Alert archive / South Carolina / Special Weather Statements in 2011

Special Weather Statement, NWS Columbia, SC

May 26, 2011Lexington County, South Carolina

NWS Columbia, SC issued this special weather statement at May 26, 2011, 10:15 PM EDT for Lexington County, South Carolina. It was in force for 60 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 26, 2011, 10:15 PM EDT (02:15 UTC)
Expired: May 26, 2011, 11:15 PM EDT
In force: 60 min
Issued by: NWS Columbia, SC

County Lexington County, SC

The radar

The Columbia radar (KCAE), 28 km from the middle of the area, began a volume at 02:18 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 00:00Z, 2.3 hours before the alert went out and 183 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: 383 J/kg
Mixed-layer CIN: -294 J/kg
Mixed-layer LCL: 1255 m above ground
0-6 km bulk shear: 13 kt
0-1 km storm-relative helicity: 28 m²/s²
0-3 km storm-relative helicity: 52 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 26, 10:04 PM EDT, 11 minutes earlier.

Area forecast discussion, May 26, 10:04 PM EDT, 11 minutes before

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Hazardous weather outlook, May 26, 7:45 AM EDT, 14 hours 30 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE COLUMBIA SC
745 AM EDT THU MAY 26 2011

GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-271145-
LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD-
MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON-
RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON-
BAMBERG-
745 AM EDT THU MAY 26 2011

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

.DAY ONE...TODAY AND TONIGHT.

WIDELY SCATTERED TO SCATTERED THUNDERSTORMS WILL OCCUR LATE
THIS AFTERNOON AND TONIGHT. A FEW OF THE STORMS COULD POSSIBLY
CONTAIN DAMAGING WIND AND HAIL.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Local storm report, May 26, 9:20 PM EDT, 55 minutes before

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Local storm report, May 26, 9:36 PM EDT, 39 minutes before

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Local storm report, May 26, 9:45 PM EDT, 30 minutes before

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Local storm report, May 26, 10:02 PM EDT, 13 minutes before

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Special weather statement, May 26, 10:15 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 26, 8:33 PM EDT	Severe Thunderstorm Warning	CAE	Aiken	57 min
May 26, 8:38 PM EDT	Severe Thunderstorm Warning	CAE	McCormick	22 min
May 26, 8:59 PM EDT	Severe Thunderstorm Warning	CAE	McCormick	31 min
May 26, 9:26 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Edgefield	64 min
May 26, 9:29 PM EDT	Severe Thunderstorm Warning	CAE	Edgefield, McCormick, Newberry, Saluda	61 min
May 26, 9:57 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Barnwell	63 min
May 26, 10:29 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Edgefield	31 min
May 26, 10:57 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Barnwell, Edgefield	63 min
May 26, 11:44 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Bamberg, Barnwell, Calhoun, Lexington, Orangeburg and 1 more	61 min
May 27, 9:59 AM EDT	Special Weather Statement	CAE	Newberry	61 min
May 27, 12:25 PM EDT	Severe Thunderstorm Warning	CAE	Chesterfield	35 min
May 27, 12:46 PM EDT	Severe Thunderstorm Warning	CAE	Chesterfield	44 min
May 27, 12:57 PM EDT	Areal Flood Advisory	CAE	Chesterfield	2 hr
May 27, 2:00 PM EDT	Severe Thunderstorm Warning	CAE	Bamberg, Barnwell, Orangeburg	60 min
May 27, 2:26 PM EDT	Severe Thunderstorm Warning	CAE	Chesterfield, Lancaster	64 min
May 27, 2:44 PM EDT	Areal Flood Advisory	CAE	Lexington, Richland	98 min
May 27, 2:44 PM EDT	Severe Thunderstorm Warning	CAE	Chesterfield, Kershaw	61 min
May 27, 3:01 PM EDT	Severe Thunderstorm Warning	CAE	Chesterfield, Kershaw, Lancaster	44 min
May 27, 3:22 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Clarendon, Sumter	53 min
May 27, 4:27 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Clarendon, Sumter	48 min
May 27, 4:40 PM EDT	Severe Thunderstorm Warning	CAE	Richland, Sumter	50 min
May 27, 6:43 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield, Kershaw, Richland	47 min
May 26, 8:08 PM EDT	Severe Thunderstorm Warning	CAE	Lincoln, McDuffie	52 min
May 27, 1:32 PM EDT	Areal Flood Advisory	CAE	Richmond	44 min

Nearby

Special Weather Statements in South Carolina, 2011 Every special weather statement in 2011

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.