Alert archive / Virginia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 2, NWS Wakefield, VA

February 22, 2021Accomack County, Northampton County, Virginia

NWS Wakefield, VA issued this severe thunderstorm warning at Feb 22, 2021, 2:19 PM EST for Accomack County, Northampton County, Virginia. It was in force for 41 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Feb 22, 2021, 2:19 PM EST (19:19 UTC)
Expired: Feb 22, 2021, 3:00 PM EST
In force: 41 min
Issued by: NWS Wakefield, VA
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Accomack County, VA, Northampton County, VA

The radar

The Norfolk radar (KAKQ), 132 km from the middle of the area, began a volume at 19:22 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

Wallops Is Stn, VA (KWAL), launched 12:00Z, 7.3 hours before the alert went out and 46 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1225 m above ground
0-6 km bulk shear: 71 kt
0-1 km storm-relative helicity: 362 m²/s²
0-3 km storm-relative helicity: 398 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

378 
WUUS51 KAKQ 221919
SVRAKQ
VAC001-131-222000-
/O.NEW.KAKQ.SV.W.0002.210222T1919Z-210222T2000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wakefield VA
219 PM EST Mon Feb 22 2021

The National Weather Service in Wakefield has issued a

* Severe Thunderstorm Warning for...
  Accomack County in southeastern Virginia...
  Northampton County in eastern Virginia...

* Until 300 PM EST.

* At 219 PM EST, severe thunderstorms were located along a line
  extending from near Marion Station to near Tabb, moving east at 45
  mph.

  HAZARD...60 mph wind gusts and quarter size hail. A 70 mph wind 
           gust was reported at Tangier Island. 

  SOURCE...Radar indicated.

  IMPACT...Minor damage to vehicles is possible. Expect wind damage 
           to trees and powerlines.

* These severe thunderstorms will remain over mainly rural areas of
  Accomack and Northampton Counties, including the following
  locations... Horntown, Hallwood, Capeville, Kiptopeke State Park,
  Harborton, Melfa, Mappsville, Eastville, Saxis and Franktown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Please report severe weather by calling 757-899-2415, posting to the
NWS Wakefield Facebook page, or using Twitter @NWSWAKEFIELDVA.

&&

LAT...LON 3785 7531 3775 7548 3718 7575 3704 7594
      3707 7603 3717 7605 3713 7626 3718 7605
      3731 7607 3758 7599 3774 7588 3776 7593
      3797 7582 3799 7575 3796 7574 3799 7572
      3796 7566 3800 7562 3800 7552 3798 7522
TIME...MOT...LOC 1919Z 273DEG 41KT 3797 7575 3712 7642 

HAIL...1.00IN
WIND...60MPH
 
$$

MRD

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 22, 1:28 PM EST	Special Weather Statement	AKQ	Charles City, Greensville, Isle of Wight, James City, Prince George, Southampton and 5 more	62 min
Feb 22, 1:41 PM EST	Special Marine Warning	AKQ		97 min
Feb 22, 1:57 PM EST	Severe Thunderstorm Warning	AKQ	Gloucester, Greensville, Isle of Wight, James City, Southampton, Surry and 9 more	48 min
Feb 22, 2:01 PM EST	Special Marine Warning	AKQ		76 min
Feb 22, 2:18 PM EST	Special Marine Warning	AKQ		117 min
Feb 22, 2:34 PM EST	Severe Thunderstorm Warning	AKQ	Isle of Wight, City of Chesapeake, City of Norfolk, City of Portsmouth, City of Suffolk, City of Virginia Beach	56 min
Feb 22, 2:42 PM EST	Special Marine Warning	AKQ		2 hr
Feb 22, 3:04 PM EST	Special Marine Warning	AKQ		56 min
Feb 22, 3:29 PM EST	Severe Thunderstorm Warning	AKQ	City of Chesapeake, City of Virginia Beach	46 min

Nearby

Severe Thunderstorm Warnings in Virginia, 2021 Every severe thunderstorm warning 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.