Alert archive / Virginia / Wind Advisories in 2010

Wind Advisory 21, NWS Blacksburg, VA

November 29, 2010Ashe County, Watauga County, North Carolina; Mercer County, Summers County, West Virginia; 4 counties in Virginia

NWS Blacksburg, VA issued this wind advisory at Nov 29, 2010, 3:20 AM EST for Ashe County, Watauga County, North Carolina; Mercer County, Summers County, West Virginia; 4 counties in Virginia. It took effect at Nov 29, 2010, 5:00 PM EST. It was in force for 28 hr.

The area

The counties it named.

The facts

Issued
Nov 29, 2010, 3:20 AM EST (08:20 UTC)
In effect from
Nov 29, 2010, 5:00 PM EST
Expired
Nov 30, 2010, 9:00 PM EST
In force
28 hr
Issued by
NWS Blacksburg, VA

Counties Ashe County, NC, Watauga County, NC, Bland County, VA, Grayson County, VA, Smyth County, VA, Tazewell County, VA, Mercer County, WV, Summers County, WV

The radar

The Roanoke radar (KFCX), 94 km from the middle of the area, began a volume at 08:20 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, 8.3 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.

Skew-T log-pSkew-T log-p diagram, Greensboro/Hi Pt, NC at 00:00Z on 2010-11-29Temperature 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 2010-11-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 square meters per square second.19395878Sfc1 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
1923 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
45 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.

002 
WWUS71 KRNK 290820
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
320 AM EST MON NOV 29 2010

...STRONG SOUTHEAST WINDS EXPECTED LATE TODAY INTO TUESDAY...

.STRENGYHENING LOW PRESSURE OVER THE NORTHERN PLAINS WITH AN
APPROACHING COLD FRONT...ALONG WITH A STRONG HIGH PRESSURE AREA
SITUATED OVER THE MID ATLANTIC...WILL BRING GUSTY SOUTHEAST TO
SOUTH WINDS TO THE MOUNTAINS LATE TODAY...AND ESPECIALLY LATE
TONIGHT INTO TUESDAY.

NCZ001-018-VAZ007-009-010-015-WVZ042-043-045-291630-
/O.NEW.KRNK.WI.Y.0021.101129T2200Z-101201T0200Z/
ASHE-WATAUGA-TAZEWELL-SMYTH-BLAND-GRAYSON-MERCER-SUMMERS-
GREENBRIER-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...TAZEWELL...
MARION...BLAND...INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY...
BLUEFIELD...FLAT TOP...HINTON...HIX...LEWISBURG...QUINWOOD...
DUO...RAINELLE
320 AM EST MON NOV 29 2010

...WIND ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 9 PM EST
TUESDAY...

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 9 PM
EST TUESDAY. 



* SOUTHEAST WINDS OF 15 TO 25 MPH INCREASE TO 20 TO 30 MPH LATE
  TONIGHT INTO TUESDAY. GUSTS UP TO 55 MPH WILL OCCUR ALONG THE
  HIGHER RIDGES...AND BETWEEN MOUNTAIN GAPS THAT FACE SOUTHEAST.

* THE STRONGEST WINDS WILL OCCUR LATE TONIGHT THROUGH TUESDAY.

* WINDS THIS STRONG WILL BRING A FEW SMALL OR DEAD TREES DOWN.
  POWER OUTAGES WILL BE POSSIBLE AS WELL.

* GUSTS UP TO 60 MPH IS NOT OUT OF THE QUESTION ACROSS CENTRAL TAZEWELL
  COUNTY TUESDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS GUSTING TO 50 TO 55 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY
FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
7 follow-up statements
796 
WWUS71 KRNK 291450
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
950 AM EST MON NOV 29 2010

...STRONG SOUTHEAST WINDS EXPECTED LATE TODAY INTO TUESDAY...

.STRENGYHENING LOW PRESSURE OVER THE NORTHERN PLAINS WITH AN
APPROACHING COLD FRONT...ALONG WITH A STRONG HIGH PRESSURE AREA
SITUATED OVER THE MID ATLANTIC...WILL BRING GUSTY SOUTHEAST TO
SOUTH WINDS TO THE MOUNTAINS LATE TODAY...AND ESPECIALLY LATE
TONIGHT INTO TUESDAY.

