Alert archive / South Carolina / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 35, NWS Wilmington, NC

June 22, 2015Horry County, South Carolina

NWS Wilmington, NC issued this severe thunderstorm warning at Jun 22, 2015, 2:59 PM EDT for Horry County, South Carolina. It was in force for 61 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 22, 2015, 2:59 PM EDT (18:59 UTC)
Expired: Jun 22, 2015, 4:00 PM EDT
In force: 61 min
Issued by: NWS Wilmington, NC
Area: Storm-based polygon

County Horry County, SC

The radar

The Wilmington radar (KLTX), 51 km from the middle of the area, began a volume at 19:02 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

Charleston AFB, SC (KCHS), launched 12:00Z, 7.0 hours before the alert went out and 147 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: 1803 J/kg
Mixed-layer CIN: -75 J/kg
Mixed-layer LCL: 1252 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: 5 m²/s²
0-3 km storm-relative helicity: 13 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 Wilmington, NC wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 22, 12:20 PM EDT, 2 hours 39 minutes earlier.

Area forecast discussion, Jun 22, 12:20 PM EDT, 2 hours 39 minutes before

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Hazardous weather outlook, Jun 22, 4:15 AM EDT, 10 hours 44 minutes before

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In the hours before

Special weather statement, Jun 22, 1:46 PM EDT, 1 hour 13 minutes before

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Special weather statement, Jun 22, 2:48 PM EDT, 11 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 22, 4:07 PM EDT	Heat Advisory	ILM	Bladen, Brunswick, Columbus, New Hanover, Pender, Robeson	27 hr
Jun 22, 4:13 PM EDT	Special Weather Statement	ILM	Columbus	62 min
Jun 22, 4:23 PM EDT	Severe Thunderstorm Warning	ILM	Columbus	50 min
Jun 22, 4:49 PM EDT	Severe Thunderstorm Warning	ILM	Bladen, Columbus	26 min
Jun 22, 5:12 PM EDT	Special Weather Statement	ILM	Columbus	63 min
Jun 22, 7:27 PM EDT	Special Weather Statement	ILM	Bladen	48 min
Jun 22, 1:46 PM EDT	Special Weather Statement	ILM	Georgetown	59 min
Jun 22, 2:48 PM EDT	Special Weather Statement	ILM	Horry	57 min
Jun 22, 3:35 PM EDT	Special Weather Statement	ILM	Georgetown	55 min
Jun 22, 3:54 PM EDT	Special Weather Statement	ILM	Marion	66 min
Jun 22, 4:39 PM EDT	Special Weather Statement	ILM	Georgetown	66 min
Jun 22, 5:17 PM EDT	Special Weather Statement	ILM	Darlington	58 min
Jun 22, 5:38 PM EDT	Areal Flood Advisory	ILM	Darlington, Florence	112 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 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.