Alert archive / South Carolina / Freeze Watches in 2008

Freeze Watch 2, NWS Columbia, SC

October 28, 200816 counties in South Carolina; 5 counties in Georgia

NWS Columbia, SC issued this freeze watch at Oct 28, 2008, 3:19 AM EDT for 16 counties in South Carolina; 5 counties in Georgia. It took effect at Oct 29, 2008, 4:00 AM EDT. It was in force for .

The area

The counties it named.

The facts

Issued: Oct 28, 2008, 3:19 AM EDT (07:19 UTC)
In effect from: Oct 29, 2008, 4:00 AM EDT
Expired: Oct 28, 2008, 3:31 PM EDT
In force
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 nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 7.3 hours before the alert went out and 286 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: 2105 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: -64 m²/s²
0-3 km storm-relative helicity: -60 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 freeze watch 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 freeze watch went out at Oct 28, 3:15 AM EDT, 4 minutes earlier.

Area forecast discussion, Oct 28, 3:15 AM EDT, 4 minutes before

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Hazardous weather outlook, Oct 27, 6:12 PM EDT, 9 hours 7 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
Oct 28, 3:31 PM EDT	Freeze Warning	CAE	Aiken, Bamberg, Barnwell, Calhoun, Chesterfield, Clarendon and 10 more	17 hr

Nearby

Freeze Watches in South Carolina, 2008 Freeze Watches in Georgia, 2008 Every freeze watch in 2008

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.