Alert archive / Virginia / Wind Advisories in 2013

Wind Advisory 21, NWS Blacksburg, VA

December 21, 2013Ashe County, Watauga County, North Carolina; 18 counties in Virginia; Mercer County, Monroe County, Summers County, West Virginia

NWS Blacksburg, VA issued this wind advisory at Dec 21, 2013, 9:46 PM EST for Ashe County, Watauga County, North Carolina; 18 counties in Virginia; Mercer County, Monroe County, Summers County, West Virginia. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Dec 21, 2013, 9:46 PM EST (02:46 UTC)
Expired
Dec 22, 2013, 12:00 PM EST
In force
14 hr
Issued by
NWS Blacksburg, VA
All 23 counties

Ashe County, NC, Watauga County, NC, Alleghany County, VA, Amherst County, VA, Bath County, VA, Bedford County, VA, Bland County, VA, Botetourt County, VA, City of Buena Vista, VA, City of Covington, VA, City of Lexington, VA, City of Roanoke, VA, City of Salem, VA, Craig County, VA, Giles County, VA, Grayson County, VA, Roanoke County, VA, Rockbridge County, VA, Smyth County, VA, Tazewell County, VA, Mercer County, WV, Monroe County, WV, Summers County, WV

The radar

The Roanoke radar (KFCX), 37 km from the middle of the area, began a volume at 02:48 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, 2.8 hours before the alert went out and 79 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, Roanoke, VA at 00:00Z on 2013-12-22Temperature 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, Roanoke, VA at 00:00Z on 2013-12-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 381 square meters per square second.1939587897Sfc1 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
568 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
381 m²/s²
0-3 km storm-relative helicity
373 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.

510 
WWUS71 KRNK 220246
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
946 PM EST SAT DEC 21 2013

...STRONG GUSTY WINDS TONIGHT AND SUNDAY MORNING...

.INTENSE LOW PRESSURE OVER THE OHIO VALLEY WILL BRING STRONG SOUTH
TO SOUTHEAST WINDS TO THE AREA TONIGHT AND EARLY SUNDAY. 

VAZ018>020-022>024-034-035-WVZ043>045-221100-
/O.NEW.KRNK.WI.Y.0021.131222T0246Z-131222T1700Z/
CRAIG-ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-BEDFORD-
AMHERST-SUMMERS-MONROE-GREENBRIER-
INCLUDING THE CITIES OF...NEW CASTLE...CLIFTON FORGE...
COVINGTON...HOT SPRINGS...ROANOKE...SALEM...FINCASTLE...
LEXINGTON...BUENA VISTA...BEDFORD...AMHERST...HINTON...HIX...
UNION...LEWISBURG...QUINWOOD...DUO...RAINELLE
946 PM EST SAT DEC 21 2013

...WIND ADVISORY IN EFFECT UNTIL NOON EST SUNDAY...

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL NOON EST SUNDAY.

* LOCATIONS...SOUTHEAST WEST VIRGINIA...THE ALLEGHANY HIGHLANDS
  AND THE ROANOKE VALLEY ABOVE 3000 FEET. 

* HAZARDS...WIND GUSTS 40 TO 55 MPH. 

* WINDS...SOUTH 15 TO 30 MPH WITH GUSTS AS HIGH AS 55 MPH. 

* TIMING...THE STRONGEST WINDS WILL BE FROM MIDNIGHT THROUGH 9AM.

* IMPACTS...TREE LIMBS MAY BE BLOWN DOWN. ISOLATED POWER OUTAGES
  POSSIBLE. 

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.

&&

$$

NCZ001-018-VAZ007-009-015-221100-
/O.NEW.KRNK.WI.Y.0021.131222T0246Z-131222T1700Z/
ASHE-WATAUGA-TAZEWELL-SMYTH-GRAYSON-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...TAZEWELL...
MARION...INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY
946 PM EST SAT DEC 21 2013

...WIND ADVISORY IN EFFECT UNTIL NOON EST SUNDAY...

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL NOON EST SUNDAY.

* LOCATIONS...TAZEWELL COUNTY VIRGINIA SOUTH INTO THE MOUNTAINS OF
  NORTHWEST NORTH CAROLINA ABOVE 3500 FEET. 

* HAZARDS...WIND GUSTS OF 40 TO 50 MPH.

* WINDS...SOUTH AT 15 TO 30 MPH...WITH GUSTS AS HIGH AS 50 MPH. 

* TIMING...THE STRONGEST WINDS WILL BE FROM MIDNIGHT THROUGH 9AM.

* IMPACTS...BRANCHES FROM TREES MAY BE BLOWN DOWN. ISOLATED POWER
  OUTAGES POSSIBLE.

