Alert archive / South Carolina / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 194, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Aug 25, 2007, 3:51 PM EDT for Fairfield County, South Carolina. It was in force for 39 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
- Aug 25, 2007, 3:51 PM EDT (19:51 UTC)
- Expired
- Aug 25, 2007, 4:30 PM EDT
- In force
- 39 min
- Issued by
- NWS Columbia, SC
- Area
- Counties, with a storm outline in the text
County Fairfield County, SC
The radar
The Columbia radar (KCAE), 50 km from the middle of the area, began a volume at 19:54 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, 7.9 hours before the alert went out and 196 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.
- Mixed-layer CAPE
- 2612 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 591 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- 22 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Columbia, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 25, 3:37 PM EDT, 14 minutes earlier.
Area forecast discussion, Aug 25, 3:37 PM EDT, 14 minutes before
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</html>Hazardous weather outlook, Aug 25, 5:20 AM EDT, 10 hours 31 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE COLUMBIA SC 520 AM EDT SAT AUG 25 2007 GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-260930- LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD- MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON- RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON- BAMBERG- 520 AM EDT SAT AUG 25 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL GEORGIA AND CENTRAL SOUTH CAROLINA. .DAY ONE...TODAY AND TONIGHT EXPECT A CHANCE OF SHOWERS AND THUNDERSTORMS THIS AFTERNOON AND EVENING. AN ISOLATED THUNDERSTORM MAY BECOME SEVERE...AND PRODUCE HAIL AND STRONG WIND GUSTS. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY 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, Aug 25, 2:01 PM EDT, 1 hour 50 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA SC 201 PM EDT SAT AUG 25 2007 SCZ022-025>031-035>038-041-GAZ065-077-252001- AIKEN-BAMBERG-BARNWELL-BURKE-CALHOUN-CLARENDON-EDGEFIELD-KERSHAW -LEE-LEXINGTON-ORANGEBURG-RICHLAND-RICHMOND-SALUDA-SUMTER- INCLUDING THE CITIES OF AIKEN...AUGUSTA...BISHOPVILLE...COLUMBIA ...LEXINGTON...ORANGEBURG...SUMTER... 201 PM EDT SAT AUG 25 2007 ...STRONG STORMS DEVELOPING OVER THE AREA... WIDELY SCATTERED THUNDERSTORMS WERE DEVELOPING OVER THE EASTERN CSRA AND CENTRAL MIDLANDS. THESE STORMS WERE MOVING SLOWLY EAST AT 5 TO 10 MPH. LOCALLY HEAVY RAINS CAN BE EXPECTED WITH THESE STORMS WITH WIND GUSTS TO 45 MPH. PEA SIZE HAIL MAY ALSO OCCUR.
Local storm report, Aug 25, 2:44 PM EDT, 1 hour 7 minutes before
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</html>Local storm report, Aug 25, 3:00 PM EDT, 51 minutes before
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</html>Local storm report, Aug 25, 3:05 PM EDT, 46 minutes before
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</html>Local storm report, Aug 25, 3:09 PM EDT, 42 minutes before
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</html>Local storm report, Aug 25, 3:26 PM EDT, 25 minutes before
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</html>The office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 2:12 PM EDT | Severe Thunderstorm Warning | CAE | Aiken | 48 min |
| Aug 25, 2:44 PM EDT | Severe Thunderstorm Warning | CAE | Aiken | 46 min |
| Aug 25, 2:46 PM EDT | Severe Thunderstorm Warning | CAE | Lexington | 44 min |
| Aug 25, 2:42 PM EDT | Severe Thunderstorm Warning | CAE | Richmond | 48 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 2007Every severe thunderstorm warning in 2007
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.