Alert archive / South Carolina / Severe Thunderstorm Watches in 2005

Severe Thunderstorm Watch 193

April 22, 200523 counties in Georgia; Anson County, North Carolina; 27 counties in South Carolina

The Storm Prediction Center issued this severe thunderstorm watch at Apr 22, 2005, 5:35 PM EDT for 23 counties in Georgia; Anson County, North Carolina; 27 counties in South Carolina. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Apr 22, 2005, 5:35 PM EDT (21:35 UTC)
Expired
Apr 22, 2005, 11:00 PM EDT
In force
5 hr
Issued by
the Storm Prediction Center
All 51 counties

Appling County, GA, Bryan County, GA, Bulloch County, GA, Burke County, GA, Candler County, GA, Chatham County, GA, Effingham County, GA, Emanuel County, GA, Evans County, GA, Glynn County, GA, Jeff Davis County, GA, Jenkins County, GA, Liberty County, GA, Long County, GA, McIntosh County, GA, Montgomery County, GA, Screven County, GA, Tattnall County, GA, Telfair County, GA, Toombs County, GA, Treutlen County, GA, Wayne County, GA, Wheeler County, GA, Anson County, NC, Allendale County, SC, Bamberg County, SC, Barnwell County, SC, Beaufort County, SC, Berkeley County, SC, Calhoun County, SC, Charleston County, SC, Chesterfield County, SC, Clarendon County, SC, Colleton County, SC, Darlington County, SC, Dillon County, SC, Dorchester County, SC, Florence County, SC, Georgetown County, SC, Hampton County, SC, Horry County, SC, Jasper County, SC, Kershaw County, SC, Lee County, SC, Lexington County, SC, Marion County, SC, Marlboro County, SC, Orangeburg County, SC, Richland County, SC, Sumter County, SC, Williamsburg County, SC

The radar

The Charleston,SC radar (KCLX), 26 km from the middle of the area, began a volume at 21:38 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

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

IssuedProductOfficeCountiesLasted
Apr 22, 5:36 PM EDTSevere Thunderstorm WarningCHSScreven39 min
Apr 22, 5:37 PM EDTSevere Thunderstorm WarningCHSScreven53 min
Apr 22, 5:41 PM EDTSevere Thunderstorm WarningCAEKershaw49 min
Apr 22, 5:46 PM EDTSevere Thunderstorm WarningCAECalhoun, Orangeburg, Richland, Sumter44 min
Apr 22, 5:48 PM EDTSevere Thunderstorm WarningFFCMontgomery, Wheeler27 min
Apr 22, 5:54 PM EDTSevere Thunderstorm WarningCHSHampton52 min
Apr 22, 6:01 PM EDTSevere Thunderstorm WarningCHSColleton44 min
Apr 22, 6:20 PM EDTSevere Thunderstorm WarningCHSEffingham40 min
Apr 22, 6:25 PM EDTSevere Thunderstorm WarningCAEOrangeburg35 min
Apr 22, 6:35 PM EDTSevere Thunderstorm WarningCAELee, Sumter25 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 9.6 hours before the alert went out and 120 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 2005-04-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2005-04-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 11 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1878 m above ground
0-6 km bulk shear
3 kt
0-1 km storm-relative helicity
11 m²/s²
0-3 km storm-relative helicity
58 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 22, 12:18 PM EDTMesoscale DiscussionSPCBanks, Bartow, Carroll, Cherokee, Clayton, Cobb and 23 more117 min
Apr 22, 1:10 PM EDTSevere Thunderstorm WatchSPCBaldwin, Banks, Barrow, Bibb, Bleckley, Butts and 66 more7 hr
Apr 22, 3:27 PM EDTMesoscale DiscussionSPCBaldwin, Bibb, Bleckley, Burke, Columbia, Crawford and 26 more93 min
Apr 22, 3:35 PM EDTSevere Thunderstorm WatchSPCQuitman6 hr
Apr 22, 6:17 PM EDTMesoscale DiscussionSPCCatoosa, Chattooga, Fannin, Gilmer, Gordon, Murray and 4 more58 min
Apr 22, 6:40 PM EDTSevere Thunderstorm WatchSPCBartow, Carroll, Catoosa, Chattooga, Cherokee, Clayton and 17 more5 hr
Apr 22, 7:15 PM EDTSevere Thunderstorm WatchSPCAtkinson, Bacon, Baker, Ben Hill, Berrien, Brooks and 28 more6 hr
Apr 22, 7:40 PM EDTMesoscale DiscussionSPCCatoosa, Dade, Gilmer, Murray, Walker, Whitfield95 min
Apr 22, 2:35 PM EDTSevere Thunderstorm WatchSPCAlamance, Alexander, Alleghany, Ashe, Burke, Cabarrus and 25 more5 hr

Nearby

Severe Thunderstorm Watches in South Carolina, 2005Severe Thunderstorm Watches in Georgia, 2005Severe Thunderstorm Watches in North Carolina, 2005Every severe thunderstorm watch in 2005

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.