Alert archive / Virginia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 151, NWS Wakefield, VA

July 29, 20217 counties in Virginia

NWS Wakefield, VA issued this severe thunderstorm warning at Jul 29, 2021, 6:48 PM EDT for 7 counties in Virginia. It was in force for 42 min. 6 reports 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: Jul 29, 2021, 6:48 PM EDT (22:48 UTC)
Expired: Jul 29, 2021, 7:30 PM EDT
In force: 42 min
Issued by: NWS Wakefield, VA
Area: Storm-based polygon
Hail: 2.0 in
Wind: 70.0 mph

Counties Essex County, VA, Gloucester County, VA, James City County, VA, King and Queen County, VA, King William County, VA, Middlesex County, VA, New Kent County, VA

The radar

The Norfolk radar (KAKQ), 68 km from the middle of the area, began a volume at 22:50 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

Time	Report	Where	Remark
Jul 29, 7:00 PM EDT	TSTM WND DMG	2 Nne King William, VA	NUMEROUS LARGE TREES DOWN. TWO HOMES SUFFERED DAMAGE FROM TREES FALLING ON THEM. CARPORT DESTROYED. LARGE SECTIONS OF CORN FIELDS WERE FLATTENED. TIME ESTIMATED BY RADAR.
Jul 29, 7:02 PM EDT	TSTM WND DMG	1 Sse Walkerton, VA	TREE THROUGH HOUSE ON LITTLE WOODBERRY RD. TIME ESTIMATED FROM RADAR.
Jul 29, 7:04 PM EDT	TSTM WND DMG	2 Ese King William, VA	REPORT FROM MPING: TREES UPROOTED OR SNAPPED; ROOF BLOWN OFF.
Jul 29, 7:15 PM EDT	TSTM WND DMG	2 Se Rose Garden, VA	NUMEROUS TREES DOWN ACROSS EASTERN KING WILLIAM COUNTY.
Jul 29, 7:15 PM EDT	HAIL 0.75	1 Se King William, VA	REPORT FROM MPING: DIME (0.75 IN.).
Jul 29, 7:28 PM EDT	TSTM WND DMG	Cohoke, VA	ROOF BLOWN OFF A HOUSE ALONG MT OLIVE COHOKE RD. WINDS ESTIMATED AROUND 75 MPH BASED ON DAMAGE.

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.

Issued	Product	Office	Lasted
Jul 29, 3:00 PM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 12:00Z, 10.8 hours before the alert went out and 125 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: 581 J/kg
Mixed-layer CIN: -61 J/kg
Mixed-layer LCL: 863 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 44 m²/s²
0-3 km storm-relative helicity: 112 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

Open this sounding in Storm Lab

The text

As transmitted.

332 
WUUS51 KAKQ 292248
SVRAKQ
VAC057-073-095-097-101-119-127-292330-
/O.NEW.KAKQ.SV.W.0151.210729T2248Z-210729T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Wakefield VA
648 PM EDT Thu Jul 29 2021

The National Weather Service in Wakefield has issued a

* Severe Thunderstorm Warning for...
  Northwestern Gloucester County in eastern Virginia...
  King and Queen County in east central Virginia...
  Middlesex County in eastern Virginia...
  Eastern New Kent County in east central Virginia...
  Southeastern King William County in east central Virginia...
  Northwestern James City County in southeastern Virginia...
  Southeastern Essex County in east central Virginia...

* Until 730 PM EDT.

* At 647 PM EDT, a severe thunderstorm was located near Stevensville,
  or near Saint Stephens Church, moving southeast at 30 mph.

  HAZARD...Two inch hail and 70 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           considerable tree damage. Wind damage is also likely to 
           mobile homes, roofs, and outbuildings.

* Locations impacted include...
  New Kent, King William, West Point, Urbanna, King And Queen Court
  House, Church View, Saluda, Stevensville, Glenns, Jamaica,
  Barhamsville, Little Plymouth, Shacklefords, Eltham, Ino, Cohoke,
  Dragonville, Lanexa, Rose Garden and Mattaponi.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This is a dangerous storm. Prepare immediately for large destructive
hail capable of producing significant damage. People outside should
move to shelter inside a strong building,  and stay away from
windows.

