Alert archive / Virginia / Special Weather Statements in 2021

Special Weather Statement, NWS Wakefield, VA

August 17, 2021Essex County, Virginia

NWS Wakefield, VA issued this special weather statement at Aug 17, 2021, 6:01 PM EDT for Essex County, Virginia. It was in force for 29 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
Aug 17, 2021, 6:01 PM EDT (22:01 UTC)
Expired
Aug 17, 2021, 6:30 PM EDT
In force
29 min
Issued by
NWS Wakefield, VA
Hail
0.00 in
Wind
45

County Essex County, VA

The radar

The Norfolk radar (KAKQ), 106 km from the middle of the area, began a volume at 22:02 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

Washington/Dulle, VA (KIAD), launched 12:00Z, 10.0 hours before the alert went out and 116 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, Washington/Dulle, VA at 12:00Z on 2021-08-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 226 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, Washington/Dulle, VA at 12:00Z on 2021-08-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 83 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
226 J/kg
Mixed-layer CIN
-58 J/kg
Mixed-layer LCL
577 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
83 m²/s²
0-3 km storm-relative helicity
81 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

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 Aug 17, 4:00 PM EDT, 2 hours 1 minute earlier.

Area forecast discussion, Aug 17, 4:00 PM EDT, 2 hours 1 minute before
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Hazardous weather outlook, Aug 17, 4:13 PM EDT, 1 hour 48 minutes before
Hazardous Weather Outlook
National Weather Service Wakefield VA
413 PM EDT Tue Aug 17 2021

NCZ012>017-030>032-102-VAZ087-088-092-093-095>098-182015-
Northampton-Hertford-Gates-Pasquotank-Camden-Western Currituck-
Bertie-Chowan-Perquimans-Eastern Currituck-Greensville-Sussex-
Southampton-Isle of Wight-Norfolk/Portsmouth-Suffolk-Chesapeake-
Virginia Beach-
413 PM EDT Tue Aug 17 2021

This Hazardous Weather Outlook is for northeast North Carolina and
southeast Virginia.

.DAY ONE...Tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Locally heavy rainfall may lead to localized flooding Wednesday
afternoon into Wednesday night.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

MDZ021>024-VAZ060-061-064>068-075>081-084>086-089-090-517>525-182015-
Dorchester-Wicomico-Somerset-Inland Worcester-Prince Edward-
Cumberland-Caroline-Mecklenburg-Lunenburg-Nottoway-Amelia-
Westmoreland-Richmond-Northumberland-Lancaster-Brunswick-Dinwiddie-
Prince George-Gloucester-Middlesex-Mathews-Surry-James City-
Western King William-Eastern King William-Western King and Queen-
Eastern King and Queen-Western Essex-Eastern Essex-York-Newport News-
Hampton/Poquoson-
413 PM EDT Tue Aug 17 2021

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

.DAY ONE...Tonight.

Scattered showers and thunderstorms will be possible across the
outlook area through tonight. Locally heavy rainfall is the main
threat.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Additional rounds of heavy rainfall from showers and thunderstorms may
lead to localized flooding Wednesday into Wednesday night. In
addition, a brief tornado cannot be ruled out Wednesday afternoon
into Wednesday evening.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

VAZ048-062-069-082-083-509>516-182015-
Fluvanna-Goochland-Powhatan-Charles City-New Kent-Western Louisa-
Eastern Louisa-Western Hanover-Eastern Hanover-Western Chesterfield-
Eastern Chesterfield (Including Col. Heights)-
Western Henrico (Including the City of Richmond)-Eastern Henrico-
413 PM EDT Tue Aug 17 2021

...FLASH FLOOD WATCH IN EFFECT THROUGH WEDNESDAY EVENING...

This Hazardous Weather Outlook is for central Virginia and east
central Virginia.

.DAY ONE...Tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flash Flood Watch.

Scattered showers and thunderstorms will be possible across the
outlook area through tonight. Locally heavy rainfall is the main
threat.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flash Flood Watch.

Additional rounds of heavy rainfall from showers and thunderstorms may
lead to localized flooding Wednesday into Wednesday night. In
addition, a brief tornado cannot be ruled out Wednesday afternoon
into Wednesday evening.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

MDZ025-VAZ099-100-182015-
Maryland Beaches-Accomack-Northampton-
413 PM EDT Tue Aug 17 2021

...MODERATE RIP CURRENT RISK IN EFFECT THROUGH WEDNESDAY EVENING...

This Hazardous Weather Outlook is for southeast Maryland, eastern
Virginia and southeast Virginia.

.DAY ONE...Tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   MODERATE RIP CURRENT RISK.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   MODERATE RIP CURRENT RISK.

Additional rounds of heavy rainfall from showers and thunderstorms may
lead to localized flooding Wednesday into Wednesday night. In
addition, a brief tornado cannot be ruled out Wednesday afternoon
into Wednesday evening.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Aug 17, 5:24 PM EDT, 37 minutes before
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Special weather statement, Aug 17, 6:01 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
Aug 17, 1:26 AM EDTAreal Flood AdvisoryAKQCharles City, Chesterfield, Henrico, Prince George, City of Colonial Heights, City of Hopewell and 1 more3 hr
Aug 17, 3:10 PM EDTFlash Flood WatchAKQCaroline, Charles City, Chesterfield, Fluvanna, Goochland, Hanover and 10 more25 hr
Aug 17, 5:24 PM EDTSpecial Weather StatementAKQKing and Queen51 min
Aug 17, 10:17 AM EDTAreal Flood AdvisoryAKQDorchester3 hr
Aug 17, 12:00 PM EDTAreal Flood AdvisoryAKQDorchester, Wicomico3 hr

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.