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.

&&

$$
3 follow-up statements
566 
WWUS71 KRNK 220650
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
150 AM EST SUN DEC 22 2013

...STRONG GUSTY WINDS TONIGHT AND SUNDAY MORNING...

.INTENSE LOW PRESSURE OVER THE OHIO VALLEY WILL BRING STRONG
SOUTH TO SOUTHEAST WINDS TO THE AREA SUNDAY.

VAZ010-011-WVZ042-221500-
/O.EXA.KRNK.WI.Y.0021.000000T0000Z-131222T1700Z/
BLAND-GILES-MERCER-
INCLUDING THE CITIES OF...BLAND...PEARISBURG...BLUEFIELD...
FLAT TOP
150 AM EST SUN DEC 22 2013

...WIND ADVISORY IN EFFECT UNTIL NOON EST TODAY...

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL NOON EST TODAY.

* LOCATIONS...SOUTHEAST WEST VIRGINIA...THE ALLEGHANY HIGHLANDS 
  AND THE ROANOKE VALLEY ABOVE 3000 FEET.

* HAZARDS...WIND GUSTS 40 TO 55 MPH.

* WINDS...SOUTH 15 TO 30 MPH WITH GUSTS AS HIGH AS 55 MPH.

* TIMING...THE STRONGEST WINDS WILL BE FROM MIDNIGHT THROUGH 9AM.

* IMPACTS...TREE LIMBS MAY BE BLOWN DOWN. ISOLATED POWER OUTAGES 
  POSSIBLE.

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.

&&

$$

VAZ018>020-022>024-034-035-WVZ043>045-221500-
/O.CON.KRNK.WI.Y.0021.000000T0000Z-131222T1700Z/
CRAIG-ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-BEDFORD-
AMHERST-SUMMERS-MONROE-GREENBRIER-
INCLUDING THE CITIES OF...NEW CASTLE...CLIFTON FORGE...
COVINGTON...HOT SPRINGS...ROANOKE...SALEM...FINCASTLE...
LEXINGTON...BUENA VISTA...BEDFORD...AMHERST...HINTON...HIX...
UNION...LEWISBURG...QUINWOOD...DUO...RAINELLE
150 AM EST SUN DEC 22 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY...

* LOCATIONS...SOUTHEAST WEST VIRGINIA...THE ALLEGHANY HIGHLANDS 
  AND THE ROANOKE VALLEY ABOVE 3000 FEET.

* HAZARDS...WIND GUSTS 40 TO 55 MPH.

* WINDS...SOUTH 15 TO 30 MPH WITH GUSTS AS HIGH AS 55 MPH.

* TIMING...THE STRONGEST WINDS WILL BE FROM MIDNIGHT THROUGH 9AM.

* IMPACTS...TREE LIMBS MAY BE BLOWN DOWN. ISOLATED POWER OUTAGES 
  POSSIBLE.

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.

&&

$$

NCZ001-018-VAZ007-009-015-221500-
/O.CON.KRNK.WI.Y.0021.000000T0000Z-131222T1700Z/
ASHE-WATAUGA-TAZEWELL-SMYTH-GRAYSON-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...TAZEWELL...
MARION...INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY
150 AM EST SUN DEC 22 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY...

* LOCATIONS...TAZEWELL COUNTY VIRGINIA SOUTH INTO THE MOUNTAINS 
  OF NORTHWEST NORTH CAROLINA ABOVE 3500 FEET.

* HAZARDS...WIND GUSTS OF 40 TO 50 MPH.

* WINDS...SOUTH AT 15 TO 30 MPH...WITH GUSTS AS HIGH AS 50 MPH.

* TIMING...THE STRONGEST WINDS WILL BE FROM MIDNIGHT THROUGH 9AM.

* IMPACTS...BRANCHES FROM TREES MAY BE BLOWN DOWN. ISOLATED 
  POWER OUTAGES POSSIBLE.

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.

&&

$$
567 
WWUS71 KRNK 221445
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
945 AM EST SUN DEC 22 2013

...STRONG GUSTY WINDS THROUGH NOON...

.INTENSE LOW PRESSURE OVER THE OHIO VALLEY WILL BRING STRONG
SOUTH TO SOUTHEAST WINDS TO THE AREA SUNDAY.

VAZ010-011-018>020-022>024-034-035-WVZ042>045-221700-
/O.CON.KRNK.WI.Y.0021.000000T0000Z-131222T1700Z/
BLAND-GILES-CRAIG-ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-
BEDFORD-AMHERST-MERCER-SUMMERS-MONROE-GREENBRIER-
INCLUDING THE CITIES OF...BLAND...PEARISBURG...NEW CASTLE...
CLIFTON FORGE...COVINGTON...HOT SPRINGS...ROANOKE...SALEM...
FINCASTLE...LEXINGTON...BUENA VISTA...BEDFORD...AMHERST...
BLUEFIELD...FLAT TOP...HINTON...HIX...UNION...LEWISBURG...
QUINWOOD...DUO...RAINELLE
945 AM EST SUN DEC 22 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY...