Continuous cloud to ground lightning is occurring with this storm. 
Move indoors immediately. Lightning is one of nature's leading 
killers. Remember, if you can hear thunder, you are close enough to 
be struck by lightning.

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

&&

LAT...LON 3775 7662 3766 7655 3764 7651 3765 7650
      3765 7652 3766 7650 3763 7643 3743 7671
      3739 7685 3737 7688 3739 7691 3740 7691
      3738 7694 3741 7694 3741 7696 3769 7709
      3782 7690
TIME...MOT...LOC 2247Z 321DEG 28KT 3777 7695 

HAIL...2.00IN
WIND...70MPH
 
$$

05

1 follow-up statement

177 
WWUS51 KAKQ 292305
SVSAKQ

Severe Weather Statement
National Weather Service Wakefield VA
705 PM EDT Thu Jul 29 2021

VAC057-073-095-097-101-119-127-292330-
/O.CON.KAKQ.SV.W.0151.000000T0000Z-210729T2330Z/
Gloucester VA-King and Queen VA-Middlesex VA-New Kent VA-
King William VA-James City VA-Essex VA-
705 PM EDT Thu Jul 29 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM EDT
FOR NORTHWESTERN GLOUCESTER...KING AND QUEEN...MIDDLESEX...EASTERN
NEW KENT...SOUTHEASTERN KING WILLIAM...NORTHWESTERN JAMES CITY AND
SOUTHEASTERN ESSEX COUNTIES...

At 704 PM EDT, a severe thunderstorm was located over King And Queen
Court House, moving southeast at 30 mph.

HAZARD...Two inch hail and 70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect 
         considerable tree damage. Wind damage is also likely to 
         mobile homes, roofs, and outbuildings.

Locations impacted include...
New Kent, King William, West Point, Urbanna, King And Queen Court
House, Church View, Saluda, Stevensville, Glenns, Jamaica,
Barhamsville, Little Plymouth, Shacklefords, Eltham, Ino, Cohoke,
Dragonville, Lanexa, Rose Garden and Mattaponi.

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.

This is a dangerous storm. Prepare immediately for large destructive
hail capable of producing significant damage. People outside should
move to a shelter, inside a strong building and away from windows.

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

&&

LAT...LON 3775 7662 3766 7655 3764 7651 3765 7650
      3765 7652 3766 7650 3763 7643 3743 7671
      3739 7685 3737 7688 3739 7691 3740 7691
      3738 7694 3741 7694 3741 7696 3769 7709
      3782 7690
TIME...MOT...LOC 2304Z 319DEG 29KT 3765 7693 

TORNADO...POSSIBLE
HAIL...2.00IN
WIND...70MPH
 
$$

05

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 28, 8:44 PM EDT	Special Weather Statement	AKQ	Hanover	46 min
Jul 28, 8:51 PM EDT	Severe Thunderstorm Warning	AKQ	Goochland, Hanover, Henrico, Louisa	39 min
Jul 28, 9:19 PM EDT	Special Weather Statement	AKQ	Hanover	26 min
Jul 28, 9:37 PM EDT	Severe Thunderstorm Warning	AKQ	Goochland, Henrico, Powhatan	23 min
Jul 28, 9:58 PM EDT	Severe Thunderstorm Warning	AKQ	Chesterfield, Goochland, Powhatan	32 min
Jul 28, 10:50 PM EDT	Special Weather Statement	AKQ	Fluvanna	40 min
Jul 29, 1:47 PM EDT	Small Craft Advisory	AKQ		17 hr
Jul 29, 5:27 PM EDT	Severe Thunderstorm Warning	AKQ	Caroline	33 min
Jul 29, 5:55 PM EDT	Severe Thunderstorm Warning	AKQ	Caroline, Essex, King and Queen, Westmoreland	35 min
Jul 29, 6:19 PM EDT	Severe Thunderstorm Warning	AKQ	Essex, King and Queen, King William, Richmond	41 min
Jul 29, 7:21 PM EDT	Special Marine Warning	AKQ		54 min
Jul 29, 7:26 PM EDT	Severe Thunderstorm Warning	AKQ	Gloucester, James City, King and Queen, King William, New Kent, York and 2 more	49 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.