Alert archive / Virginia / Special Weather Statements in 2021

Special Weather Statement, NWS Wakefield, VA

July 11, 2021Greensville County, City of Emporia, Virginia

NWS Wakefield, VA issued this special weather statement at Jul 11, 2021, 4:15 PM EDT for Greensville County, City of Emporia, Virginia. It was in force for 60 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
Jul 11, 2021, 4:15 PM EDT (20:15 UTC)
Expired
Jul 11, 2021, 5:15 PM EDT
In force
60 min
Issued by
NWS Wakefield, VA

Counties City of Emporia, VA, Greensville County, VA

The radar

The Norfolk radar (KAKQ), 58 km from the middle of the area, began a volume at 20:18 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, 8.3 hours before the alert went out and 173 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 2021-07-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 267 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Roanoke, VA at 12:00Z on 2021-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 68 square meters per square second.1939Sfc1 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
267 J/kg
Mixed-layer CIN
-28 J/kg
Mixed-layer LCL
700 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
68 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Wakefield, VA wrote its last area forecast discussion before this special weather statement went out at Jul 11, 3:35 PM EDT, 40 minutes earlier.

Area forecast discussion, Jul 11, 3:35 PM EDT, 40 minutes before
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Hazardous weather outlook, Jul 11, 3:00 PM EDT, 1 hour 15 minutes before
Hazardous Weather Outlook
National Weather Service Wakefield VA
300 PM EDT Sun Jul 11 2021

MDZ021>025-NCZ012>017-030>032-102-VAZ048-060>062-064>069-075>090-092-
093-095>100-509>525-121900-
Dorchester-Wicomico-Somerset-Inland Worcester-Maryland Beaches-
Northampton-Hertford-Gates-Pasquotank-Camden-Western Currituck-
Bertie-Chowan-Perquimans-Eastern Currituck-Fluvanna-Prince Edward-
Cumberland-Goochland-Caroline-Mecklenburg-Lunenburg-Nottoway-Amelia-
Powhatan-Westmoreland-Richmond-Northumberland-Lancaster-Brunswick-
Dinwiddie-Prince George-Charles City-New Kent-Gloucester-Middlesex-
Mathews-Greensville-Sussex-Surry-James City-Southampton-
Isle of Wight-Norfolk/Portsmouth-Suffolk-Chesapeake-Virginia Beach-
Accomack-Western Louisa-Eastern Louisa-Western Hanover-
Eastern Hanover-Western Chesterfield-
Eastern Chesterfield (Including Col. Heights)-
Western Henrico (Including the City of Richmond)-Eastern Henrico-
Western King William-Eastern King William-Western King and Queen-
Eastern King and Queen-Western Essex-Eastern Essex-York-Newport News-
Hampton/Poquoson-
300 PM EDT Sun Jul 11 2021

This Hazardous Weather Outlook is for southeast Maryland, northeast
North Carolina, central Virginia, east central Virginia, eastern
Virginia, north central Virginia, south central Virginia and
southeast Virginia.

.DAY ONE...Tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Monday through Sunday.

Heat index values between 100 to 105 degrees are expected both Monday
and Tuesday. The highest values will be near the water.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Jul 11, 2:43 PM EDT, 1 hour 32 minutes before
Special Weather Statement
National Weather Service Wakefield VA
243 PM EDT Sun Jul 11 2021

VAZ093-095>097-524-525-111915-
Hampton/Poquoson-Isle of Wight-Norfolk/Portsmouth-Newport
News-Suffolk-Chesapeake-
243 PM EDT Sun Jul 11 2021

...A THUNDERSTORM WITH HEAVY RAIN WILL AFFECT EAST CENTRAL ISLE OF
WIGHT ...THE CITY OF NORFOLK...THE NORTHWESTERN CITY OF CHESAPEAKE...
THE CITY OF PORTSMOUTH...THE CITY OF SUFFOLK AND THE SOUTHERN CITY OF
NEWPORT NEWS...

At 243 PM EDT, a thunderstorm with heavy rain was located over
Downtown Suffolk, moving northeast at 35 mph.

Wind gusts in excess of 30 mph are possible with this storm.

Rainfall amounts of up to 1 inch are possible with this storm.

Locations impacted include...
Newport News, Hampton, Old Dominion University, Downtown Norfolk,
Ocean View, Downtown Suffolk, Downtown Portsmouth, Churchland,
Norfolk State University, Norfolk, Chesapeake, Portsmouth, Suffolk,
Driver, Ghent, Norfolk NAS, Bowers Hill, Norview, Crittenden and
Cradock.

Motorists should use extra caution in the vicinity of this storm. Be
prepared for rapid changes in weather and road conditions. Heavy rain
could cause ponding of water on roads, and possible minor flooding of
ditches and poor drainage areas.

