Alert archive / South Carolina / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 48, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Apr 1, 2012, 7:07 PM EDT for Edgefield County, McCormick County, South Carolina. It was in force for 38 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
- Apr 1, 2012, 7:07 PM EDT (23:07 UTC)
- Expired
- Apr 1, 2012, 7:45 PM EDT
- In force
- 38 min
- Issued by
- NWS Columbia, SC
- Area
- Storm-based polygon
Counties Edgefield County, SC, McCormick County, SC
The radar
The Columbia radar (KCAE), 93 km from the middle of the area, began a volume at 23:09 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 12:00Z, 11.1 hours before the alert went out and 229 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
- 807 J/kg
- Mixed-layer CIN
- -102 J/kg
- Mixed-layer LCL
- 1020 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 67 m²/s²
- 0-3 km storm-relative helicity
- 33 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
171
WUUS52 KCAE 012307
SVRCAE
SCC037-065-012345-
/O.NEW.KCAE.SV.W.0048.120401T2307Z-120401T2345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
707 PM EDT SUN APR 1 2012
THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN EDGEFIELD COUNTY IN CENTRAL SOUTH CAROLINA
EASTERN MCCORMICK COUNTY IN CENTRAL SOUTH CAROLINA
* UNTIL 745 PM EDT
* AT 706 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 21
MILES NORTHWEST OF EDGEFIELD...OR 14 MILES SOUTH OF GREENWOOD...AND
MOVING SOUTHEAST AT 30 MPH.
* SOME COMMUNITIES IN THE WARNING AREA INCLUDE 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.
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 3400 8231 3399 8231 3398 8229 3402 8224
3399 8222 3398 8219 3399 8215 3399 8205
3396 8204 3397 8196 3394 8188 3390 8187
3387 8184 3363 8202 3397 8235
TIME...MOT...LOC 2307Z 301DEG 26KT 3398 8220
$$1 follow-up statement
606
WWUS52 KCAE 012334
SVSCAE
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
734 PM EDT SUN APR 1 2012
SCC037-065-012345-
/O.CON.KCAE.SV.W.0048.000000T0000Z-120401T2345Z/
EDGEFIELD SC-MCCORMICK SC-
734 PM EDT SUN APR 1 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM EDT
FOR MCCORMICK AND EDGEFIELD COUNTIES...
AT 731 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED 11 MILES NORTHWEST OF EDGEFIELD...OR 23 MILES SOUTH OF
GREENWOOD...MOVING SOUTHEAST AT 25 MPH.
THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS
OF THE INDICATED COUNTY.
REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1...8 7
7...6 3 3...6 7 7 2.
LAT...LON 3399 8205 3396 8204 3397 8196 3394 8188
3391 8187 3390 8187 3387 8184 3363 8202
3386 8223
TIME...MOT...LOC 2335Z 315DEG 22KT 3385 8207
$$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 |
| 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, 7:45 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.