Alert archive / South Carolina / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 196, NWS Columbia, SC

June 24, 2011Edgefield County, McCormick County, South Carolina; Lincoln County, Georgia

NWS Columbia, SC issued this severe thunderstorm warning at Jun 24, 2011, 7:11 PM EDT for Edgefield County, McCormick County, South Carolina; Lincoln County, Georgia. It was in force for 49 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jun 24, 2011, 7:11 PM EDT (23:11 UTC)
Expired: Jun 24, 2011, 8:00 PM EDT
In force: 49 min
Issued by: NWS Columbia, SC
Area: Storm-based polygon

Counties Lincoln County, GA, Edgefield County, SC, McCormick County, SC

The radar

The Columbia radar (KCAE), 108 km from the middle of the area, began a volume at 23:13 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.

What was reported inside it

Time	Report	Where	Remark
Jun 24, 7:22 PM EDT	TSTM WND DMG	2 S Mccormick, SC	TREES REPORTED DOWN ALONG TROY WEST RD

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.2 hours before the alert went out and 213 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: 1316 J/kg
Mixed-layer CIN: -59 J/kg
Mixed-layer LCL: 735 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 64 m²/s²
0-3 km storm-relative helicity: 39 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

135 
WUUS52 KCAE 242311
SVRCAE
GAC181-SCC037-065-250000-
/O.NEW.KCAE.SV.W.0196.110624T2311Z-110625T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
711 PM EDT FRI JUN 24 2011

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LINCOLN COUNTY IN EAST CENTRAL GEORGIA
  NORTHERN EDGEFIELD COUNTY IN CENTRAL SOUTH CAROLINA
  MCCORMICK COUNTY IN CENTRAL SOUTH CAROLINA

* UNTIL 800 PM EDT

* AT 708 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED NEAR MCCORMICK...OR 18 MILES
  SOUTH OF ABBEVILLE...AND MOVING SOUTHEAST AT 15 MPH.

* SOME COMMUNITIES IN THE WARNING AREA INCLUDE LINCOLNTON...MCCORMICK
  AND EDGEFIELD

REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE...TOLL FREE 1 877 6 3
3...6 7 7 2.

LAT...LON 3398 8261 3396 8258 3400 8259 3401 8231
      3397 8229 3401 8223 3397 8219 3399 8214
      3398 8204 3395 8204 3398 8191 3374 8176
      3367 8221 3369 8224 3368 8228 3370 8231
      3364 8246 3397 8264
TIME...MOT...LOC 2312Z 306DEG 13KT 3392 8225

$$

HC

The office that day

Everything else NWS Columbia, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 24, 4:54 PM EDT	Severe Thunderstorm Warning	CAE	Newberry, Saluda	51 min
Jun 24, 5:20 PM EDT	Severe Thunderstorm Warning	CAE	Chesterfield, Kershaw, Lancaster	55 min
Jun 24, 5:44 PM EDT	Severe Thunderstorm Warning	CAE	Lexington, Newberry, Richland, Saluda	61 min
Jun 24, 6:08 PM EDT	Severe Thunderstorm Warning	CAE	Edgefield, McCormick, Newberry, Saluda	52 min
Jun 24, 6:14 PM EDT	Severe Thunderstorm Warning	CAE	Chesterfield	46 min
Jun 24, 6:45 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Calhoun, Edgefield, Lexington, Newberry, Richland and 1 more	60 min
Jun 24, 7:50 PM EDT	Areal Flood Advisory	CAE	Edgefield, McCormick	115 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2011 Severe Thunderstorm Warnings in Georgia, 2011 Every severe thunderstorm warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.