST THU FEB 12 2015

...WIND ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 11 PM EST
THIS EVENING...

* LOCATIONS...ALONG AND WEST OF THE BLUE RIDGE MOUNTAINS.

* HAZARDS...STRONG WIND GUSTS.

* WINDS...NORTHWEST AT 15 TO 30 MPH...WITH GUSTS UP TO 55 MPH.

* TIMING...THIS AFTERNOON THROUGH THE EVENING.

* IMPACTS...THESE STRONG WIND GUSTS CAN BLOW DOWN SMALL OR DEAD 
  TREES AND LIMBS. THERE COULD BE ISOLATED POWER OUTAGES. THOSE 
  DRIVING HIGH PROFILE VEHICLES WILL NEED TO USE CAUTION 
  ESPECIALLY ACROSS THE HIGHER TERRAIN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS SUSTAINED WINDS OF 31 TO 39 MPH...OR WIND
GUSTS OF 46 TO 57 MPH...ARE EXPECTED. WINDS THIS STRONG WILL
LIKELY CAUSE SPORADIC POWER OUTAGES AND CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. UNFASTENED
ITEMS SUCH AS GARBAGE CANS AND LAWN FURNITURE SHOULD BE MOVED
INDOORS.

&&

$$

RAB
3 follow-up statements
607 
WWUS71 KRNK 121743
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
1243 PM EST THU FEB 12 2015

...ARCTIC FRONT TO BRING A PERIOD OF VERY STRONG NORTHWEST WINDS
TO THE AREA THIS EVENING...

.AN ARCTIC COLD FRONT WILL MOVE ACROSS THE REGION TODAY. WINDS
WILL INCREASE FROM THE NORTHWEST...PEAKING THIS EVENING WITH
SUSTAINED SPEEDS OF 25 TO 35 MPH...AND GUSTS OF 40 TO 50
MPH...ESPECIALLY AT HIGHER ELEVATIONS. FOR THE HIGHER ELEVATIONS
OF THE MOUNTAINS OF NORTHWEST NORTH CAROLINA...INTO FAR SOUTHWEST
VIRGINIA...WINDS WILL LIKELY GUST IN EXCESS OF 58 MPH AT TIMES
THIS EVENING. WINDS WILL BEGIN TO DIMINISH AFTER MIDNIGHT TONIGHT
AS HIGH PRESSURE WORKS IN FROM THE WEST.

NCZ001-018-VAZ015-130145-
/O.CON.KRNK.HW.W.0001.000000T0000Z-150213T0400Z/
ASHE-WATAUGA-GRAYSON-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...INDEPENDENCE...
WHITETOP...TROUTDALE...VOLNEY
1243 PM EST THU FEB 12 2015

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS
EVENING...

* LOCATIONS...HIGHER ELEVATIONS...MAINLY ABOVE 3000 FEET ACROSS 
  WATAUGA...ASHE...AND GRAYSON COUNTIES.

* HAZARDS...STRONG WIND GUSTS OF 58 MPH OR GREATER.

* WINDS...NORTHWEST AT 30 TO 40 MPH...WITH GUSTS UP TO 60 MPH.

* TIMING...THIS AFTERNOON THROUGH THE EVENING.

* IMPACTS...THESE STRONG WIND GUSTS CAN BLOW DOWN TREES AND POWER
  LINES. HIGH PROFILE VEHICLES COULD BE BLOWN OFF ROADWAYS...ESPECIALLY
  ON NORTH-SOUTH ROADWAYS OR IN AREAS WHERE WINDS OFTEN CHANNEL
  THROUGH MOUNTAIN PASSES.

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.

&&

$$

NCZ002-VAZ007-009>014-016>020-022>024-130145-
/O.CON.KRNK.WI.Y.0007.000000T0000Z-150213T0400Z/
ALLEGHANY NC-TAZEWELL-SMYTH-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-
CARROLL-FLOYD-CRAIG-ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-
ROCKBRIDGE-
INCLUDING THE CITIES OF...SPARTA...TAZEWELL...MARION...BLAND...
PEARISBURG...WYTHEVILLE...RADFORD...PULASKI...BLACKSBURG...
GALAX...FLOYD...NEW CASTLE...CLIFTON FORGE...COVINGTON...
HOT SPRINGS...ROANOKE...SALEM...FINCASTLE...LEXINGTON...
BUENA VISTA
1243 PM EST THU FEB 12 2015

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM EST THIS EVENING...

