Alert archive / Virginia / Special Weather Statements in 2017

Special Weather Statement, NWS Wakefield, VA

April 6, 2017City of Virginia Beach, Virginia

NWS Wakefield, VA issued this special weather statement at Apr 6, 2017, 1:21 PM EDT for City of Virginia Beach, Virginia. It was in force for 24 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
Apr 6, 2017, 1:21 PM EDT (17:21 UTC)
Expired
Apr 6, 2017, 1:45 PM EDT
In force
24 min
Issued by
NWS Wakefield, VA

County City of Virginia Beach, VA

The radar

The Norfolk radar (KAKQ), 92 km from the middle of the area, began a volume at 17:20 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, 5.4 hours before the alert went out and 145 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 2017-04-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 61 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, Wallops Is Stn, VA at 12:00Z on 2017-04-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -23 square meters per square second.1939587897117Sfc1 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
61 J/kg
Mixed-layer CIN
-145 J/kg
Mixed-layer LCL
1205 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
-23 m²/s²
0-3 km storm-relative helicity
70 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 Apr 6, 1:20 PM EDT, 1 minute earlier.

Area forecast discussion, Apr 6, 1:20 PM EDT, 1 minute before
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Hazardous weather outlook, Apr 6, 9:11 AM EDT, 4 hours 10 minutes before
Hazardous Weather Outlook
National Weather Service WAKEFIELD VA
911 AM EDT Thu Apr 6 2017

NCZ012>017-030>032-102-VAZ048-060>062-064>069-075>090-092-093-
095>098-509>525-071315-
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-
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-
911 AM EDT Thu Apr 6 2017

...TORNADO WATCH 132 IN EFFECT UNTIL 1 PM EDT THIS AFTERNOON...

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

.DAY ONE...Today and Tonight.

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

   Tornado Watch.

Behind the cold front, west to southwest winds will increase to
20 to 30 mph with gusts to 40 mph.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

MDZ024-025-VAZ099-100-071315-
Inland Worcester-Maryland Beaches-Accomack-Northampton-
911 AM EDT Thu Apr 6 2017

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

.DAY ONE...Today and Tonight.

Strong to locally severe thunderstorms are expected later this
morning into early this afternoon. The main threats will be damaging
winds, large hail, and isolated tornadoes. The most likely timeframe
will be from 10 am through 2 pm.

Behind the cold front, west to southwest winds will increase to
20 to 30 mph with gusts to 40 mph.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

MDZ021>023-071315-
Dorchester-Wicomico-Somerset-
911 AM EDT Thu Apr 6 2017

...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 3 PM EDT THIS AFTERNOON...

This Hazardous Weather Outlook is for southeast Maryland.

.DAY ONE...Today and Tonight.

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

   Coastal Flood Advisory.

Strong to locally severe thunderstorms are expected later this
morning into early this afternoon. The main threats will be damaging
winds, large hail, and isolated tornadoes. The most likely timeframe
will be from 10 am through 2 pm.