LAT...LON 3662 7680 3706 7651 3693 7617 3655 7653
      3655 7661
TIME...MOT...LOC 1843Z 211DEG 32KT 3671 7659

44
Special weather statement, Jul 11, 2:47 PM EDT, 1 hour 28 minutes before
Special Weather Statement
National Weather Service Wakefield VA
247 PM EDT Sun Jul 11 2021

MDZ021-111930-
Dorchester-
247 PM EDT Sun Jul 11 2021

...A STRONG THUNDERSTORM WILL AFFECT NORTHWESTERN DORCHESTER
COUNTY...

At 247 PM EDT, a strong thunderstorm was located near Chesapeake
Ranch Estates, moving northeast at 20 mph.

Wind gusts in excess of 40 mph are possible with this storm.

Rainfall amounts of 1 to 2 inches are possible with this storm.

This storm will be near...
  Taylors Island around 305 PM EDT.
  Cambridge and University Of Maryland Center For Environmental
  Studies around 330 PM EDT.

Other locations impacted by this storm include Madison, Taylors
Island, Woolford, Hudson, Honga, Church Creek and Lloyds.

If you see lightning or hear thunder, you are at risk! Take shelter
indoors immediately. If you cannot find shelter in a building a
vehicle provides safety from lightning.

LAT...LON 3859 7616 3857 7599 3837 7622 3839 7623
      3833 7621 3831 7624 3833 7623 3832 7626
      3849 7634 3851 7621 3854 7620 3854 7628
      3863 7629 3860 7621 3863 7617
TIME...MOT...LOC 1847Z 215DEG 18KT 3840 7637

jo
Special weather statement, Jul 11, 3:25 PM EDT, 50 minutes before
Special Weather Statement
National Weather Service Wakefield VA
325 PM EDT Sun Jul 11 2021

VAZ065-066-112000-
Lunenburg-Mecklenburg-
325 PM EDT Sun Jul 11 2021

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT MECKLENBURG AND
LUNENBURG COUNTIES...

At 325 PM EDT, radar indicated strong thunderstorms were located
along a line extending from near Keysville to near Hitesburg.
Movement was east at 30 mph.

Wind gusts in excess of 30 mph are possible with these storms.

Rainfall amounts of up to 1 inch are possible with these storms.

Locations impacted include...
South Hill, Chase City, Victoria, Kenbridge, Brodnax, Lunenburg,
Clarksville, La Crosse, Boydton, Kells Corner, Buffalo Springs,
Rehoboth, Nelson, Bacons Fork, Wilburn, Spanish Grove, Beechwood,
Gills Corner, Arvins Store and Finchley.

LAT...LON 3668 7870 3669 7865 3664 7858 3664 7856
      3670 7865 3689 7849 3708 7844 3709 7838
      3705 7817 3701 7808 3702 7802 3654 7805
      3654 7873
TIME...MOT...LOC 1925Z 263DEG 24KT 3705 7841 3655 7870

44
Special weather statement, Jul 11, 3:26 PM EDT, 49 minutes before
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Special weather statement, Jul 11, 3:46 PM EDT, 29 minutes before
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Special weather statement, Jul 11, 4:15 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 11, 2:15 PM EDTSpecial Weather StatementAKQCity of Suffolk30 min
Jul 11, 2:43 PM EDTSpecial Weather StatementAKQCity of Norfolk, City of Portsmouth, City of Suffolk32 min
Jul 11, 3:25 PM EDTSpecial Weather StatementAKQLunenburg, Mecklenburg35 min
Jul 11, 3:26 PM EDTSpecial Weather StatementAKQYork, City of Newport News, City of Williamsburg34 min
Jul 11, 3:43 PM EDTSpecial Marine WarningAKQ47 min
Jul 11, 3:47 PM EDTSpecial Marine WarningAKQ43 min
Jul 11, 4:26 PM EDTSpecial Weather StatementAKQBrunswick49 min
Jul 11, 4:29 PM EDTSpecial Weather StatementAKQCity of Emporia46 min
Jul 11, 5:03 PM EDTSpecial Weather StatementAKQSussex57 min
Jul 11, 5:48 PM EDTSpecial Weather StatementAKQChesterfield, City of Colonial Heights, City of Petersburg42 min
Jul 11, 1:48 PM EDTSpecial Weather StatementAKQGates27 min
Jul 11, 3:46 PM EDTSpecial Weather StatementAKQCurrituck29 min
Jul 11, 2:47 PM EDTSpecial Weather StatementAKQDorchester43 min

Nearby

Special Weather Statements in Virginia, 2021Every special weather statement 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.