Alert archive / Virginia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 8, NWS Wakefield, VA

March 18, 2021Southampton County, Sussex County, Virginia

NWS Wakefield, VA issued this severe thunderstorm warning at Mar 18, 2021, 5:48 PM EDT for Southampton County, Sussex County, Virginia. It was in force for 27 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Mar 18, 2021, 5:48 PM EDT (21:48 UTC)
Expired
Mar 18, 2021, 6:15 PM EDT
In force
27 min
Issued by
NWS Wakefield, VA
Area
Storm-based polygon
Tornado
Possible
Hail
1.0 in
Wind
60.0 mph

Counties Southampton County, VA, Sussex County, VA

The radar

The Norfolk radar (KAKQ), 22 km from the middle of the area, began a volume at 21:48 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.

What was reported inside it

TimeReportWhereRemark
Mar 18, 5:59 PM EDTHAIL 1Capron, VA

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 18, 5:09 PM EDTTornado WatchSPC6 hr

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 12:00Z, 9.8 hours before the alert went out and 196 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, Wallops Is Stn, VA at 12:00Z on 2021-03-18Temperature 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, Wallops Is Stn, VA at 12:00Z on 2021-03-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 207 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
535 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
207 m²/s²
0-3 km storm-relative helicity
300 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

643 
WUUS51 KAKQ 182148
SVRAKQ
VAC175-183-182215-
/O.NEW.KAKQ.SV.W.0008.210318T2148Z-210318T2215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wakefield VA
548 PM EDT Thu Mar 18 2021

The National Weather Service in Wakefield has issued a

* Severe Thunderstorm Warning for...
  Central Southampton County in southeastern Virginia...
  Southeastern Sussex County in southeastern Virginia...

* Until 615 PM EDT.

* At 547 PM EDT, a severe thunderstorm was located 8 miles northwest
  of Courtland, moving northeast at 40 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

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

* This severe thunderstorm will be near,
  Sedley around 600 PM EDT.
  Wakefield around 610 PM EDT.

Other locations impacted by this severe thunderstorm include
Vicksville, Dory, Berlin, Sebrell, Manry, Joyner, Worrell and Capron.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

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.

&&

A Tornado Watch remains in effect until 900 PM EDT for southeastern
Virginia.

LAT...LON 3679 7734 3698 7700 3680 7686 3678 7688
      3665 7719
TIME...MOT...LOC 2147Z 239DEG 42KT 3676 7719 

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

05
1 follow-up statement
650 
WWUS51 KAKQ 182204
SVSAKQ

Severe Weather Statement
National Weather Service Wakefield VA
604 PM EDT Thu Mar 18 2021

VAC175-183-182215-
/O.CON.KAKQ.SV.W.0008.000000T0000Z-210318T2215Z/
Southampton VA-Sussex VA-
604 PM EDT Thu Mar 18 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR NORTHEASTERN SOUTHAMPTON AND EAST CENTRAL SUSSEX COUNTIES...

At 604 PM EDT, a severe thunderstorm was located near Sedley, or 7
miles north of Courtland, moving northeast at 35 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

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

This severe thunderstorm will remain over mainly rural areas of
northeastern Southampton and east central Sussex Counties, including
the following locations... Vicksville, Sebrell, Dory, Manry and
Berlin.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 900 PM EDT for southeastern
Virginia.

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

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

&&

LAT...LON 3682 7719 3698 7700 3680 7686 3678 7688
      3672 7710
TIME...MOT...LOC 2204Z 241DEG 30KT 3682 7703 

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

05

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 18, 3:50 AM EDTCoastal Flood WatchAKQJames City, Northampton, Surry, York, City of Chesapeake, City of Hampton and 4 more39 hr
Mar 18, 4:08 AM EDTGale WarningAKQ45 hr
Mar 18, 4:11 AM EDTWind AdvisoryAKQAccomack, Gloucester, Lancaster, Mathews, Middlesex, Northampton and 7 more45 hr
Mar 18, 2:08 PM EDTHigh Surf AdvisoryAKQAccomack, Northampton, City of Virginia Beach60 hr
Mar 18, 5:07 PM EDTSpecial Weather StatementAKQGreensville, City of Emporia38 min
Mar 18, 5:11 PM EDTSevere Thunderstorm WarningAKQSouthampton, Sussex34 min
Mar 18, 5:18 PM EDTTornado WarningAKQGreensville27 min
Mar 18, 5:31 PM EDTTornado WarningAKQGreensville, Southampton, Sussex29 min
Mar 18, 5:37 PM EDTSevere Thunderstorm WarningAKQIsle of Wight, Southampton, Surry38 min
Mar 18, 5:40 PM EDTSpecial Marine WarningAKQ65 min
Mar 18, 6:00 PM EDTSevere Thunderstorm WarningAKQIsle of Wight, York, City of Hampton, City of Newport News, City of Poquoson45 min
Mar 18, 6:04 PM EDTSpecial Marine WarningAKQ56 min
Mar 18, 6:17 PM EDTSevere Thunderstorm WarningAKQIsle of Wight, Southampton28 min
Mar 18, 6:34 PM EDTSevere Thunderstorm WarningAKQNorthampton41 min
Mar 18, 6:46 PM EDTSpecial Weather StatementAKQYork, City of Hampton, City of Newport News, City of Poquoson29 min
Mar 18, 6:52 PM EDTSpecial Weather StatementAKQAccomack38 min
Mar 18, 7:28 PM EDTSevere Thunderstorm WarningAKQPrince George, Surry, Sussex47 min
Mar 18, 7:45 PM EDTSevere Thunderstorm WarningAKQBrunswick, Dinwiddie, Greensville, Lunenburg, Mecklenburg, City of Emporia30 min
Mar 18, 7:59 PM EDTTornado WarningAKQBrunswick, Greensville, Mecklenburg31 min

Nearby

Severe Thunderstorm Warnings in Virginia, 2021Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.