Alert archive / South Carolina / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 45, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Mar 31, 2012, 9:09 PM EDT for Edgefield County, McCormick County, South Carolina. It was in force for 66 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, 9:09 PM EDT (01:09 UTC)
- Expired
- Mar 31, 2012, 10:15 PM EDT
- In force
- 66 min
- Issued by
- NWS Columbia, SC
- Area
- Storm-based polygon
Counties Edgefield County, SC, McCormick County, SC
The radar
The Columbia radar (KCAE), 95 km from the middle of the area, began a volume at 01:10 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
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 1.2 hours before the alert went out and 225 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
- 816 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 1577 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 26 m²/s²
- 0-3 km storm-relative helicity
- 39 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
373
WUUS52 KCAE 010109
SVRCAE
SCC037-065-010215-
/O.NEW.KCAE.SV.W.0045.120401T0109Z-120401T0215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
909 PM EDT SAT MAR 31 2012
THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EDGEFIELD COUNTY IN CENTRAL SOUTH CAROLINA
MCCORMICK COUNTY IN CENTRAL SOUTH CAROLINA
* UNTIL 1015 PM EDT
* AT 906 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 12
MILES NORTH OF MCCORMICK...OR 9 MILES SOUTHWEST OF GREENWOOD...AND
MOVING SOUTH AT 20 MPH.
* SOME COMMUNITIES IN THE WARNING AREA INCLUDE MCCORMICK...JOHNSTON
AND EDGEFIELD
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.
THIS STORM HAS A HISTORY OF PRODUCING LARGE DAMAGING HAIL. SEEK
SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY 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 3407 8236 3406 8232 3398 8230 3402 8224
3398 8219 3399 8215 3399 8205 3396 8204
3398 8190 3388 8186 3385 8179 3377 8172
3357 8207 3358 8208 3373 8224 3375 8225
3378 8230 3380 8230 3389 8242
TIME...MOT...LOC 0108Z 345DEG 18KT 3406 8223
$$1 follow-up statement
875
WWUS52 KCAE 010155
SVSCAE
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
955 PM EDT SAT MAR 31 2012
SCC037-065-010215-
/O.CON.KCAE.SV.W.0045.000000T0000Z-120401T0215Z/
EDGEFIELD SC-MCCORMICK SC-
955 PM EDT SAT MAR 31 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM EDT
FOR MCCORMICK AND EDGEFIELD COUNTIES...
AT 954 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR PARKSVILLE...OR 22 MILES NORTH OF EVANS...MOVING SOUTH
AT 20 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
JOHNSTON...EDGEFIELD AND TRENTON
REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1...8 7
7...6 3 3...6 7 7 2.
LAT...LON 3383 8233 3399 8205 3396 8204 3397 8190
3390 8187 3386 8184 3385 8179 3377 8172
3357 8207 3373 8224 3376 8225 3378 8230
3380 8230
TIME...MOT...LOC 0155Z 345DEG 18KT 3383 8216
$$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, 9:29 PM EDT | Severe Thunderstorm Warning | CAE | Aiken | 38 min |
| Mar 31, 10:48 PM EDT | Severe Thunderstorm Warning | CAE | Edgefield | 57 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 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.