Alert archive / South Carolina / Special Weather Statements in 2016

Special Weather Statement, NWS Columbia, SC

May 3, 2016Clarendon County, South Carolina

NWS Columbia, SC issued this special weather statement at May 3, 2016, 7:45 AM EDT for Clarendon 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 3, 2016, 7:45 AM EDT (11:45 UTC)
Expired: May 3, 2016, 8:45 AM EDT
In force: 60 min
Issued by: NWS Columbia, SC

County Clarendon County, SC

The radar

The Columbia radar (KCAE), 99 km from the middle of the area, began a volume at 11:45 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, 11.8 hours before the alert went out and 274 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: 823 J/kg
Mixed-layer CIN: -61 J/kg
Mixed-layer LCL: 1011 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 189 m²/s²
0-3 km storm-relative helicity: 216 m²/s²
Significant tornado parameter: 0.8
Supercell composite: 7.3

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 May 3, 6:15 AM EDT, 1 hour 30 minutes earlier.

Area forecast discussion, May 3, 6:15 AM EDT, 1 hour 30 minutes before

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Hazardous weather outlook, May 3, 4:16 AM EDT, 3 hours 29 minutes before

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In the hours before

Special weather statement, May 3, 3:17 AM EDT, 4 hours 28 minutes before

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Special weather statement, May 3, 7:45 AM 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 2, 9:15 PM EDT	Special Weather Statement	CAE	Edgefield	30 min
May 2, 9:54 PM EDT	Special Weather Statement	CAE	Edgefield	51 min
May 2, 11:20 PM EDT	Severe Thunderstorm Warning	CAE	Edgefield, McCormick, Saluda	40 min
May 2, 11:42 PM EDT	Special Weather Statement	CAE	Saluda	18 min
May 3, 3:17 AM EDT	Special Weather Statement	CAE	Calhoun, Sumter	28 min
May 3, 3:41 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Barnwell	64 min
May 3, 6:01 PM EDT	Special Weather Statement	CAE	Lexington	29 min
May 3, 6:04 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Lexington	41 min
May 2, 8:38 PM EDT	Special Weather Statement	CAE	Richmond	37 min
May 2, 10:40 PM EDT	Special Weather Statement	CAE	Columbia, Lincoln, McDuffie	50 min
May 3, 4:47 PM EDT	Severe Thunderstorm Warning	CAE	Burke	58 min

Nearby

Special Weather Statements in South Carolina, 2016 Every special weather statement in 2016

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.