Alert archive / North Carolina / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 54, NWS Wilmington, NC

July 24, 2013Bladen County, North Carolina

NWS Wilmington, NC issued this severe thunderstorm warning at Jul 24, 2013, 5:13 PM EDT for Bladen County, North Carolina. It was in force for 47 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: Jul 24, 2013, 5:13 PM EDT (21:13 UTC)
Expired: Jul 24, 2013, 6:00 PM EDT
In force: 47 min
Issued by: NWS Wilmington, NC
Area: Storm-based polygon

County Bladen County, NC

The radar

The Wilmington radar (KLTX), 71 km from the middle of the area, began a volume at 21:15 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, 9.2 hours before the alert went out and 155 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: 1026 J/kg
Mixed-layer CIN: -39 J/kg
Mixed-layer LCL: 1083 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: -27 m²/s²
0-3 km storm-relative helicity: -1 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS Wilmington, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 24, 10:38 AM EDT	Special Marine Warning	ILM		52 min
Jul 24, 3:51 PM EDT	Special Weather Statement	ILM	Marlboro	54 min
Jul 24, 4:57 PM EDT	Special Weather Statement	ILM	Dillon	63 min
Jul 24, 3:10 AM EDT	Coastal Flood Advisory	ILM	New Hanover	23 hr
Jul 24, 2:28 PM EDT	Special Weather Statement	ILM	Pender	62 min
Jul 24, 2:45 PM EDT	Areal Flood Advisory	ILM	Brunswick, New Hanover, Pender	2 hr
Jul 24, 4:11 PM EDT	Special Weather Statement	ILM	Bladen	64 min
Jul 24, 5:04 PM EDT	Special Weather Statement	ILM	Bladen	41 min
Jul 24, 5:24 PM EDT	Special Weather Statement	ILM	Bladen	66 min
Jul 24, 5:53 PM EDT	Special Weather Statement	ILM	Bladen	37 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2013 Every severe thunderstorm warning 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.