Alert archive / South Carolina / Lake Wind Advisories in 2013

Lake Wind Advisory 11, NWS Columbia, SC

March 25, 201316 counties in South Carolina; 5 counties in Georgia

NWS Columbia, SC issued this lake wind advisory at Mar 25, 2013, 8:08 PM EDT for 16 counties in South Carolina; 5 counties in Georgia. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued: Mar 25, 2013, 8:08 PM EDT (00:08 UTC)
Expired: Mar 26, 2013, 11:59 AM EDT
In force: 16 hr
Issued by: NWS Columbia, SC

All 21 counties

Burke County, GA, Columbia County, GA, Lincoln County, GA, McDuffie County, GA, Richmond County, GA, Aiken County, SC, Bamberg County, SC, Barnwell County, SC, Calhoun County, SC, Chesterfield County, SC, Clarendon County, SC, Edgefield County, SC, Fairfield County, SC, Kershaw County, SC, Lee County, SC, Lexington County, SC, McCormick County, SC, Newberry County, SC, Richland County, SC, Saluda County, SC, Sumter County, SC

The radar

The Columbia radar (KCAE), 28 km from the middle of the area, began a volume at 00:14 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, 0.1 hours before the alert went out and 162 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2768 m above ground
0-6 km bulk shear: 107 kt
0-1 km storm-relative helicity: -4 m²/s²
0-3 km storm-relative helicity: -64 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this lake wind advisory 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 lake wind advisory went out at Mar 25, 6:18 PM EDT, 1 hour 50 minutes earlier.

Area forecast discussion, Mar 25, 6:18 PM EDT, 1 hour 50 minutes before

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Hazardous weather outlook, Mar 25, 2:23 PM EDT, 5 hours 45 minutes before

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In the hours before

Special weather statement, Mar 25, 2:26 PM EDT, 5 hours 42 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
Mar 25, 10:12 PM EDT	Freeze Warning	CAE	Edgefield, Fairfield, McCormick, Newberry, Saluda	10 hr
Mar 26, 2:22 AM EDT	Freeze Watch	CAE	Aiken, Bamberg, Barnwell, Calhoun, Chesterfield, Clarendon and 10 more	10 hr
Mar 26, 11:59 AM EDT	Freeze Warning	CAE	Aiken, Bamberg, Barnwell, Calhoun, Chesterfield, Clarendon and 10 more	21 hr

Nearby

Lake Wind Advisories in South Carolina, 2013 Lake Wind Advisories in Georgia, 2013 Every lake wind advisory in 2013

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.