Alert archive / South Carolina / Severe Thunderstorm Watches in 2004

Severe Thunderstorm Watch 629

July 14, 200410 counties in Georgia; 10 counties in North Carolina; 29 counties in South Carolina

The Storm Prediction Center issued this severe thunderstorm watch at Jul 14, 2004, 10:40 AM EDT for 10 counties in Georgia; 10 counties in North Carolina; 29 counties in South Carolina. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jul 14, 2004, 10:40 AM EDT (14:40 UTC)
Expired
Jul 14, 2004, 5:00 PM EDT
In force
6 hr
Issued by
the Storm Prediction Center
All 49 counties

Columbia County, GA, Elbert County, GA, Franklin County, GA, Habersham County, GA, Hart County, GA, Lincoln County, GA, Rabun County, GA, Richmond County, GA, Stephens County, GA, White County, GA, Buncombe County, NC, Cleveland County, NC, Henderson County, NC, Jackson County, NC, McDowell County, NC, Mitchell County, NC, Polk County, NC, Rutherford County, NC, Transylvania County, NC, Yancey County, NC, Abbeville County, SC, Aiken County, SC, Allendale County, SC, Anderson County, SC, Bamberg County, SC, Barnwell County, SC, Calhoun County, SC, Cherokee County, SC, Chester County, SC, Edgefield County, SC, Fairfield County, SC, Greenville County, SC, Greenwood County, SC, Kershaw County, SC, Lancaster County, SC, Laurens County, SC, Lee County, SC, Lexington County, SC, McCormick County, SC, Newberry County, SC, Oconee County, SC, Orangeburg County, SC, Pickens County, SC, Richland County, SC, Saluda County, SC, Spartanburg County, SC, Sumter County, SC, Union County, SC, York County, SC

Discussions around it

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

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 2.7 hours before the alert went out and 285 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, Peachtre/Fal Fld, GA at 12:00Z on 2004-07-14Temperature 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, Peachtre/Fal Fld, GA at 12:00Z on 2004-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2332 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
71 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
Jul 13, 9:20 PM EDTSevere Thunderstorm WatchSPCCatoosa, Chattooga, Dade, Fannin, Gilmer, Gordon and 8 more6 hr
Jul 13, 11:21 PM EDTMesoscale DiscussionSPCBartow, Catoosa, Chattooga, Cherokee, Dade, Fannin and 8 more114 min
Jul 14, 1:03 PM EDTMesoscale DiscussionSPCCatoosa, Chattooga, Dade, Fannin, Floyd, Gilmer and 6 more117 min
Jul 14, 2:45 PM EDTSevere Thunderstorm WatchSPCBartow, Catoosa, Chattooga, Cherokee, Dade, Fannin and 7 more5 hr
Jul 14, 4:15 PM EDTSevere Thunderstorm WatchSPCBaldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 71 more6 hr
Jul 14, 4:44 PM EDTMesoscale DiscussionSPCBartow, Catoosa, Chattooga, Cherokee, Dade, Fannin and 7 more91 min
Jul 14, 7:23 PM EDTMesoscale DiscussionSPCBaldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 73 more97 min
Jul 14, 8:35 AM EDTMesoscale DiscussionSPCAvery, Buncombe, Burke, Cleveland, Graham, Haywood and 11 more85 min
Jul 14, 12:18 PM EDTMesoscale DiscussionSPCAlleghany, Caswell, Rockingham, Stokes, Surry117 min
Jul 14, 6:10 PM EDTMesoscale DiscussionSPCBertie, Camden, Chowan, Edgecombe, Franklin, Gates and 11 more65 min
Jul 14, 7:00 PM EDTSevere Thunderstorm WatchSPCAlamance, Bertie, Camden, Chatham, Chowan, Currituck and 22 more5 hr

Nearby

Severe Thunderstorm Watches in South Carolina, 2004Severe Thunderstorm Watches in Georgia, 2004Severe Thunderstorm Watches in North Carolina, 2004Every severe thunderstorm watch in 2004

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.