Alert archive / North Carolina / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 23, NWS Wakefield, VA

March 28, 2017Bertie County, Northampton County, North Carolina

NWS Wakefield, VA issued this severe thunderstorm warning at Mar 28, 2017, 4:46 PM EDT for Bertie County, Northampton County, North Carolina. 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 counties it named.

The facts

Issued: Mar 28, 2017, 4:46 PM EDT (20:46 UTC)
Expired: Mar 28, 2017, 5:30 PM EDT
In force: 44 min
Issued by: NWS Wakefield, VA
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

Counties Bertie County, NC, Northampton County, NC

The radar

The Norfolk radar (KAKQ), 84 km from the middle of the area, began a volume at 20:47 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

Newport, NC (KMHX), launched 12:00Z, 8.8 hours before the alert went out and 165 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: 87 J/kg
Mixed-layer CIN: -180 J/kg
Mixed-layer LCL: 951 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 113 m²/s²
0-3 km storm-relative helicity: 92 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Mar 28, 4:00 PM EDT, 46 minutes earlier.

Area forecast discussion, Mar 28, 4:00 PM EDT, 46 minutes before

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Hazardous weather outlook, Mar 28, 4:09 PM EDT, 37 minutes before

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In the hours before

Special weather statement, Mar 28, 4:22 PM EDT, 24 minutes before

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Special weather statement, Mar 28, 4:25 PM EDT, 21 minutes before

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Special weather statement, Mar 28, 4:34 PM EDT, 12 minutes before

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Special weather statement, Mar 28, 4:37 PM EDT, 9 minutes before

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Special weather statement, Mar 28, 4:41 PM EDT, 5 minutes before

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Special weather statement, Mar 28, 4:42 PM EDT, 4 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
Mar 28, 2:49 PM EDT	Special Weather Statement	AKQ	Lunenburg	41 min
Mar 28, 2:57 PM EDT	Special Weather Statement	AKQ	Dinwiddie, Nottoway	48 min
Mar 28, 3:21 PM EDT	Special Weather Statement	AKQ	Prince George, City of Colonial Heights, City of Hopewell, City of Petersburg	39 min
Mar 28, 3:50 PM EDT	Special Weather Statement	AKQ	Surry, City of Newport News	40 min
Mar 28, 4:04 PM EDT	Special Weather Statement	AKQ	Prince George, City of Colonial Heights, City of Hopewell, City of Petersburg	41 min
Mar 28, 4:22 PM EDT	Special Weather Statement	AKQ	Isle of Wight	38 min
Mar 28, 4:34 PM EDT	Special Weather Statement	AKQ	King and Queen	41 min
Mar 28, 4:37 PM EDT	Special Weather Statement	AKQ	York, City of Hampton, City of Newport News, City of Poquoson	38 min
Mar 28, 4:41 PM EDT	Special Weather Statement	AKQ	Surry	34 min
Mar 28, 4:42 PM EDT	Special Weather Statement	AKQ	Lancaster, Northumberland	48 min
Mar 28, 5:11 PM EDT	Special Weather Statement	AKQ	Charles City, Henrico, City of Hopewell	49 min
Mar 28, 5:14 PM EDT	Special Weather Statement	AKQ	City of Hampton, City of Poquoson	46 min
Mar 28, 5:33 PM EDT	Special Weather Statement	AKQ	Lancaster	42 min
Mar 28, 5:41 PM EDT	Special Weather Statement	AKQ	City of Franklin	49 min
Mar 28, 6:09 PM EDT	Special Weather Statement	AKQ	King William, New Kent	51 min
Mar 28, 4:25 PM EDT	Special Weather Statement	AKQ	Northampton	50 min
Mar 28, 5:31 PM EDT	Special Weather Statement	AKQ	Bertie	59 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2017 Every severe thunderstorm warning 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.