Alert archive / South Carolina / Special Weather Statements in 2012

Special Weather Statement, NWS Columbia, SC

May 14, 2012Lancaster County, South Carolina

NWS Columbia, SC issued this special weather statement at May 14, 2012, 5:25 PM EDT for Lancaster County, South Carolina. It was in force for 35 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: May 14, 2012, 5:25 PM EDT (21:25 UTC)
Expired: May 14, 2012, 6:00 PM EDT
In force: 35 min
Issued by: NWS Columbia, SC

County Lancaster County, SC

The radar

The Columbia radar (KCAE), 100 km from the middle of the area, began a volume at 21:28 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 12:00Z, 9.4 hours before the alert went out and 162 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: 26 J/kg
Mixed-layer CIN: -122 J/kg
Mixed-layer LCL: 713 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 100 m²/s²
0-3 km storm-relative helicity: 160 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Columbia, SC wrote its last area forecast discussion before this special weather statement went out at May 14, 4:54 PM EDT, 31 minutes earlier.

Area forecast discussion, May 14, 4:54 PM EDT, 31 minutes before

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Hazardous weather outlook, May 14, 3:54 AM EDT, 13 hours 31 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE COLUMBIA SC
354 AM EDT MON MAY 14 2012

GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-150800-
LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD-
MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON-
RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON-
BAMBERG-
354 AM EDT MON MAY 14 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL GEORGIA AND
CENTRAL SOUTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, May 14, 2:12 PM EDT, 3 hours 13 minutes before

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Special weather statement, May 14, 3:33 PM EDT, 1 hour 52 minutes before

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Special weather statement, May 14, 3:37 PM EDT, 1 hour 48 minutes before

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Local storm report, May 14, 3:40 PM EDT, 1 hour 45 minutes before

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Local storm report, May 14, 4:02 PM EDT, 1 hour 23 minutes before

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Special weather statement, May 14, 5:25 PM EDT, 0 minutes before

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The office that day

Everything else NWS Columbia, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 14, 2:12 PM EDT	Special Weather Statement	CAE	Orangeburg	48 min
May 14, 2:25 PM EDT	Tornado Warning	CAE	Calhoun, Clarendon, Orangeburg	35 min
May 14, 3:33 PM EDT	Special Weather Statement	CAE	Clarendon	27 min
May 14, 3:37 PM EDT	Special Weather Statement	CAE	Aiken	53 min
May 14, 4:41 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Barnwell	49 min
May 14, 4:46 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Orangeburg	44 min
May 14, 5:26 PM EDT	Severe Thunderstorm Warning	CAE	Bamberg, Barnwell, Orangeburg	34 min
May 14, 5:29 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Orangeburg	46 min
May 14, 5:50 PM EDT	Tornado Warning	CAE	Orangeburg	26 min
May 14, 6:01 PM EDT	Severe Thunderstorm Warning	CAE	Bamberg, Orangeburg	59 min
May 14, 6:14 PM EDT	Severe Thunderstorm Warning	CAE	Bamberg, Barnwell	46 min
May 14, 6:30 PM EDT	Special Weather Statement	CAE	Chesterfield	45 min
May 14, 6:58 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Orangeburg	47 min
May 14, 7:03 PM EDT	Severe Thunderstorm Warning	CAE	Bamberg, Barnwell, Orangeburg	42 min
May 14, 7:22 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield	23 min
May 14, 7:38 PM EDT	Severe Thunderstorm Warning	CAE	Chesterfield, Lancaster	52 min
May 13, 10:44 PM EDT	Special Weather Statement	CAE	Burke	46 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.