Alert archive / Virginia / Special Weather Statements in 2013

Special Weather Statement, NWS Wakefield, VA

August 10, 2013Mecklenburg County, Virginia

NWS Wakefield, VA issued this special weather statement at Aug 10, 2013, 4:21 PM EDT for Mecklenburg County, Virginia. It was in force for 54 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 10, 2013, 4:21 PM EDT (20:21 UTC)
Expired: Aug 10, 2013, 5:15 PM EDT
In force: 54 min
Issued by: NWS Wakefield, VA

County Mecklenburg County, VA

The radar

The Raleigh/Durham radar (KRAX), 117 km from the middle of the area, began a volume at 20:21 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, 8.4 hours before the alert went out and 105 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: 536 J/kg
Mixed-layer CIN: -46 J/kg
Mixed-layer LCL: 640 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 3 m²/s²
0-3 km storm-relative helicity: 25 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 10, 3:58 PM EDT, 23 minutes earlier.

Area forecast discussion, Aug 10, 3:58 PM EDT, 23 minutes before

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Hazardous weather outlook, Aug 10, 3:53 PM EDT, 28 minutes before

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In the hours before

Local storm report, Aug 10, 2:52 PM EDT, 1 hour 29 minutes before

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Local storm report, Aug 10, 3:00 PM EDT, 1 hour 21 minutes before

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Special weather statement, Aug 10, 3:29 PM EDT, 52 minutes before

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Local storm report, Aug 10, 4:12 PM EDT, 9 minutes before

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Local storm report, Aug 10, 4:15 PM EDT, 6 minutes before

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Special weather statement, Aug 10, 4:21 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 9, 8:13 PM EDT	Special Marine Warning	AKQ		92 min
Aug 10, 11:30 AM EDT	Special Weather Statement	AKQ	Fluvanna, Louisa	60 min
Aug 10, 12:22 PM EDT	Special Weather Statement	AKQ	Fluvanna, Goochland, Louisa	38 min
Aug 10, 12:56 PM EDT	Special Weather Statement	AKQ	Goochland, Powhatan	44 min
Aug 10, 1:15 PM EDT	Severe Thunderstorm Warning	AKQ	Chesterfield, Goochland, Hanover, Henrico, King William, Louisa and 2 more	45 min
Aug 10, 1:59 PM EDT	Severe Thunderstorm Warning	AKQ	Charles City, Hanover, Henrico, King William, New Kent, City of Richmond	46 min
Aug 10, 2:32 PM EDT	Severe Thunderstorm Warning	AKQ	Charles City, Gloucester, James City, King and Queen, King William, New Kent and 1 more	43 min
Aug 10, 2:41 PM EDT	Special Marine Warning	AKQ		94 min
Aug 10, 2:47 PM EDT	Special Marine Warning	AKQ		58 min
Aug 10, 2:53 PM EDT	Severe Thunderstorm Warning	AKQ	Isle of Wight, Surry, City of Newport News	37 min
Aug 10, 3:03 PM EDT	Severe Thunderstorm Warning	AKQ	Gloucester, James City, Mathews, York, City of Newport News, City of Williamsburg	42 min
Aug 10, 3:15 PM EDT	Special Marine Warning	AKQ		90 min
Aug 10, 3:23 PM EDT	Severe Thunderstorm Warning	AKQ	Isle of Wight, York, City of Hampton, City of Newport News, City of Norfolk, City of Poquoson and 1 more	37 min
Aug 10, 3:44 PM EDT	Severe Thunderstorm Warning	AKQ	City of Chesapeake, City of Norfolk, City of Portsmouth, City of Virginia Beach	46 min
Aug 10, 3:47 PM EDT	Special Marine Warning	AKQ		103 min
Aug 10, 4:05 PM EDT	Special Marine Warning	AKQ		85 min
Aug 10, 4:43 PM EDT	Severe Thunderstorm Warning	AKQ	City of Virginia Beach	17 min
Aug 10, 5:12 PM EDT	Special Weather Statement	AKQ	Mecklenburg	63 min
Aug 10, 6:24 PM EDT	Special Weather Statement	AKQ	Greensville, City of Emporia	51 min
Aug 9, 8:32 PM EDT	Severe Thunderstorm Warning	AKQ	Somerset, Wicomico, Worcester	58 min
Aug 9, 9:20 PM EDT	Areal Flood Advisory	AKQ	Wicomico, Worcester	2 hr
Aug 10, 3:29 PM EDT	Special Weather Statement	AKQ	Camden, Chowan, Currituck, Hertford, Pasquotank, Perquimans	61 min
Aug 10, 6:12 PM EDT	Special Weather Statement	AKQ	Pasquotank, Perquimans	63 min
Aug 10, 6:41 PM EDT	Special Weather Statement	AKQ	Camden, Currituck, Pasquotank, Perquimans	64 min
Aug 10, 7:46 PM EDT	Special Weather Statement	AKQ	Bertie, Chowan, Gates, Hertford	59 min

Nearby

Special Weather Statements in Virginia, 2013 Every special weather statement in 2013

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.