Alert archive / Virginia / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 77, NWS Wakefield, VA

June 26, 2015City of Norfolk, City of Virginia Beach, Virginia

NWS Wakefield, VA issued this severe thunderstorm warning at Jun 26, 2015, 12:14 AM EDT for City of Norfolk, City of Virginia Beach, Virginia. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 26, 2015, 12:14 AM EDT (04:14 UTC)
Expired: Jun 26, 2015, 1:03 AM EDT
In force: 49 min
Issued by: NWS Wakefield, VA
Area: Storm-based polygon

Counties City of Norfolk, VA, City of Virginia Beach, VA

The radar

The Norfolk radar (KAKQ), 80 km from the middle of the area, began a volume at 04:16 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 25, 4:50 PM EDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Newport, NC (KMHX), launched 00:00Z, 4.2 hours before the alert went out and 236 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: 2064 J/kg
Mixed-layer CIN: -55 J/kg
Mixed-layer LCL: 919 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: -6 m²/s²
0-3 km storm-relative helicity: 59 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Jun 25, 8:12 PM EDT, 4 hours 2 minutes earlier.

Area forecast discussion, Jun 25, 8:12 PM EDT, 4 hours 2 minutes before

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Hazardous weather outlook, Jun 25, 11:59 PM EDT, 15 minutes before

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In the hours before

Special weather statement, Jun 25, 11:23 PM EDT, 51 minutes before

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Special weather statement, Jun 25, 11:37 PM EDT, 37 minutes before

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Local storm report, Jun 25, 11:43 PM EDT, 31 minutes before

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Special weather statement, Jun 25, 11:47 PM EDT, 27 minutes before

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Special weather statement, Jun 26, 12:00 AM EDT, 14 minutes before

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Special weather statement, Jun 26, 12:04 AM EDT, 10 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
Jun 25, 8:03 PM EDT	Special Weather Statement	AKQ	Prince George, City of Colonial Heights, City of Hopewell	42 min
Jun 25, 8:06 PM EDT	Severe Thunderstorm Warning	AKQ	Cumberland, Fluvanna, Goochland, Hanover, Louisa	39 min
Jun 25, 8:38 PM EDT	Severe Thunderstorm Warning	AKQ	Caroline, Cumberland, Goochland, Hanover, Louisa, Powhatan	52 min
Jun 25, 8:40 PM EDT	Severe Thunderstorm Warning	AKQ	Fluvanna, Louisa	50 min
Jun 25, 8:46 PM EDT	Areal Flood Advisory	AKQ	Caroline, Cumberland, Fluvanna, Goochland, Hanover, Louisa and 1 more	3 hr
Jun 25, 9:14 PM EDT	Severe Thunderstorm Warning	AKQ	Amelia, Chesterfield, Cumberland, Fluvanna, Goochland, Hanover and 3 more	46 min
Jun 25, 9:41 PM EDT	Severe Thunderstorm Warning	AKQ	Amelia, Charles City, Chesterfield, Dinwiddie, Goochland, Hanover and 9 more	49 min
Jun 25, 10:28 PM EDT	Severe Thunderstorm Warning	AKQ	Charles City, Chesterfield, Dinwiddie, Henrico, James City, New Kent and 7 more	47 min
Jun 25, 10:29 PM EDT	Special Weather Statement	AKQ	Amelia, Cumberland, Powhatan	46 min
Jun 25, 10:30 PM EDT	Special Marine Warning	AKQ		60 min
Jun 25, 10:34 PM EDT	Special Weather Statement	AKQ	King and Queen, King William, New Kent	41 min
Jun 25, 10:49 PM EDT	Special Marine Warning	AKQ		86 min
Jun 25, 10:49 PM EDT	Special Weather Statement	AKQ	Brunswick, Dinwiddie	26 min
Jun 25, 11:10 PM EDT	Severe Thunderstorm Warning	AKQ	Charles City, Gloucester, Isle of Wight, James City, New Kent, Southampton and 7 more	50 min
Jun 25, 11:16 PM EDT	Special Weather Statement	AKQ	Brunswick, Dinwiddie	29 min
Jun 25, 11:23 PM EDT	Special Weather Statement	AKQ	Sussex, City of Franklin	22 min
Jun 25, 11:30 PM EDT	Special Marine Warning	AKQ		45 min
Jun 25, 11:37 PM EDT	Special Weather Statement	AKQ	Mecklenburg	23 min
Jun 25, 11:47 PM EDT	Special Weather Statement	AKQ	Greensville, Southampton, Sussex, City of Emporia, City of Franklin, City of Suffolk	43 min
Jun 25, 11:49 PM EDT	Special Marine Warning	AKQ		116 min
Jun 25, 11:56 PM EDT	Areal Flood Advisory	AKQ	Isle of Wight, Northampton, York, City of Chesapeake, City of Hampton, City of Newport News and 5 more	2 hr
Jun 26, 12:00 AM EDT	Special Weather Statement	AKQ	York, City of Chesapeake, City of Hampton, City of Newport News, City of Norfolk, City of Poquoson and 2 more	60 min
Jun 26, 12:07 AM EDT	Special Marine Warning	AKQ		53 min
Jun 26, 12:25 AM EDT	Special Weather Statement	AKQ	Mecklenburg	35 min
Jun 26, 12:36 AM EDT	Severe Thunderstorm Warning	AKQ	Greensville, Isle of Wight, Southampton, City of Chesapeake, City of Franklin, City of Norfolk and 3 more	54 min
Jun 26, 1:05 AM EDT	Special Weather Statement	AKQ	Mecklenburg	40 min
Jun 26, 1:39 AM EDT	Special Marine Warning	AKQ		66 min
Jun 26, 4:08 PM EDT	Small Craft Advisory	AKQ		51 hr
Jun 25, 8:10 PM EDT	Special Weather Statement	AKQ	Chowan	35 min
Jun 25, 8:56 PM EDT	Special Weather Statement	AKQ	Bertie	34 min
Jun 26, 1:31 AM EDT	Special Weather Statement	AKQ	Chowan, Hertford, Northampton	29 min
Jun 26, 1:35 AM EDT	Special Weather Statement	AKQ	Camden, Pasquotank, Perquimans	55 min
Jun 26, 2:08 AM EDT	Special Weather Statement	AKQ	Chowan, Perquimans	37 min
Jun 26, 3:24 AM EDT	Special Weather Statement	AKQ	Bertie	36 min
Jun 25, 11:17 PM EDT	Special Weather Statement	AKQ	Dorchester, Wicomico	43 min
Jun 26, 12:04 AM EDT	Special Weather Statement	AKQ	Dorchester, Wicomico	56 min
Jun 26, 1:03 AM EDT	Special Weather Statement	AKQ	Dorchester, Wicomico, Worcester	57 min

Nearby

Severe Thunderstorm Warnings in Virginia, 2015 Every severe thunderstorm warning in 2015

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.