Alert archive / South Carolina / Special Weather Statements in 2016

Special Weather Statement, NWS Columbia, SC

February 24, 2016McCormick County, South Carolina; Lincoln County, Georgia

NWS Columbia, SC issued this special weather statement at Feb 24, 2016, 9:39 AM EST for McCormick County, South Carolina; Lincoln County, Georgia. It was in force for 36 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: Feb 24, 2016, 9:39 AM EST (14:39 UTC)
Expired: Feb 24, 2016, 10:15 AM EST
In force: 36 min
Issued by: NWS Columbia, SC

Counties Lincoln County, GA, McCormick County, SC

The radar

The Greer radar (KGSP), 105 km from the middle of the area, began a volume at 14:42 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, 2.7 hours before the alert went out and 257 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: 396 J/kg
Mixed-layer CIN: -39 J/kg
Mixed-layer LCL: 754 m above ground
0-6 km bulk shear: 60 kt
0-1 km storm-relative helicity: 210 m²/s²
0-3 km storm-relative helicity: 236 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 3.2

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 Feb 24, 8:31 AM EST, 1 hour 8 minutes earlier.

Area forecast discussion, Feb 24, 8:31 AM EST, 1 hour 8 minutes before

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Hazardous weather outlook, Feb 24, 7:56 AM EST, 1 hour 43 minutes before

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In the hours before

Special weather statement, Feb 24, 7:37 AM EST, 2 hours 2 minutes before

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Special weather statement, Feb 24, 7:43 AM EST, 1 hour 56 minutes before

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Local storm report, Feb 24, 7:59 AM EST, 1 hour 40 minutes before

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Local storm report, Feb 24, 8:03 AM EST, 1 hour 36 minutes before

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Local storm report, Feb 24, 8:19 AM EST, 1 hour 20 minutes before

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Special weather statement, Feb 24, 9:39 AM EST, 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
Feb 24, 5:12 AM EST	Special Weather Statement	CAE	Aiken, Barnwell	63 min
Feb 24, 5:37 AM EST	Severe Thunderstorm Warning	CAE	Aiken, Edgefield	53 min
Feb 24, 6:34 AM EST	Special Weather Statement	CAE	Barnwell	26 min
Feb 24, 7:14 AM EST	Special Weather Statement	CAE	Lexington	31 min
Feb 24, 7:37 AM EST	Special Weather Statement	CAE	Orangeburg	23 min
Feb 24, 7:43 AM EST	Special Weather Statement	CAE	Bamberg	32 min
Feb 24, 10:30 AM EST	Special Weather Statement	CAE	Saluda	30 min
Feb 24, 10:57 AM EST	Special Weather Statement	CAE	Newberry	48 min
Feb 24, 10:59 AM EST	Special Weather Statement	CAE	Edgefield	46 min
Feb 24, 11:42 AM EST	Special Weather Statement	CAE	Edgefield	33 min
Feb 24, 11:53 AM EST	Special Weather Statement	CAE	Saluda	37 min
Feb 24, 12:17 PM EST	Severe Thunderstorm Warning	CAE	Lancaster	43 min
Feb 24, 1:08 PM EST	Severe Thunderstorm Warning	CAE	Lancaster	37 min
Feb 24, 2:35 PM EST	Special Weather Statement	CAE	Lee	25 min
Feb 24, 2:36 PM EST	Special Weather Statement	CAE	Chesterfield	24 min
Feb 24, 3:00 PM EST	Special Weather Statement	CAE	Chesterfield	30 min
Feb 24, 3:03 PM EST	Tornado Warning	CAE	Chesterfield	42 min
Feb 24, 3:56 PM EST	Severe Thunderstorm Warning	CAE	Chesterfield	19 min
Feb 24, 5:19 AM EST	Severe Thunderstorm Warning	CAE	Burke, Richmond	56 min

Nearby

Special Weather Statements in South Carolina, 2016 Special Weather Statements in Georgia, 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.