Alert archive / West Virginia / Wind Advisories in 2021

Wind Advisory 13, NWS Blacksburg, VA

October 28, 2021Greenbrier County, Mercer County, Summers County, West Virginia; Bath County, Tazewell County, Virginia

NWS Blacksburg, VA issued this wind advisory at Oct 28, 2021, 7:56 PM EDT for Greenbrier County, Mercer County, Summers County, West Virginia; Bath County, Tazewell County, Virginia. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Oct 28, 2021, 7:56 PM EDT (23:56 UTC)
Expired
Oct 29, 2021, 8:14 AM EDT
In force
12 hr
Issued by
NWS Blacksburg, VA

Counties Bath County, VA, Tazewell County, VA, Greenbrier County, WV, Mercer County, WV, Summers County, WV

The radar

The Roanoke radar (KFCX), 80 km from the middle of the area, began a volume at 23:57 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, 11.9 hours before the alert went out and 120 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 2021-10-28Temperature 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 2021-10-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 249 square meters per square second.193958Sfc1 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
779 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
249 m²/s²
0-3 km storm-relative helicity
296 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

457 
WWUS71 KRNK 282356
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
756 PM EDT Thu Oct 28 2021

VAZ007-020-WVZ042-043-507-508-291200-
/O.NEW.KRNK.WI.Y.0013.211029T0000Z-211029T1500Z/
Tazewell-Bath-Mercer-Summers-Eastern Greenbrier-
Western Greenbrier-
Including the cities of Tazewell, Hot Springs, Bluefield, 
Flat Top, Hinton, Hix, Lewisburg, White Sulphur Springs, 
Alderson, Quinwood, Duo, and Rainelle
756 PM EDT Thu Oct 28 2021

...WIND ADVISORY IN EFFECT UNTIL 11 AM EDT FRIDAY...

* WHAT...Southeast winds 15 to 25 mph with gusts up to 50 mph 
  expected.

* WHERE...In Virginia, Tazewell and Bath Counties. In West
  Virginia, Mercer, Summers, Eastern Greenbrier and Western
  Greenbrier Counties, especially at higher elevations. 

* WHEN...Until 11 AM EDT Friday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
2 follow-up statements
443 
WWUS71 KRNK 290729
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
329 AM EDT Fri Oct 29 2021

VAZ007-WVZ042-043-290830-
/O.CAN.KRNK.WI.Y.0013.000000T0000Z-211029T1500Z/
Tazewell-Mercer-Summers-
Including the cities of Tazewell, Bluefield, Flat Top, Hinton, 
and Hix
329 AM EDT Fri Oct 29 2021

...WIND ADVISORY IS CANCELLED...

Winds have decreased but will still be slightly gusty this
morning. 

$$

VAZ020-WVZ507-508-291500-
/O.CON.KRNK.WI.Y.0013.000000T0000Z-211029T1500Z/
Bath-Eastern Greenbrier-Western Greenbrier-
Including the cities of Hot Springs, Lewisburg, 
White Sulphur Springs, Alderson, Quinwood, Duo, and Rainelle
329 AM EDT Fri Oct 29 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING...

* WHAT...Southeast winds 15 to 25 mph with gusts up to 50 mph 
  expected.

* WHERE...In Virginia, Tazewell and Bath Counties. In West 
  Virginia, Mercer, Summers, Eastern Greenbrier and Western 
  Greenbrier Counties, especially at higher elevations.

* WHEN...Until 11 AM EDT Friday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
034 
WWUS71 KRNK 291214
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
814 AM EDT Fri Oct 29 2021

VAZ020-WVZ507-508-291315-
/O.CAN.KRNK.WI.Y.0013.000000T0000Z-211029T1500Z/
Bath-Eastern Greenbrier-Western Greenbrier-
Including the cities of Hot Springs, Lewisburg, 
White Sulphur Springs, Alderson, Quinwood, Duo, and Rainelle
814 AM EDT Fri Oct 29 2021

...WIND ADVISORY IS CANCELLED...

Wind speeds and gusts have decreased across the area below
advisory criteria, and are expected to continue trending weaker
through the day. Therefore, the advisory has been cancelled.

$$

Nearby

Wind Advisories in West Virginia, 2021Wind Advisories in Virginia, 2021Every wind advisory in 2021

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.