NCZ001-018-VAZ007-009-010-015-WVZ042-043-045-292300-
/O.CON.KRNK.WI.Y.0021.101129T2200Z-101201T0200Z/
ASHE-WATAUGA-TAZEWELL-SMYTH-BLAND-GRAYSON-MERCER-SUMMERS-
GREENBRIER-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...TAZEWELL...
MARION...BLAND...INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY...
BLUEFIELD...FLAT TOP...HINTON...HIX...LEWISBURG...QUINWOOD...
DUO...RAINELLE
950 AM EST MON NOV 29 2010

...WIND ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
9 PM EST TUESDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
9 PM EST TUESDAY. 

* SOUTHEAST WINDS OF 15 TO 25 MPH INCREASE TO 20 TO 30 MPH LATE 
  TONIGHT INTO TUESDAY. GUSTS UP TO 55 MPH WILL OCCUR ALONG THE 
  HIGHER RIDGES...AND BETWEEN MOUNTAIN GAPS THAT FACE SOUTHEAST. 

* THE STRONGEST WINDS WILL OCCUR LATE TONIGHT THROUGH TUESDAY.

* WINDS THIS STRONG WILL BRING A FEW SMALL OR DEAD TREES DOWN. 
  POWER OUTAGES WILL BE POSSIBLE AS WELL. 

* GUSTS UP TO 60 MPH IS NOT OUT OF THE QUESTION ACROSS CENTRAL 
  TAZEWELL COUNTY TUESDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS GUSTING TO 50 TO 55 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
RCS
784 
WWUS71 KRNK 292157
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
457 PM EST MON NOV 29 2010

...STRONG SOUTHEAST WINDS EXPECTED LATE TODAY INTO TUESDAY...

.STRENGTHENING LOW PRESSURE OVER THE NORTHERN PLAINS WITH AN
APPROACHING COLD FRONT...ALONG WITH A STRONG HIGH PRESSURE AREA
SITUATED OVER THE MID ATLANTIC...WILL BRING GUSTY SOUTHEAST TO
SOUTH WINDS TO THE MOUNTAINS LATE TODAY...AND ESPECIALLY LATE
TONIGHT INTO TUESDAY.

NCZ001-018-VAZ007-009-010-015-WVZ042-043-045-300600-
/O.CON.KRNK.WI.Y.0021.101129T2200Z-101201T0200Z/
ASHE-WATAUGA-TAZEWELL-SMYTH-BLAND-GRAYSON-MERCER-SUMMERS-
GREENBRIER-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...TAZEWELL...
MARION...BLAND...INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY...
BLUEFIELD...FLAT TOP...HINTON...HIX...LEWISBURG...QUINWOOD...
DUO...RAINELLE
457 PM EST MON NOV 29 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST TUESDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST TUESDAY. 

* SOUTHEAST WINDS OF 15 TO 25 MPH INCREASE TO 20 TO 30 MPH LATE 
  TONIGHT INTO TUESDAY. GUSTS UP TO 55 MPH WILL OCCUR ALONG THE 
  HIGHER RIDGES...AND BETWEEN MOUNTAIN GAPS THAT FACE SOUTHEAST. 

* THE STRONGEST WINDS WILL OCCUR LATE TONIGHT THROUGH TUESDAY.

* WINDS THIS STRONG WILL BRING A FEW SMALL OR DEAD TREES DOWN. 
  POWER OUTAGES WILL BE POSSIBLE AS WELL. 

* GUSTS UP TO 60 MPH ARE NOT OUT OF THE QUESTION ACROSS CENTRAL
  TAZEWELL COUNTY TUESDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS GUSTING TO 50 TO 55 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
283 
WWUS71 KRNK 300534
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
1234 AM EST TUE NOV 30 2010

...STRONG SOUTHEAST WINDS EXPECTED INTO TUESDAY...

.STRENGTHENING LOW PRESSURE OVER THE UPPER MIDWEST WITH AN APPROACHING
COLD FRONT...ALONG WITH A STRONG HIGH PRESSURE AREA SITUATED OVER
THE NEW ENGLAND...WILL BRING GUSTY SOUTHEAST TO SOUTH WINDS TO THE
MOUNTAINS INTO TUESDAY.

