Alert archive / Georgia / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 47, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Mar 31, 2012, 10:48 PM EDT for Columbia County, Richmond County, Georgia; Edgefield County, South Carolina. It was in force for 57 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Mar 31, 2012, 10:48 PM EDT (02:48 UTC)
- Expired
- Mar 31, 2012, 11:45 PM EDT
- In force
- 57 min
- Issued by
- NWS Columbia, SC
- Area
- Storm-based polygon
Counties Columbia County, GA, Richmond County, GA, Edgefield County, SC
The radar
The Columbia radar (KCAE), 100 km from the middle of the area, began a volume at 02:49 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.
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 00:00Z, 2.8 hours before the alert went out and 203 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.
- Mixed-layer CAPE
- 601 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 815 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 20 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
172
WUUS52 KCAE 010248
SVRCAE
GAC073-245-SCC037-010345-
/O.NEW.KCAE.SV.W.0047.120401T0248Z-120401T0345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
1048 PM EDT SAT MAR 31 2012
THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN RICHMOND COUNTY IN EAST CENTRAL GEORGIA
EASTERN COLUMBIA COUNTY IN EAST CENTRAL GEORGIA
SOUTHWESTERN EDGEFIELD COUNTY IN CENTRAL SOUTH CAROLINA
* UNTIL 1145 PM EDT
* AT 1041 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS
STORM WAS LOCATED NEAR EVANS...AND MOVING SOUTHTEAST AT 20 MPH.
* SOME COMMUNITIES IN THE WARNING AREA INCLUDE MARTINEZ...
GROVETOWN...FORT GORDON...EVANS AND AUGUSTA
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
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 3364 8225 3365 8220 3362 8218 3359 8213
3363 8210 3366 8211 3366 8205 3355 8199
3353 8201 3349 8199 3348 8195 3341 8192
3341 8195 3338 8193 3337 8195 3335 8194
3333 8190 3332 8232
TIME...MOT...LOC 0247Z 339DEG 15KT 3356 8215
$$
LM1 follow-up statement
248
WWUS52 KCAE 010309
SVSCAE
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
1109 PM EDT SAT MAR 31 2012
SCC037-010317-
/O.CAN.KCAE.SV.W.0047.000000T0000Z-120401T0345Z/
EDGEFIELD SC-
1109 PM EDT SAT MAR 31 2012
...THE SEVERE THUNDERSTORM WARNING FOR EDGEFIELD COUNTY IS
CANCELLED...
REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1...8 7
7...6 3 3...6 7 7 2.
LAT...LON 3335 8230 3337 8231 3347 8229 3355 8216
3359 8213 3359 8210 3353 8201 3349 8199
3347 8195 3341 8192 3341 8195 3338 8193
3337 8195 3334 8194 3333 8190 3332 8232
TIME...MOT...LOC 0307Z 339DEG 15KT 3348 8211
$$
GAC073-245-010345-
/O.CON.KCAE.SV.W.0047.000000T0000Z-120401T0345Z/
RICHMOND GA-COLUMBIA GA-
1109 PM EDT SAT MAR 31 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1145 PM EDT
FOR COLUMBIA AND RICHMOND COUNTIES...
AT 1107 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LIKELY SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING
WIND AND QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR MARTINEZ IN
EASTERN COLUMBIA COUNTY. MOVEMENT WAS SOUTH AT 15 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
GROVETOWN...FORT GORDON AND AUGUSTA
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 3335 8230 3337 8231 3347 8229 3355 8216
3359 8213 3359 8210 3353 8201 3349 8199
3347 8195 3341 8192 3341 8195 3338 8193
3337 8195 3334 8194 3333 8190 3332 8232
TIME...MOT...LOC 0307Z 339DEG 15KT 3348 8211
$$The office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 31, 8:18 PM EDT | Special Weather Statement | CAE | Saluda | 42 min |
| Mar 31, 9:00 PM EDT | Special Weather Statement | CAE | Aiken, Edgefield, McCormick | 60 min |
| Mar 31, 9:09 PM EDT | Severe Thunderstorm Warning | CAE | Edgefield, McCormick | 66 min |
| Mar 31, 9:29 PM EDT | Severe Thunderstorm Warning | CAE | Aiken | 38 min |
| Apr 1, 7:01 PM EDT | Special Weather Statement | CAE | Edgefield | 44 min |
| Apr 1, 7:07 PM EDT | Severe Thunderstorm Warning | CAE | Edgefield, McCormick | 38 min |
| Apr 1, 7:45 PM EDT | Special Weather Statement | CAE | Edgefield | 45 min |
| Apr 1, 7:52 PM EDT | Special Weather Statement | CAE | Newberry | 38 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.