Alert archive / Virginia / Special Weather Statements in 2018

Special Weather Statement, NWS Wakefield, VA

August 7, 2018Caroline County, Virginia

NWS Wakefield, VA issued this special weather statement at Aug 7, 2018, 4:01 PM EDT for Caroline County, Virginia. It was in force for 44 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 7, 2018, 4:01 PM EDT (20:01 UTC)
Expired: Aug 7, 2018, 4:45 PM EDT
In force: 44 min
Issued by: NWS Wakefield, VA

County Caroline County, VA

The radar

The Sterling radar (KLWX), 103 km from the middle of the area, began a volume at 20:03 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, 8.0 hours before the alert went out and 101 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: 1323 J/kg
Mixed-layer CIN: -69 J/kg
Mixed-layer LCL: 955 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 3 m²/s²
0-3 km storm-relative helicity: 48 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 Aug 7, 3:55 PM EDT, 6 minutes earlier.

Area forecast discussion, Aug 7, 3:55 PM EDT, 6 minutes before

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Hazardous weather outlook, Aug 7, 3:45 PM EDT, 16 minutes before

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In the hours before

Special weather statement, Aug 7, 1:09 PM EDT, 2 hours 52 minutes before

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Special weather statement, Aug 7, 1:43 PM EDT, 2 hours 18 minutes before

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Special weather statement, Aug 7, 2:36 PM EDT, 1 hour 25 minutes before

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Special weather statement, Aug 7, 2:41 PM EDT, 1 hour 20 minutes before

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Special weather statement, Aug 7, 2:53 PM EDT, 1 hour 8 minutes before

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Special weather statement, Aug 7, 4:01 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 6, 8:03 PM EDT	Special Weather Statement	AKQ	Louisa	27 min
Aug 7, 1:09 PM EDT	Special Weather Statement	AKQ	Accomack	51 min
Aug 7, 2:41 PM EDT	Special Weather Statement	AKQ	City of Virginia Beach	19 min
Aug 7, 3:27 PM EDT	Heat Advisory	AKQ	Brunswick, Charles City, Chesterfield, Dinwiddie, Essex, Gloucester and 29 more	28 hr
Aug 7, 5:31 PM EDT	Special Weather Statement	AKQ	Fluvanna	44 min
Aug 7, 5:36 PM EDT	Special Weather Statement	AKQ	King George	24 min
Aug 7, 5:39 PM EDT	Special Weather Statement	AKQ	Dinwiddie	36 min
Aug 7, 5:44 PM EDT	Special Weather Statement	AKQ	City of Virginia Beach	31 min
Aug 7, 5:57 PM EDT	Special Weather Statement	AKQ	Westmoreland	33 min
Aug 7, 6:10 PM EDT	Special Weather Statement	AKQ	Fluvanna	35 min
Aug 7, 6:30 PM EDT	Special Weather Statement	AKQ	City of Virginia Beach	30 min
Aug 7, 6:42 PM EDT	Special Weather Statement	AKQ	Essex	33 min
Aug 7, 6:45 PM EDT	Special Weather Statement	AKQ	Goochland	30 min
Aug 7, 6:50 PM EDT	Special Weather Statement	AKQ	King William	40 min
Aug 7, 7:00 PM EDT	Special Weather Statement	AKQ	Caroline	30 min
Aug 7, 7:03 PM EDT	Special Weather Statement	AKQ	Goochland, Powhatan	27 min
Aug 7, 7:10 PM EDT	Special Weather Statement	AKQ	Westmoreland	35 min
Aug 7, 7:15 PM EDT	Special Weather Statement	AKQ	Cumberland	45 min
Aug 7, 7:29 PM EDT	Special Weather Statement	AKQ	Lunenburg	46 min
Aug 7, 7:42 PM EDT	Special Weather Statement	AKQ	Amelia, Chesterfield, Nottoway	48 min
Aug 7, 1:43 PM EDT	Special Weather Statement	AKQ	Worcester	47 min
Aug 7, 2:26 PM EDT	Areal Flood Advisory	AKQ	Worcester	108 min
Aug 7, 2:36 PM EDT	Special Weather Statement	AKQ	Worcester	24 min
Aug 7, 2:53 PM EDT	Special Weather Statement	AKQ	Worcester	37 min

Nearby

Special Weather Statements in Virginia, 2018 Every special weather statement in 2018

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.