NCZ001-018-VAZ007-009-010-015-WVZ042-043-045-301345-
/O.CON.KRNK.WI.Y.0021.000000T0000Z-101201T0200Z/
ASHE-WATAUGA-TAZEWELL-SMYTH-BLAND-GRAYSON-MERCER-SUMMERS-
GREENBRIER-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...TAZEWELL...
MARION...BLAND...INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY...
BLUEFIELD...FLAT TOP...HINTON...HIX...LEWISBURG...QUINWOOD...
DUO...RAINELLE
1234 AM EST TUE NOV 30 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING. 

* SOUTHEAST WINDS WILL BE INCREASE TO 20 TO 30 MPH EARLY THIS
  MORNING THROUGH TUESDAY. GUSTS UP TO 55 MPH WILL OCCUR ALONG THE
  HIGHER RIDGES...AND BETWEEN MOUNTAIN GAPS THAT FACE SOUTHEAST.

* WINDS THIS STRONG WILL BRING A FEW SMALL OR DEAD TREES DOWN. 
  POWER OUTAGES WILL BE POSSIBLE AS WELL. 

* GUSTS UP TO 60 MPH ARE NOT OUT OF THE QUESTION ACROSS CENTRAL
  TAZEWELL COUNTY THIS MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS GUSTING TO 50 TO 55 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
363 
WWUS71 KRNK 300910
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
410 AM EST TUE NOV 30 2010

...STRONG SOUTHEAST WINDS EXPECTED INTO TUESDAY...

.A STRONG COLD FRONT WILL MOVE SLOWLY EAST TOWARD THE MOUNTAINS
LATE TODAY. AHEAD OF IT...SOUTHEAST WINDS WILL REMAIN HIGH. THE
GRADIENT WEAKENS BY THIS EVENING AS THE FRONT PUSHES ACROSS.

NCZ001-018-VAZ007-009-010-015-WVZ042-043-045-301715-
/O.CON.KRNK.WI.Y.0021.000000T0000Z-101201T0200Z/
ASHE-WATAUGA-TAZEWELL-SMYTH-BLAND-GRAYSON-MERCER-SUMMERS-
GREENBRIER-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...TAZEWELL...
MARION...BLAND...INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY...
BLUEFIELD...FLAT TOP...HINTON...HIX...LEWISBURG...QUINWOOD...
DUO...RAINELLE
410 AM EST TUE NOV 30 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING. 

* SOUTHEAST WINDS OF 15 TO 30 MPH CAN BE EXPECTED THROUGH LATE
  TODAY. GUSTS UP TO 55 MPH WILL OCCUR ACROSS THE HIGHER
  ELEVATIONS...AND BETWEEN MOUNTAIN GAPS THAT FACE SOUTHEAST.

* WINDS THIS STRONG COULD DOWN SMALL OR DEAD TREES. POWER OUTAGES
  WILL BE POSSIBLE AS WELL.

* GUSTS UP TO 60 MPH ARE NOT OUT OF THE QUESTION ACROSS PORTIONS
  OF TAZEWELL COUNTY INTO SOUTHERN MERCER COUNTY THIS MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS GUSTING TO 50 TO 55 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
191 
WWUS71 KRNK 301526
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
1026 AM EST TUE NOV 30 2010

...STRONG SOUTHEAST WINDS EXPECTED THROUGH TODAY...

.A STRONG COLD FRONT WILL MOVE SLOWLY EAST TOWARD THE MOUNTAINS
LATE TODAY. AHEAD OF IT...SOUTHEAST WINDS WILL REMAIN HIGH. THE
GRADIENT WEAKENS BY THIS EVENING AS THE FRONT PUSHES ACROSS.

NCZ001-018-VAZ007-009-010-015-WVZ042-043-045-302330-
/O.CON.KRNK.WI.Y.0021.000000T0000Z-101201T0200Z/
ASHE-WATAUGA-TAZEWELL-SMYTH-BLAND-GRAYSON-MERCER-SUMMERS-
GREENBRIER-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...TAZEWELL...
MARION...BLAND...INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY...
BLUEFIELD...FLAT TOP...HINTON...HIX...LEWISBURG...QUINWOOD...
DUO...RAINELLE
1026 AM EST TUE NOV 30 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING. 

