Alert archive / South Carolina / Special Weather Statements in 2012

Special Weather Statement, NWS Wilmington, NC

July 28, 2012Marlboro County, South Carolina

NWS Wilmington, NC issued this special weather statement at Jul 28, 2012, 11:18 PM EDT for Marlboro County, South Carolina. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 28, 2012, 11:18 PM EDT (03:18 UTC)
Expired: Jul 28, 2012, 11:45 PM EDT
In force: 27 min
Issued by: NWS Wilmington, NC

County Marlboro County, SC

The radar

The Wilmington radar (KLTX), 144 km from the middle of the area, began a volume at 03:19 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

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 3.3 hours before the alert went out and 156 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: 846 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 1942 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: -21 m²/s²
0-3 km storm-relative helicity: 25 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jul 28, 11:01 PM EDT, 17 minutes earlier.

Area forecast discussion, Jul 28, 11:01 PM EDT, 17 minutes before

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Hazardous weather outlook, Jul 28, 11:16 PM EDT, 2 minutes before

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In the hours before

Special weather statement, Jul 28, 6:12 PM EDT, 5 hours 6 minutes before

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Special weather statement, Jul 28, 6:32 PM EDT, 4 hours 46 minutes before

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Special weather statement, Jul 28, 6:43 PM EDT, 4 hours 35 minutes before

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Special weather statement, Jul 28, 9:42 PM EDT, 1 hour 36 minutes before

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Special weather statement, Jul 28, 10:42 PM EDT, 36 minutes before

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Special weather statement, Jul 28, 11:18 PM EDT, 0 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
Jul 28, 9:42 PM EDT	Special Weather Statement	ILM	Marlboro	33 min
Jul 28, 10:42 PM EDT	Special Weather Statement	ILM	Marlboro	33 min
Jul 29, 12:13 AM EDT	Special Weather Statement	ILM	Darlington	47 min
Jul 29, 12:59 AM EDT	Special Weather Statement	ILM	Darlington, Florence	61 min
Jul 29, 2:32 PM EDT	Special Weather Statement	ILM	Georgetown	58 min
Jul 29, 3:07 PM EDT	Special Weather Statement	ILM	Marion	53 min
Jul 29, 3:36 PM EDT	Special Weather Statement	ILM	Georgetown	54 min
Jul 29, 3:48 PM EDT	Special Weather Statement	ILM	Horry	57 min
Jul 29, 4:14 PM EDT	Areal Flood Advisory	ILM	Georgetown, Horry, Marion	91 min
Jul 29, 4:14 PM EDT	Severe Thunderstorm Warning	ILM	Horry	61 min
Jul 29, 5:01 PM EDT	Special Weather Statement	ILM	Williamsburg	59 min
Jul 29, 5:21 PM EDT	Severe Thunderstorm Warning	ILM	Florence	54 min
Jul 29, 5:31 PM EDT	Special Weather Statement	ILM	Dillon	59 min
Jul 29, 4:19 PM EDT	Special Weather Statement	ILM	New Hanover	41 min
Jul 29, 4:43 PM EDT	Areal Flood Advisory	ILM	Brunswick	56 min
Jul 29, 4:54 PM EDT	Special Weather Statement	ILM	New Hanover	66 min
Jul 29, 4:59 PM EDT	Areal Flood Advisory	ILM	New Hanover	36 min
Jul 29, 5:57 PM EDT	Special Weather Statement	ILM	Brunswick	63 min
Jul 29, 6:27 PM EDT	Special Weather Statement	ILM	Pender	63 min
Jul 29, 7:26 PM EDT	Special Weather Statement	ILM	Bladen	64 min

Nearby

Special Weather Statements in South Carolina, 2012 Every special weather statement in 2012

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.