Alert archive / Virginia / Wind Advisories in 2021

Wind Advisory 8, NWS Blacksburg, VA

March 31, 20214 counties in West Virginia; 23 counties in Virginia; 4 counties in North Carolina

NWS Blacksburg, VA issued this wind advisory at Mar 31, 2021, 2:13 PM EDT for 4 counties in West Virginia; 23 counties in Virginia; 4 counties in North Carolina. It took effect at Mar 31, 2021, 8:00 PM EDT. It was in force for 27 hr.

The area

The counties it named.

The facts

Issued
Mar 31, 2021, 2:13 PM EDT (18:13 UTC)
In effect from
Mar 31, 2021, 8:00 PM EDT
Expired
Apr 1, 2021, 11:00 PM EDT
In force
27 hr
Issued by
NWS Blacksburg, VA
All 31 counties

Alleghany County, NC, Ashe County, NC, Watauga County, NC, Wilkes County, NC, Alleghany County, VA, Bath County, VA, Bland County, VA, Botetourt County, VA, Carroll County, VA, City of Buena Vista, VA, City of Covington, VA, City of Galax, VA, City of Lexington, VA, City of Radford, VA, City of Roanoke, VA, City of Salem, VA, Craig County, VA, Floyd County, VA, Giles County, VA, Grayson County, VA, Montgomery County, VA, Pulaski County, VA, Roanoke County, VA, Rockbridge County, VA, Smyth County, VA, Tazewell County, VA, Wythe County, VA, Greenbrier County, WV, Mercer County, WV, Monroe County, WV, Summers County, WV

The radar

The Roanoke radar (KFCX), 33 km from the middle of the area, began a volume at 18:15 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, 6.2 hours before the alert went out and 94 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 2021-03-31Temperature 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 2021-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 270 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
705 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
270 m²/s²
0-3 km storm-relative helicity
241 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

510 
WWUS71 KRNK 311813
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
213 PM EDT Wed Mar 31 2021

NCZ001-002-018-019-VAZ007-009>020-022>024-WVZ042>044-507-508-
010215-
/O.NEW.KRNK.WI.Y.0008.210401T0000Z-210402T0000Z/
Ashe-Alleghany NC-Watauga-Wilkes-Tazewell-Smyth-Bland-Giles-Wythe-
Pulaski-Montgomery-Grayson-Carroll-Floyd-Craig-Alleghany VA-Bath-
Roanoke-Botetourt-Rockbridge-Mercer-Summers-Monroe-
Eastern Greenbrier-Western Greenbrier-
Including the cities of West Jefferson, Sparta, Boone, 
Wilkesboro, Tazewell, Marion, Bland, Pearisburg, Wytheville, 
Radford, Pulaski, Blacksburg, Independence, Whitetop, Troutdale, 
Volney, Galax, Floyd, New Castle, Clifton Forge, Covington, 
Hot Springs, Roanoke, Salem, Fincastle, Lexington, Buena Vista, 
Bluefield, Flat Top, Hinton, Hix, Union, Lewisburg, 
White Sulphur Springs, Alderson, Quinwood, Duo, and Rainelle
213 PM EDT Wed Mar 31 2021

...WIND ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING TO 8 PM EDT 
THURSDAY...

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

* WHERE...Portions of southwest and west central Virginia, northwest 
  North Carolina and southeast West Virginia.

* WHEN...From 8 PM EDT this evening to 8 PM EDT Thursday.

* 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.

&&

$$
4 follow-up statements
259 
WWUS71 KRNK 010150
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
950 PM EDT Wed Mar 31 2021

NCZ001-002-018-019-VAZ007-009>020-022>024-WVZ042>044-507-508-
011000-
/O.CON.KRNK.WI.Y.0008.000000T0000Z-210402T0000Z/
Ashe-Alleghany NC-Watauga-Wilkes-Tazewell-Smyth-Bland-Giles-Wythe-
Pulaski-Montgomery-Grayson-Carroll-Floyd-Craig-Alleghany VA-Bath-
Roanoke-Botetourt-Rockbridge-Mercer-Summers-Monroe-
Eastern Greenbrier-Western Greenbrier-
Including the cities of West Jefferson, Sparta, Boone, 
Wilkesboro, Tazewell, Marion, Bland, Pearisburg, Wytheville, 
Radford, Pulaski, Blacksburg, Independence, Whitetop, Troutdale, 
Volney, Galax, Floyd, New Castle, Clifton Forge, Covington, 
Hot Springs, Roanoke, Salem, Fincastle, Lexington, Buena Vista, 
Bluefield, Flat Top, Hinton, Hix, Union, Lewisburg, 
White Sulphur Springs, Alderson, Quinwood, Duo, and Rainelle
950 PM EDT Wed Mar 31 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THURSDAY...

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

* WHERE...Portions of southwest and west central Virginia, 
  northwest North Carolina and southeast West Virginia.

* WHEN...From 8 PM EDT this evening to 8 PM EDT Thursday.

* 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.

