Alert archive / North Carolina / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 66, NWS Wakefield, VA

May 13, 2019Bertie County, North Carolina

NWS Wakefield, VA issued this severe thunderstorm warning at May 13, 2019, 11:52 AM EDT for Bertie County, North Carolina. It was in force for 38 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: May 13, 2019, 11:52 AM EDT (15:52 UTC)
Expired: May 13, 2019, 12:30 PM EDT
In force: 38 min
Issued by: NWS Wakefield, VA
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Bertie County, NC

The radar

The Norfolk radar (KAKQ), 102 km from the middle of the area, began a volume at 15:54 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
May 13, 10:42 AM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Newport, NC (KMHX), launched 12:00Z, 3.9 hours before the alert went out and 143 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: 626 J/kg
Mixed-layer CIN: -36 J/kg
Mixed-layer LCL: 669 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 51 m²/s²
0-3 km storm-relative helicity: 62 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.0

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 May 12, 6:54 PM EDT, 16 hours 58 minutes earlier.

Area forecast discussion, May 12, 6:54 PM EDT, 16 hours 58 minutes before

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Hazardous weather outlook, May 12, 4:26 PM EDT, 19 hours 26 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
May 12, 8:09 PM EDT	Special Weather Statement	AKQ	Lunenburg	51 min
May 12, 8:56 PM EDT	Special Weather Statement	AKQ	Lunenburg	49 min
May 12, 9:08 PM EDT	Severe Thunderstorm Warning	AKQ	Brunswick, Lunenburg	25 min
May 12, 9:20 PM EDT	Special Weather Statement	AKQ	Mecklenburg	40 min
May 12, 10:30 PM EDT	Special Weather Statement	AKQ	Brunswick, Dinwiddie	45 min
May 13, 5:04 AM EDT	Beach Hazards Statement	AKQ	Accomack, Northampton	15 hr
May 13, 5:04 AM EDT	Rip Current Statement	AKQ	Accomack, Northampton	15 hr
May 13, 6:38 AM EDT	Special Weather Statement	AKQ	Chesterfield, Hanover, Henrico, Prince George, City of Colonial Heights, City of Hopewell and 2 more	37 min
May 13, 9:20 AM EDT	Special Weather Statement	AKQ	Isle of Wight, York, City of Hampton, City of Newport News, City of Poquoson	55 min
May 13, 10:57 AM EDT	Coastal Flood Statement	AKQ	Gloucester, Lancaster, Mathews, Middlesex, York, City of Chesapeake and 3 more	16 hr
May 13, 10:57 AM EDT	Coastal Flood Advisory	AKQ	Accomack, Northampton	11 hr
May 13, 11:28 AM EDT	Special Weather Statement	AKQ	Bertie	47 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2019 Every severe thunderstorm warning in 2019

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.