* SOUTHEAST WINDS OF 15 TO 30 MPH CAN BE EXPECTED THROUGH LATE 
  TODAY. GUSTS UP TO 55 MPH WILL OCCUR ACROSS THE HIGHER 
  ELEVATIONS...AND BETWEEN MOUNTAIN GAPS THAT FACE SOUTHEAST. 

* WINDS THIS STRONG COULD DOWN SMALL OR DEAD TREES. POWER 
  OUTAGES WILL BE POSSIBLE AS WELL. 

* GUSTS UP TO 60 MPH ARE NOT OUT OF THE QUESTION ACROSS PORTIONS 
  OF TAZEWELL COUNTY INTO SOUTHERN MERCER COUNTY THIS MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS GUSTING TO 50 TO 55 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
RCS
340 
WWUS71 KRNK 302247
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
547 PM EST TUE NOV 30 2010

...STRONG SOUTHEAST WINDS EXPECTED THIS EVENING...

.A COLD FRONT WILL MOVE SLOWLY EAST TOWARD THE MOUNTAINS THIS
EVENING. AHEAD OF THE FRONT...SOUTHEAST WINDS WILL REMAIN STRONG
AND GUSTY.

NCZ001-018-VAZ007-009-010-015-WVZ042-043-045-010200-
/O.CON.KRNK.WI.Y.0021.000000T0000Z-101201T0200Z/
ASHE-WATAUGA-TAZEWELL-SMYTH-BLAND-GRAYSON-MERCER-SUMMERS-
GREENBRIER-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...TAZEWELL...
MARION...BLAND...INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY...
BLUEFIELD...FLAT TOP...HINTON...HIX...LEWISBURG...QUINWOOD...
DUO...RAINELLE
547 PM EST TUE NOV 30 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING. 

* SOUTHEAST WINDS OF 15 TO 30 MPH CAN BE EXPECTED THROUGH THIS EVENING.
  GUSTS UP TO 55 MPH WILL OCCUR ACROSS THE HIGHER ELEVATIONS...AND
  BETWEEN MOUNTAIN GAPS THAT FACE SOUTHEAST.

* WINDS THIS STRONG COULD DOWN SMALL OR DEAD TREES. POWER 
  OUTAGES WILL BE POSSIBLE AS WELL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS GUSTING TO 50 TO 55 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

AMS
858 
WWUS71 KRNK 010148
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
848 PM EST TUE NOV 30 2010

...STRONG SOUTHEAST WINDS EXPECTED THIS EVENING...

.A COLD FRONT WILL MOVE SLOWLY EAST TOWARD THE MOUNTAINS THIS
EVENING. AHEAD OF THE FRONT...SOUTHEAST WINDS WILL REMAIN STRONG
AND GUSTY.

NCZ001-018-VAZ007-009-010-015-WVZ042-043-045-010300-
/O.EXP.KRNK.WI.Y.0021.000000T0000Z-101201T0200Z/
ASHE-WATAUGA-TAZEWELL-SMYTH-BLAND-GRAYSON-MERCER-SUMMERS-
GREENBRIER-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...TAZEWELL...
MARION...BLAND...INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY...
BLUEFIELD...FLAT TOP...HINTON...HIX...LEWISBURG...QUINWOOD...
DUO...RAINELLE
848 PM EST TUE NOV 30 2010

...WIND ADVISORY WILL EXPIRE AT 9 PM EST THIS EVENING...

THE WIND ADVISORY WILL EXPIRE AT 9 PM EST THIS EVENING. 

* SOUTHEAST WINDS OF 15 TO 30 MPH CAN BE EXPECTED THROUGH THIS
  EVENING. GUSTS UP TO 40 MPH WILL OCCUR ACROSS THE HIGHER
  ELEVATIONS.

* ONCE THE COLD FRONT CROSSES THROUGH...AROUND 2AM...WINDS WILL
  DIMINISH AND SHIFT TO THE WEST.

$$

AMS

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 29, 3:44 AM ESTFlash Flood WatchRNKAlleghany, Ashe, Surry, Watauga, Wilkes50 hr

Nearby

Wind Advisories in Virginia, 2010Wind Advisories in North Carolina, 2010Wind Advisories in West Virginia, 2010Every wind advisory in 2010

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.