&&

$$
532 
WWUS71 KRNK 010624
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
224 AM EDT Thu Apr 1 2021

NCZ001-002-018-019-VAZ007-009>020-022>024-WVZ042>044-507-508-
011830-
/O.EXT.KRNK.WI.Y.0008.000000T0000Z-210402T0300Z/
Ashe-Alleghany NC-Watauga-Wilkes-Tazewell-Smyth-Bland-Giles-Wythe-
Pulaski-Montgomery-Grayson-Carroll-Floyd-Craig-Alleghany VA-Bath-
Roanoke-Botetourt-Rockbridge-Mercer-Summers-Monroe-
Eastern Greenbrier-Western Greenbrier-
Including the cities of West Jefferson, Sparta, Boone, 
Wilkesboro, Tazewell, Marion, Bland, Pearisburg, Wytheville, 
Radford, Pulaski, Blacksburg, Independence, Whitetop, Troutdale, 
Volney, Galax, Floyd, New Castle, Clifton Forge, Covington, 
Hot Springs, Roanoke, Salem, Fincastle, Lexington, Buena Vista, 
Bluefield, Flat Top, Hinton, Hix, Union, Lewisburg, 
White Sulphur Springs, Alderson, Quinwood, Duo, and Rainelle
224 AM EDT Thu Apr 1 2021

...WIND ADVISORY NOW IN EFFECT UNTIL 11 PM EDT THIS EVENING...

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

* WHERE...Portions of southwest and west central Virginia, 
  northwest North Carolina and southeast West Virginia.

* WHEN...Until 11 PM EDT this evening.

* 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.

&&

$$

Hanes
533 
WWUS71 KRNK 011744
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
144 PM EDT Thu Apr 1 2021

NCZ001-002-018-019-VAZ007-009>020-022>024-WVZ042>044-507-508-
020300-
/O.CON.KRNK.WI.Y.0008.000000T0000Z-210402T0300Z/
Ashe-Alleghany NC-Watauga-Wilkes-Tazewell-Smyth-Bland-Giles-Wythe-
Pulaski-Montgomery-Grayson-Carroll-Floyd-Craig-Alleghany VA-Bath-
Roanoke-Botetourt-Rockbridge-Mercer-Summers-Monroe-
Eastern Greenbrier-Western Greenbrier-
Including the cities of West Jefferson, Sparta, Boone, 
Wilkesboro, Tazewell, Marion, Bland, Pearisburg, Wytheville, 
Radford, Pulaski, Blacksburg, Independence, Whitetop, Troutdale, 
Volney, Galax, Floyd, New Castle, Clifton Forge, Covington, 
Hot Springs, Roanoke, Salem, Fincastle, Lexington, Buena Vista, 
Bluefield, Flat Top, Hinton, Hix, Union, Lewisburg, 
White Sulphur Springs, Alderson, Quinwood, Duo, and Rainelle
144 PM EDT Thu Apr 1 2021

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

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

* WHERE...Portions of southwest and west central Virginia, 
  northwest North Carolina, and southeast West Virginia.

* WHEN...Until 11 PM EDT this evening.

* 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.

&&

$$

PW
343 
WWUS71 KRNK 020309
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
1109 PM EDT Thu Apr 1 2021

NCZ001-002-018-019-VAZ007-009>020-022>024-WVZ042>044-507-508-
020415-
/O.EXP.KRNK.WI.Y.0008.000000T0000Z-210402T0300Z/
Ashe-Alleghany NC-Watauga-Wilkes-Tazewell-Smyth-Bland-Giles-Wythe-
Pulaski-Montgomery-Grayson-Carroll-Floyd-Craig-Alleghany VA-Bath-
Roanoke-Botetourt-Rockbridge-Mercer-Summers-Monroe-
Eastern Greenbrier-Western Greenbrier-
Including the cities of West Jefferson, Sparta, Boone, 
Wilkesboro, Tazewell, Marion, Bland, Pearisburg, Wytheville, 
Radford, Pulaski, Blacksburg, Independence, Whitetop, Troutdale, 
Volney, Galax, Floyd, New Castle, Clifton Forge, Covington, 
Hot Springs, Roanoke, Salem, Fincastle, Lexington, Buena Vista, 
Bluefield, Flat Top, Hinton, Hix, Union, Lewisburg, 
White Sulphur Springs, Alderson, Quinwood, Duo, and Rainelle
1109 PM EDT Thu Apr 1 2021

...WIND ADVISORY HAS EXPIRED...

While we will still see some strong gusts overnight, winds have
dropped below advisory levels.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 12:16 PM EDTSpecial Weather StatementRNKPittsylvania, City of Danville29 min
Mar 31, 12:47 PM EDTSpecial Weather StatementRNKPittsylvania, City of Danville28 min
Mar 31, 1:15 PM EDTSpecial Weather StatementRNKHalifax, City of Danville30 min
Mar 31, 1:43 PM EDTSpecial Weather StatementRNKCharlotte, Halifax47 min
Mar 31, 2:12 PM EDTSpecial Weather StatementRNKCaswell33 min

Nearby

Wind Advisories in Virginia, 2021Wind Advisories in West Virginia, 2021Wind Advisories in North Carolina, 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.