* LOCATIONS...ALONG AND WEST OF THE BLUE RIDGE MOUNTAINS.

* HAZARDS...STRONG WIND GUSTS.

* WINDS...NORTHWEST AT 15 TO 30 MPH...WITH GUSTS UP TO 55 MPH.

* TIMING...THIS AFTERNOON THROUGH THE EVENING.

* IMPACTS...THESE STRONG WIND GUSTS CAN BLOW DOWN SMALL OR DEAD 
  TREES AND LIMBS. THERE COULD BE ISOLATED POWER OUTAGES. THOSE 
  DRIVING HIGH PROFILE VEHICLES WILL NEED TO USE CAUTION 
  ESPECIALLY ACROSS THE HIGHER TERRAIN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS SUSTAINED WINDS OF 31 TO 39 MPH...OR WIND
GUSTS OF 46 TO 57 MPH...ARE EXPECTED. WINDS THIS STRONG WILL
LIKELY CAUSE SPORADIC POWER OUTAGES AND CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. UNFASTENED
ITEMS SUCH AS GARBAGE CANS AND LAWN FURNITURE SHOULD BE MOVED
INDOORS.

&&

$$
294 
WWUS71 KRNK 122039
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
339 PM EST THU FEB 12 2015

...A PERIOD OF STRONG NORTHWEST WINDS THIS EVENING...

.GUSTY NORTHWEST WINDS CAN BE EXPECTED THIS EVENING...
SUSTAINED SPEEDS OF 25 TO 35 MPH...AND GUSTS OF 40 TO 50 MPH...
ESPECIALLY AT HIGHER ELEVATIONS. FOR THE HIGHEST ELEVATIONS OF
THE MOUNTAINS OF NORTHWEST NORTH CAROLINA...INTO FAR SOUTHWEST
VIRGINIA...WINDS MAY GUST IN EXCESS OF 58 MPH AT TIMES THIS
EVENING. WINDS WILL BEGIN TO DIMINISH AFTER MIDNIGHT TONIGHT AS
HIGH PRESSURE WORKS IN FROM THE WEST.

NCZ001-018-VAZ015-130400-
/O.CON.KRNK.HW.W.0001.000000T0000Z-150213T0400Z/
ASHE-WATAUGA-GRAYSON-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...INDEPENDENCE...
WHITETOP...TROUTDALE...VOLNEY
339 PM EST THU FEB 12 2015

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS
EVENING...

* LOCATIONS...HIGHER ELEVATIONS...MAINLY ABOVE 3000 FEET ACROSS 
  WATAUGA...ASHE...AND GRAYSON COUNTIES.

* HAZARDS...STRONG WIND GUSTS.

* WINDS...NORTHWEST AT 30 TO 40 MPH...WITH GUSTS UP TO 60 MPH.

* TIMING...THROUGH THE EVENING.

* IMPACTS...THESE STRONG WIND GUSTS CAN BLOW DOWN TREES AND 
  POWER LINES. HIGH PROFILE VEHICLES COULD BE BLOWN OFF 
  ROADWAYS... ESPECIALLY ON NORTH-SOUTH ROADWAYS OR IN AREAS 
  WHERE WINDS OFTEN CHANNEL THROUGH MOUNTAIN PASSES.

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.

&&

$$

NCZ002-VAZ007-009>014-016>020-022>024-130400-
/O.CON.KRNK.WI.Y.0007.000000T0000Z-150213T0400Z/
ALLEGHANY NC-TAZEWELL-SMYTH-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-
CARROLL-FLOYD-CRAIG-ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-
ROCKBRIDGE-
INCLUDING THE CITIES OF...SPARTA...TAZEWELL...MARION...BLAND...
PEARISBURG...WYTHEVILLE...RADFORD...PULASKI...BLACKSBURG...
GALAX...FLOYD...NEW CASTLE...CLIFTON FORGE...COVINGTON...
HOT SPRINGS...ROANOKE...SALEM...FINCASTLE...LEXINGTON...
BUENA VISTA
339 PM EST THU FEB 12 2015

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM EST THIS EVENING...

