Alert archive / South Carolina / Special Weather Statements in 2024

Special Weather Statement, NWS Columbia, SC

August 3, 2024Chesterfield County, South Carolina

NWS Columbia, SC issued this special weather statement at Aug 3, 2024, 4:29 PM EDT for Chesterfield County, South Carolina. It was in force for 46 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: Aug 3, 2024, 4:29 PM EDT (20:29 UTC)
Expired: Aug 3, 2024, 5:15 PM EDT
In force: 46 min
Issued by: NWS Columbia, SC
Hail: 0.25 in
Wind: 50

County Chesterfield County, SC

The radar

The Columbia radar (KCAE), 129 km from the middle of the area, began a volume at 20:30 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, 8.5 hours before the alert went out and 168 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: 775 J/kg
Mixed-layer CIN: -49 J/kg
Mixed-layer LCL: 586 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 69 m²/s²
0-3 km storm-relative helicity: 116 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.2

Open this sounding in Storm Lab

The text

As transmitted.

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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 Aug 3, 2:34 PM EDT, 1 hour 55 minutes earlier.

Area forecast discussion, Aug 3, 2:34 PM EDT, 1 hour 55 minutes before

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In the hours before

Special weather statement, Aug 3, 3:33 PM EDT, 56 minutes before

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Local storm report, Aug 3, 3:34 PM EDT, 55 minutes before

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Local storm report, Aug 3, 4:00 PM EDT, 29 minutes before

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Local storm report, Aug 3, 4:07 PM EDT, 22 minutes before

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Local storm report, Aug 3, 4:21 PM EDT, 8 minutes before

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Special weather statement, Aug 3, 4:29 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
Aug 3, 1:36 PM EDT	Special Weather Statement	CAE	Edgefield, Saluda	39 min
Aug 3, 1:38 PM EDT	Special Weather Statement	CAE	Fairfield	37 min
Aug 3, 2:01 PM EDT	Special Weather Statement	CAE	Newberry	29 min
Aug 3, 2:12 PM EDT	Special Weather Statement	CAE	Kershaw	48 min
Aug 3, 2:23 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Edgefield, McCormick	37 min
Aug 3, 2:37 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield, Kershaw, Lancaster, Richland	38 min
Aug 3, 3:06 PM EDT	Severe Thunderstorm Warning	CAE	Chesterfield, Kershaw, Lancaster	39 min
Aug 3, 3:11 PM EDT	Severe Thunderstorm Warning	CAE	Edgefield, Saluda	49 min
Aug 3, 3:12 PM EDT	Flash Flood Warning	CAE	Fairfield, Kershaw, Lexington, Richland	4 hr
Aug 3, 3:33 PM EDT	Special Weather Statement	CAE	McCormick	27 min
Aug 3, 3:45 PM EDT	Severe Thunderstorm Warning	CAE	Aiken	45 min
Aug 3, 4:07 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Lexington	38 min
Aug 3, 4:15 PM EDT	Severe Thunderstorm Warning	CAE	Kershaw, Lee, Richland, Sumter	45 min
Aug 3, 4:23 PM EDT	Flash Flood Warning Considerable damage threat	CAE	Richland	3 hr
Aug 3, 4:34 PM EDT	Special Weather Statement	CAE	Kershaw	41 min
Aug 3, 4:38 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield, Kershaw, Richland	52 min
Aug 3, 4:43 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Calhoun, Lexington	47 min
Aug 3, 5:27 PM EDT	Severe Thunderstorm Warning Considerable damage threat	CAE	Kershaw, Richland	48 min
Aug 3, 5:40 PM EDT	Severe Thunderstorm Warning	CAE	Lee, Richland, Sumter	50 min
Aug 3, 6:38 PM EDT	Areal Flood Advisory	CAE	Lee	2 hr
Aug 3, 6:50 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Clarendon, Orangeburg, Sumter	40 min
Aug 3, 7:10 PM EDT	Areal Flood Advisory	CAE	Calhoun, Orangeburg	110 min
Aug 3, 2:10 PM EDT	Special Weather Statement	CAE	Columbia, McDuffie	50 min
Aug 3, 3:01 PM EDT	Special Weather Statement	CAE	Richmond	44 min
Aug 3, 4:44 PM EDT	Areal Flood Advisory	CAE	Burke, Columbia, McDuffie, Richmond	2 hr
Aug 3, 5:51 PM EDT	Areal Flood Advisory	CAE	Burke	114 min
Aug 3, 6:46 PM EDT	Severe Thunderstorm Warning	CAE	Burke	29 min

Nearby

Special Weather Statements in South Carolina, 2024 Every special weather statement in 2024

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.