Alert archive / South Carolina / Severe Thunderstorm Watches in 2002

Severe Thunderstorm Watch 276

May 10, 20028 counties in Georgia; 23 counties in North Carolina; 27 counties in South Carolina

The Storm Prediction Center issued this severe thunderstorm watch at May 10, 2002, 2:45 PM EDT for 8 counties in Georgia; 23 counties in North Carolina; 27 counties in South Carolina. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued
May 10, 2002, 2:45 PM EDT (18:45 UTC)
Expired
May 10, 2002, 7:00 PM EDT
In force
4 hr
Issued by
the Storm Prediction Center
All 58 counties

Burke County, GA, Columbia County, GA, Glascock County, GA, Jefferson County, GA, Johnson County, GA, Lincoln County, GA, McDuffie County, GA, Richmond County, GA, Anson County, NC, Bladen County, NC, Brunswick County, NC, Columbus County, NC, Craven County, NC, Cumberland County, NC, Duplin County, NC, Greene County, NC, Harnett County, NC, Hoke County, NC, Johnston County, NC, Jones County, NC, Lenoir County, NC, Martin County, NC, New Hanover County, NC, Onslow County, NC, Pender County, NC, Pitt County, NC, Richmond County, NC, Robeson County, NC, Sampson County, NC, Scotland County, NC, Wayne County, NC, Abbeville County, SC, Aiken County, SC, Bamberg County, SC, Barnwell County, SC, Calhoun County, SC, Chesterfield County, SC, Clarendon County, SC, Darlington County, SC, Dillon County, SC, Edgefield County, SC, Fairfield County, SC, Florence County, SC, Greenwood County, SC, Horry County, SC, Kershaw County, SC, Lancaster County, SC, Lee County, SC, Lexington County, SC, Marion County, SC, Marlboro County, SC, McCormick County, SC, Newberry County, SC, Orangeburg County, SC, Richland County, SC, Saluda County, SC, Sumter County, SC, Williamsburg County, SC

The radar

The Columbia radar (KCAE), 76 km from the middle of the area, began a volume at 18:44 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.

Warnings issued inside it

16 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
May 10, 2:58 PM EDTSevere Thunderstorm WarningILMNew Hanover47 min
May 10, 3:08 PM EDTSevere Thunderstorm WarningILMNew Hanover37 min
May 10, 3:28 PM EDTSevere Thunderstorm WarningCAEFairfield47 min
May 10, 3:47 PM EDTSevere Thunderstorm WarningCAEChesterfield43 min
May 10, 3:49 PM EDTSevere Thunderstorm WarningILMNew Hanover41 min
May 10, 4:10 PM EDTSevere Thunderstorm WarningILMDarlington, Marlboro65 min
May 10, 4:38 PM EDTSevere Thunderstorm WarningCAEMcDuffie52 min
May 10, 4:59 PM EDTSevere Thunderstorm WarningRAHCumberland31 min
May 10, 5:20 PM EDTSevere Thunderstorm WarningILMRobeson40 min
May 10, 5:25 PM EDTSevere Thunderstorm WarningILMMarion50 min
May 10, 5:45 PM EDTSevere Thunderstorm WarningILMColumbus60 min
May 10, 5:52 PM EDTSevere Thunderstorm WarningILMHorry53 min
May 10, 6:30 PM EDTSevere Thunderstorm WarningILMBrunswick60 min
May 10, 6:31 PM EDTSevere Thunderstorm WarningILMBladen29 min
May 10, 6:44 PM EDTSevere Thunderstorm WarningILMHorry31 min
May 10, 6:48 PM EDTSevere Thunderstorm WarningILMColumbus42 min

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 6.8 hours before the alert went out and 156 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-pSkew-T log-p diagram, Charleston AFB, SC at 12:00Z on 2002-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 412 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Charleston AFB, SC at 12:00Z on 2002-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 74 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
412 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
701 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
74 m²/s²
0-3 km storm-relative helicity
88 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.9

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 10, 2:30 PM EDTSevere Thunderstorm WatchSPCBaldwin, Barrow, Bartow, Bibb, Bleckley, Butts and 52 more5 hr

Nearby

Severe Thunderstorm Watches in South Carolina, 2002Severe Thunderstorm Watches in North Carolina, 2002Severe Thunderstorm Watches in Georgia, 2002Every severe thunderstorm watch in 2002

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.