Alert archive / West Virginia / Wind Advisories in 2011

Wind Advisory 13, NWS Blacksburg, VA

March 5, 2011Mercer County, West Virginia; Tazewell County, Virginia

NWS Blacksburg, VA issued this wind advisory at Mar 5, 2011, 11:02 AM EST for Mercer County, West Virginia; Tazewell County, Virginia. It was in force for 17 hr.

The area

The counties it named.

The facts

Issued
Mar 5, 2011, 11:02 AM EST (16:02 UTC)
Expired
Mar 6, 2011, 4:09 AM EST
In force
17 hr
Issued by
NWS Blacksburg, VA

Counties Tazewell County, VA, Mercer County, WV

The radar

The Roanoke radar (KFCX), 98 km from the middle of the area, began a volume at 16:04 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, 4.0 hours before the alert went out and 163 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 12:00Z on 2011-03-05Temperature 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 12:00Z on 2011-03-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 180 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
657 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
180 m²/s²
0-3 km storm-relative helicity
287 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.

875 
WWUS71 KRNK 051602
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
1102 AM EST SAT MAR 5 2011

...STRONG SOUTH TO SOUTHEAST WINDS THROUGH LATE TONIGHT...

.WINDS WILL CONTINUE TO INCREASE AHEAD OF A COLD FRONT APPROACHING
FROM THE WEST THIS AFTERNOON AND TONIGHT. SOUTHERLY WIND GUSTS TO
50 MPH OR HIGHER WILL BE POSSIBLE.

VAZ007-WVZ042-060015-
/O.NEW.KRNK.WI.Y.0013.110305T1602Z-110306T1400Z/
TAZEWELL-MERCER-
INCLUDING THE CITIES OF...TAZEWELL...BLUEFIELD...FLAT TOP
1102 AM EST SAT MAR 5 2011

...WIND ADVISORY IN EFFECT UNTIL 9 AM EST SUNDAY...

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM EST SUNDAY. 

* LOCATIONS...HIGHER ELEVATIONS AS WELL AS LOCATIONS WHERE
  SOUTHEAST WINDS CHANNEL THROUGH THE VALLEYS.

* WINDS...SOUTHEAST 20 TO 30 MPH WITH GUSTS TO 55 MPH.

* TIMING...STRONGEST THROUGH EARLY THIS AFTERNOON AND THEN AGAIN OVERNIGHT.

* IMPACTS...DOWNED TREES AND POWER LINES WILL BE POSSIBLE.

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.

&&

$$
3 follow-up statements
959 
WWUS71 KRNK 051946
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
246 PM EST SAT MAR 5 2011

...STRONG SOUTH TO SOUTHEAST WINDS THROUGH LATE TONIGHT...

.STRONG WINDS WILL CONTINUE AHEAD OF A COLD FRONT APPROACHING FROM THE
WEST TONIGHT. SOUTHERLY WIND GUSTS TO 50 MPH OR HIGHER WILL BE
POSSIBLE.

VAZ007-WVZ042-060400-
/O.CON.KRNK.WI.Y.0013.000000T0000Z-110306T1400Z/
TAZEWELL-MERCER-
INCLUDING THE CITIES OF...TAZEWELL...BLUEFIELD...FLAT TOP
246 PM EST SAT MAR 5 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST SUNDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST SUNDAY. 

* LOCATIONS...HIGHER ELEVATIONS AS WELL AS LOCATIONS WHERE
  SOUTHEAST WINDS CHANNEL OR DOWNSLOPE THROUGH THE VALLEYS.

* WINDS...SOUTHEAST 20 TO 30 MPH WITH GUSTS TO 55 MPH.

* TIMING...THIS EVENING THROUGH LATE TONIGHT.

* IMPACTS...DOWNED TREES AND POWER LINES WILL BE POSSIBLE.

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.

&&

$$
176 
WWUS71 KRNK 060302
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
1002 PM EST SAT MAR 5 2011

...STRONG SOUTH TO SOUTHEAST WINDS THROUGH LATE TONIGHT...

.WINDS WILL BECOME STRONGER AHEAD OF A COLD FRONT APPROACHING
FROM THE WEST OVERNIGHT. SOUTHERLY WIND GUSTS TO 50 MPH OR HIGHER
WILL BE POSSIBLE.

VAZ007-WVZ042-061115-
/O.CON.KRNK.WI.Y.0013.000000T0000Z-110306T1400Z/
TAZEWELL-MERCER-
INCLUDING THE CITIES OF...TAZEWELL...BLUEFIELD...FLAT TOP
1002 PM EST SAT MAR 5 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST SUNDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST SUNDAY. 

* LOCATIONS...HIGHER ELEVATIONS AS WELL AS LOCATIONS WHERE 
  SOUTHEAST WINDS CHANNEL OR DOWNSLOPE THROUGH THE VALLEYS. 

* WINDS...SOUTH 15 TO 25 MPH WITH GUSTS UP TO 50 MPH.

* TIMING...STRONGEST WINDS EXPECTED BETWEEN 100 AM AND 700 AM.

* IMPACTS...DOWNED TREES AND POWER LINES WILL BE POSSIBLE.

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.

&&

$$
070 
WWUS71 KRNK 060909
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
409 AM EST SUN MAR 6 2011



VAZ007-WVZ042-061015-
/O.CAN.KRNK.WI.Y.0013.000000T0000Z-110306T1400Z/
TAZEWELL-MERCER-
INCLUDING THE CITIES OF...TAZEWELL...BLUEFIELD...FLAT TOP
409 AM EST SUN MAR 6 2011

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS CANCELLED THE WIND
ADVISORY. 

THE WINDS HAVE WEAKENED FROM THE SOUTHEAST AND ARE GOING TO SHIFT
TO THE WEST AS A COLD FRONT MOVES ACROSS. GUSTS BEHIND THE FRONT
WILL BE IN THE 20 TO 30 MPH RANGE BY THIS AFTERNOON.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 5, 3:43 AM ESTFlood WatchRNKMercer, Monroe, Summers39 hr

Nearby

Wind Advisories in West Virginia, 2011Wind Advisories in 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.