* LOCATIONS...SOUTHEAST WEST VIRGINIA...THE ALLEGHANY HIGHLANDS 
  AND THE ROANOKE VALLEY ABOVE 3000 FEET.

* HAZARDS...WIND GUSTS 40 TO 55 MPH.

* WINDS...SOUTH 15 TO 30 MPH WITH GUSTS AS HIGH AS 55 MPH.

* TIMING...STRONGEST WINDS HAVE ENDED...GRADUAL DECREASE...BUT
  STILL QUITE GUSTY THROUGH NOON.

* IMPACTS...TREE LIMBS MAY BE BLOWN DOWN. ISOLATED POWER OUTAGES 
  POSSIBLE.

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.

&&

$$

NCZ001-018-VAZ007-009-015-221700-
/O.CON.KRNK.WI.Y.0021.000000T0000Z-131222T1700Z/
ASHE-WATAUGA-TAZEWELL-SMYTH-GRAYSON-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...TAZEWELL...
MARION...INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY
945 AM EST SUN DEC 22 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY...

* LOCATIONS...TAZEWELL COUNTY VIRGINIA SOUTH INTO THE MOUNTAINS 
  OF NORTHWEST NORTH CAROLINA ABOVE 3500 FEET.

* HAZARDS...WIND GUSTS OF 40 TO 50 MPH.

* WINDS...SOUTH AT 15 TO 30 MPH...WITH GUSTS AS HIGH AS 50 MPH.

* TIMING...STRONGEST WINDS HAVE ENDED...GRADUAL DECREASE...BUT
  STILL QUITE GUSTY THROUGH NOON.

* IMPACTS...BRANCHES FROM TREES MAY BE BLOWN DOWN. ISOLATED 
  POWER OUTAGES POSSIBLE.

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.

&&

$$
722 
WWUS71 KRNK 221705
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
1205 PM EST SUN DEC 22 2013

...VERY GUSTY WINDS HAS SUBSIDED...

.THE PRESSURE GRADIENT RESPONSIBLE FOR THE EARLIER GUSTY WINDS HAS
WEAKENED. THEREFORE...THE WIND GUSTS HAVE DECREASED.

NCZ001-018-VAZ007-009>011-015-018>020-022>024-034-035-WVZ042>045-
221815-
/O.EXP.KRNK.WI.Y.0021.000000T0000Z-131222T1700Z/
ASHE-WATAUGA-TAZEWELL-SMYTH-BLAND-GILES-GRAYSON-CRAIG-
ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-BEDFORD-AMHERST-
MERCER-SUMMERS-MONROE-GREENBRIER-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...TAZEWELL...
MARION...BLAND...PEARISBURG...INDEPENDENCE...WHITETOP...
TROUTDALE...VOLNEY...NEW CASTLE...CLIFTON FORGE...COVINGTON...
HOT SPRINGS...ROANOKE...SALEM...FINCASTLE...LEXINGTON...
BUENA VISTA...BEDFORD...AMHERST...BLUEFIELD...FLAT TOP...HINTON...
HIX...UNION...LEWISBURG...QUINWOOD...DUO...RAINELLE
1205 PM EST SUN DEC 22 2013

...WIND ADVISORY HAS EXPIRED...

THE STRONGEST WIND GUSTS HAVE SUBSIDED FOR THE DAY. SOME GUSTS
AROUND 25 MPH ARE STILL POSSIBLE AT THE HIGHEST ELEVATIONS. THESE
TOO WILL BE DECREASING THROUGH THE AFTERNOON.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 22, 3:23 AM ESTFlood WatchRNKAlleghany, Ashe, Caswell, Rockingham, Stokes, Surry and 3 more33 hr
Dec 22, 3:06 PM ESTSpecial Weather StatementRNKCaswell24 min
Dec 22, 7:25 AM ESTSpecial Weather StatementRNKBotetourt65 min
Dec 22, 8:47 AM ESTSpecial Weather StatementRNKAmherst, City of Buena Vista, City of Lynchburg43 min
Dec 22, 4:45 AM ESTSpecial Weather StatementRNKGreenbrier, Summers60 min

Nearby

Wind Advisories in Virginia, 2013Wind Advisories in West Virginia, 2013Wind Advisories in North Carolina, 2013Every wind advisory in 2013

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.