Behind the cold front, west to southwest winds will increase to
20 to 30 mph with gusts to 40 mph.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Apr 6, 12:55 PM EDT, 26 minutes before
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Local storm report, Apr 6, 1:01 PM EDT, 20 minutes before
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Special weather statement, Apr 6, 1:07 PM EDT, 14 minutes before
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Special weather statement, Apr 6, 1:12 PM EDT, 9 minutes before
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Local storm report, Apr 6, 1:19 PM EDT, 2 minutes before
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Special weather statement, Apr 6, 1:21 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
Apr 6, 6:51 AM EDTSpecial Weather StatementAKQAmelia, Cumberland, Powhatan, Prince Edward39 min
Apr 6, 7:59 AM EDTSpecial Weather StatementAKQMecklenburg61 min
Apr 6, 8:18 AM EDTSpecial Weather StatementAKQPrince Edward42 min
Apr 6, 8:37 AM EDTSpecial Weather StatementAKQNottoway38 min
Apr 6, 9:04 AM EDTSpecial Weather StatementAKQCaroline, Hanover41 min
Apr 6, 9:20 AM EDTSevere Thunderstorm WarningAKQChesterfield, Henrico, City of Richmond25 min
Apr 6, 9:29 AM EDTSpecial Weather StatementAKQLunenburg, Mecklenburg31 min
Apr 6, 9:42 AM EDTSpecial Weather StatementAKQGreensville, Sussex, City of Emporia48 min
Apr 6, 10:04 AM EDTSpecial Weather StatementAKQAmelia, Hanover, Lunenburg, Nottoway, Powhatan26 min
Apr 6, 10:19 AM EDTSpecial Weather StatementAKQSouthampton, Sussex, City of Emporia41 min
Apr 6, 10:39 AM EDTSpecial Weather StatementAKQCaroline, Chesterfield, Hanover, City of Richmond36 min
Apr 6, 10:54 AM EDTSpecial Weather StatementAKQJames City, Surry, City of Williamsburg21 min
Apr 6, 11:01 AM EDTSpecial Marine WarningAKQ29 min
Apr 6, 11:13 AM EDTSpecial Weather StatementAKQSouthampton, City of Franklin32 min
Apr 6, 11:27 AM EDTSpecial Weather StatementAKQGloucester, Isle of Wight, James City, Lancaster, Mathews, Middlesex and 4 more48 min
Apr 6, 11:28 AM EDTSpecial Marine WarningAKQ47 min
Apr 6, 11:32 AM EDTSpecial Weather StatementAKQCaroline, Hanover, City of Richmond28 min
Apr 6, 11:52 AM EDTSevere Thunderstorm WarningAKQGloucester, James City, King and Queen, Mathews, Middlesex38 min
Apr 6, 12:00 PM EDTSpecial Marine WarningAKQ90 min
Apr 6, 12:00 PM EDTSpecial Weather StatementAKQAmelia, Fluvanna, Goochland, Louisa, Powhatan30 min
Apr 6, 12:04 PM EDTSevere Thunderstorm WarningAKQLancaster, Northumberland, Richmond41 min
Apr 6, 12:14 PM EDTSevere Thunderstorm WarningAKQLouisa16 min
Apr 6, 12:19 PM EDTSpecial Weather StatementAKQCity of Chesapeake, City of Hampton, City of Norfolk, City of Portsmouth, City of Virginia Beach41 min
Apr 6, 12:24 PM EDTSevere Thunderstorm WarningAKQGloucester, Mathews, Middlesex, York51 min
Apr 6, 12:34 PM EDTSpecial Weather StatementAKQCharles City, Henrico, Prince George, City of Hopewell41 min
Apr 6, 12:36 PM EDTTornado WarningAKQCity of Chesapeake, City of Norfolk, City of Portsmouth, City of Virginia Beach24 min
Apr 6, 12:44 PM EDTSpecial Weather StatementAKQCharles City, New Kent31 min
Apr 6, 12:48 PM EDTSpecial Marine WarningAKQ57 min
Apr 6, 12:51 PM EDTSpecial Marine WarningAKQ69 min
Apr 6, 12:54 PM EDTSpecial Weather StatementAKQKing William36 min
Apr 6, 1:07 PM EDTSpecial Weather StatementAKQKing and Queen, Northumberland, Richmond38 min
Apr 6, 1:12 PM EDTSpecial Weather StatementAKQEssex, Westmoreland48 min
Apr 6, 1:16 PM EDTSpecial Marine WarningAKQ74 min
Apr 6, 1:28 PM EDTSpecial Weather StatementAKQEssex, King and Queen, King William, New Kent32 min
Apr 6, 1:48 PM EDTSpecial Weather StatementAKQNorthumberland12 min
Apr 6, 1:51 PM EDTSpecial Marine WarningAKQ69 min
Apr 6, 1:54 PM EDTSpecial Marine WarningAKQ81 min
Apr 6, 3:22 PM EDTGale WarningAKQ33 hr
Apr 6, 5:22 PM EDTSpecial Weather StatementAKQWestmoreland38 min
Apr 6, 3:04 AM EDTCoastal Flood StatementAKQDorchester6 hr
Apr 6, 9:10 AM EDTCoastal Flood AdvisoryAKQDorchester, Somerset, Wicomico6 hr
Apr 6, 12:55 PM EDTSpecial Weather StatementAKQDorchester, Wicomico65 min
Apr 6, 2:03 PM EDTSpecial Weather StatementAKQWicomico, Worcester42 min
Apr 6, 2:11 PM EDTSpecial Weather StatementAKQDorchester64 min
Apr 6, 4:33 PM EDTCoastal Flood StatementAKQDorchester, Somerset, Wicomico6 hr
Apr 6, 4:39 PM EDTSpecial Weather StatementAKQDorchester36 min
Apr 6, 4:44 PM EDTSpecial Weather StatementAKQDorchester31 min
Apr 6, 5:10 PM EDTSpecial Weather StatementAKQWicomico35 min
Apr 6, 6:04 PM EDTSpecial Weather StatementAKQWorcester26 min

Nearby

Special Weather Statements in Virginia, 2017Every special weather statement in 2017

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.