Alert archive / Georgia / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 12, NWS Columbia, SC

March 3, 2012Lincoln County, Georgia; McCormick County, South Carolina

NWS Columbia, SC issued this severe thunderstorm warning at Mar 3, 2012, 4:03 AM EST for Lincoln County, Georgia; McCormick County, South Carolina. It was in force for 61 min. 2 reports 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
Mar 3, 2012, 4:03 AM EST (09:03 UTC)
Expired
Mar 3, 2012, 5:04 AM EST
In force
61 min
Issued by
NWS Columbia, SC
Area
Storm-based polygon

Counties Lincoln County, GA, McCormick County, SC

The radar

The Columbia radar (KCAE), 110 km from the middle of the area, began a volume at 09:04 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

TimeReportWhereRemark
Mar 3, 4:21 AM ESTTSTM WND DMGLincolnton, GADISPATCH REPORTED A COUPLE OF TREES DOWN ON AUGUSTA HWY SOUTHEAST OF LINCOLNTON.
Mar 3, 4:26 AM ESTTSTM WND DMGPlum Branch, SCDISPATCH REPORTED A COUPLE OF TREES DOWN HWY 221.

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 00:00Z, 9.1 hours before the alert went out and 210 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 00:00Z on 2012-03-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 540 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 00:00Z on 2012-03-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 212 square meters per square second.1939587897117Sfc1 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
540 J/kg
Mixed-layer CIN
-34 J/kg
Mixed-layer LCL
948 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
212 m²/s²
0-3 km storm-relative helicity
274 m²/s²
Significant tornado parameter
0.8
Supercell composite
4.4

Open this sounding in Storm Lab

The text

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

450 
WUUS52 KCAE 030903
SVRCAE
GAC181-SCC065-031015-
/O.NEW.KCAE.SV.W.0012.120303T0903Z-120303T1015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
403 AM EST SAT MAR 3 2012

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A

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

* UNTIL 515 AM EST

* AT 400 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  DEVELOPING SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS 
  NEAR 60 MPH.  THIS STORM WAS NEARING WESTERN SECTIONS OF 
  LINCOLN COUNTY AND MOVING EAST AT 50 MPH.

* SOME COMMUNITIES IN THE WARNING AREA INCLUDE LINCOLNTON AND
  MOUNT CARMEL.

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 3397 8259 3401 8260 3408 8249 3406 8232
      3398 8230 3402 8225 3398 8219 3399 8208
      3398 8208 3394 8209 3392 8216 3384 8212
      3373 8218 3364 8217 3364 8220 3369 8222
      3370 8231 3365 8242 3366 8250 3397 8265
TIME...MOT...LOC 0901Z 257DEG 61KT 3395 8262

$$
3 follow-up statements
458 
WWUS52 KCAE 030929
SVSCAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
429 AM EST SAT MAR 3 2012

GAC181-SCC065-031015-
/O.CON.KCAE.SV.W.0012.000000T0000Z-120303T1015Z/
LINCOLN GA-MCCORMICK SC-
429 AM EST SAT MAR 3 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 AM EST
FOR MCCORMICK AND LINCOLN COUNTIES...

AT 425 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE AN AREA OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS NEAR 60 MPH. DAMAGING HAIL MAY ALSO OCCUR. THE STORMS EXTENDED
FROM JUST SOUTH OF TROY...TO MCCORMICK...TO THE SOUTH PART OF LAKE
THURMOND. MOVEMENT WAS EASTWARD NEAR 50 MPH. 

A SMALL INTERIOR ROOM ON THE LOWEST FLOOR USUALLY OFFERS THE
BEST PROTECTION FROM SEVERE THUNDERSTORMS.

REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1...8 7
7...6 3 3...6 7 7 2.

LAT...LON 3380 8256 3386 8246 3405 8232 3398 8230
      3402 8225 3398 8219 3398 8208 3394 8209
      3392 8216 3388 8216 3383 8212 3373 8218
      3364 8217 3364 8220 3369 8222 3370 8231
      3370 8235 3365 8243 3366 8250
TIME...MOT...LOC 0925Z 257DEG 61KT 3404 8214

$$
103 
WWUS52 KCAE 030947
SVSCAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
447 AM EST SAT MAR 3 2012

GAC181-SCC065-031015-
/O.CON.KCAE.SV.W.0012.000000T0000Z-120303T1015Z/
LINCOLN GA-MCCORMICK SC-
447 AM EST SAT MAR 3 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 AM EST
FOR MCCORMICK AND LINCOLN COUNTIES...

AT 446 AM EST...A LIKELY SEVERE THUNDERSTORM WITH WINDS NEAR
60 MPH WAS LOCATED NEAR THE SOUTH PART OF LAKE THURMOND...
MOVING EASTWARD NEAR 50 MPH. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1...8 7
7...6 3 3...6 7 7 2.

&&

LAT...LON 3382 8214 3380 8214 3377 8217 3375 8217
      3373 8218 3364 8217 3364 8220 3369 8222
      3370 8226 3371 8228
TIME...MOT...LOC 0946Z 257DEG 61KT 3412 8172

$$
209 
WWUS52 KCAE 031004
SVSCAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
504 AM EST SAT MAR 3 2012

GAC181-SCC065-031014-
/O.CAN.KCAE.SV.W.0012.000000T0000Z-120303T1015Z/
LINCOLN GA-MCCORMICK SC-
504 AM EST SAT MAR 3 2012

THE SEVERE THUNDERSTORM WARNING FOR MCCORMICK AND LINCOLN COUNTIES
IS CANCELLED.

HOWEVER...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 AM EST
SATURDAY MORNING FOR EAST CENTRAL GEORGIA AND CENTRAL SOUTH CAROLINA.

REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1...8 7
7...6 3 3...6 7 7 2.

LAT...LON 3382 8214 3380 8214 3377 8217 3375 8217
      3373 8218 3364 8217 3364 8220 3369 8222
      3370 8226 3371 8228
TIME...MOT...LOC 1004Z 257DEG 61KT 3419 8136

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 3, 7:17 AM ESTSpecial Weather StatementCAEBurke, Richmond58 min
Mar 3, 8:16 AM ESTSevere Thunderstorm WarningCAEBurke44 min
Mar 3, 8:54 AM ESTSevere Thunderstorm WarningCAEBurke51 min
Mar 3, 4:24 AM ESTSevere Thunderstorm WarningCAEEdgefield, Newberry, Saluda60 min
Mar 3, 4:52 AM ESTSevere Thunderstorm WarningCAEAiken, Fairfield, Lexington, Newberry, Richland83 min
Mar 3, 5:23 AM ESTSevere Thunderstorm WarningCAECalhoun, Fairfield, Kershaw, Lancaster, Lexington, Orangeburg and 2 more67 min
Mar 3, 5:32 AM ESTTornado WarningCAEKershaw, Richland13 min
Mar 3, 5:55 AM ESTSevere Thunderstorm WarningCAECalhoun, Chesterfield, Clarendon, Kershaw, Lee, Orangeburg and 1 more80 min
Mar 3, 9:44 AM ESTSevere Thunderstorm WarningCAEBamberg, Orangeburg46 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2012Severe Thunderstorm Warnings in South Carolina, 2012Every severe thunderstorm warning in 2012

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.