* LOCATIONS...ALONG AND WEST OF THE BLUE RIDGE MOUNTAINS.

* HAZARDS...STRONG WIND GUSTS.

* WINDS...NORTHWEST AT 15 TO 30 MPH...WITH GUSTS UP TO 50 MPH.

* TIMING...THROUGH THE EVENING.

* IMPACTS...THESE STRONG WIND GUSTS CAN BLOW DOWN SMALL OR DEAD 
  TREES AND LIMBS. THERE COULD BE ISOLATED POWER OUTAGES. THOSE 
  DRIVING HIGH PROFILE VEHICLES WILL NEED TO USE CAUTION 
  ESPECIALLY ACROSS THE HIGHER TERRAIN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS SUSTAINED WINDS OF 31 TO 39 MPH...OR WIND
GUSTS OF 46 TO 57 MPH...ARE EXPECTED. WINDS THIS STRONG WILL
LIKELY CAUSE SPORADIC POWER OUTAGES AND CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. UNFASTENED
ITEMS SUCH AS GARBAGE CANS AND LAWN FURNITURE SHOULD BE MOVED
INDOORS.

&&

$$
040 
WWUS71 KRNK 130337
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
1037 PM EST THU FEB 12 2015

...WINDS CONTINUING TO DIMINISH...


NCZ001-018-VAZ015-130445-
/O.EXP.KRNK.HW.W.0001.000000T0000Z-150213T0400Z/
ASHE-WATAUGA-GRAYSON-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...INDEPENDENCE...
WHITETOP...TROUTDALE...VOLNEY
1037 PM EST THU FEB 12 2015

...HIGH WIND WARNING WILL EXPIRE AT 11 PM EST THIS EVENING...

NORTHWEST WINDS SHOULD CONTINUE TO SLOWLY DIMINISH OVERNIGHT AS
HIGH PRESSURE BUILDS IN FROM THE WEST. SOME GUSTS TO 35 OR 40 MPH
MAY STILL OCCUR ACROSS THE RIDGES INTO THE OVERNIGHT HOURS BUT
WIDESPREAD STRONG WINDS ARE NOT EXPECTED. THUS THE HIGH WIND
WARNING WILL BE ALLOWED TO EXPIRE AT 11 PM.

$$

NCZ002-VAZ007-009>014-016>020-022>024-130445-
/O.EXP.KRNK.WI.Y.0007.000000T0000Z-150213T0400Z/
ALLEGHANY NC-TAZEWELL-SMYTH-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-
CARROLL-FLOYD-CRAIG-ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-
ROCKBRIDGE-
INCLUDING THE CITIES OF...SPARTA...TAZEWELL...MARION...BLAND...
PEARISBURG...WYTHEVILLE...RADFORD...PULASKI...BLACKSBURG...
GALAX...FLOYD...NEW CASTLE...CLIFTON FORGE...COVINGTON...
HOT SPRINGS...ROANOKE...SALEM...FINCASTLE...LEXINGTON...
BUENA VISTA
1037 PM EST THU FEB 12 2015

...WIND ADVISORY WILL EXPIRE AT 11 PM EST THIS EVENING...

NORTHWEST WINDS SHOULD CONTINUE TO DECREASE OVERNIGHT AS HIGH
PRESSURE BUILDS IN FROM THE WEST. SOME GUSTS TO 35 MPH MAY STILL
OCCUR ALONG THE BLUE RIDGE BUT WIDESPREAD ADVISORY LEVELS SPEEDS
ARE NOT EXPECTED. THUS THE WIND ADVISORY WILL BE ALLOWED TO EXPIRE
AT 11 PM.

$$

The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 12, 4:08 AM ESTWind Chill AdvisoryRNKAlleghany, Bath, Bland, Botetourt, Carroll, Craig and 17 more30 hr

Nearby

High Wind Warnings in North Carolina, 2015High Wind Warnings in Virginia, 2015Every high wind warning in 2015

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.