Alert archive / South Carolina / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 42, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Mar 24, 2012, 8:29 PM EDT for Bamberg County, Barnwell County, Orangeburg County, South Carolina. It was in force for 46 min. 3 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 24, 2012, 8:29 PM EDT (00:29 UTC)
- Expired
- Mar 24, 2012, 9:15 PM EDT
- In force
- 46 min
- Issued by
- NWS Columbia, SC
- Area
- Storm-based polygon
Counties Bamberg County, SC, Barnwell County, SC, Orangeburg County, SC
The radar
The Charleston,SC radar (KCLX), 69 km from the middle of the area, began a volume at 00:29 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 |
|---|---|---|---|
| Mar 24, 8:48 PM EDT | HAIL 1 | 3 Sw Bamberg, SC | SHERIFF DISPATCH REPORTED NICKEL TO QUARTER SIZE HAIL ALONG HIGHWAY 301 SOUTHWEST OF THE CITY OF BAMBERG. |
| Mar 24, 9:00 PM EDT | HAIL 0.88 | Bamberg, SC | PUBLIC REPORTED LOTS OF NICKEL SIZE HAIL IN BAMBERG. |
| Mar 24, 9:04 PM EDT | TSTM WND DMG | 6 Ene Bamberg, SC | SHERIFF DISPATCH REPORTED A TREE DOWN IN THE CANAAN COMMUNITY. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 24, 1:53 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 00:00Z, 0.5 hours before the alert went out and 122 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
- 218 J/kg
- Mixed-layer CIN
- -86 J/kg
- Mixed-layer LCL
- 911 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 205 m²/s²
- 0-3 km storm-relative helicity
- 213 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
779
WUUS52 KCAE 250029
SVRCAE
SCC009-011-075-250115-
/O.NEW.KCAE.SV.W.0042.120325T0029Z-120325T0115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
829 PM EDT SAT MAR 24 2012
THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN BAMBERG COUNTY IN CENTRAL SOUTH CAROLINA
WESTERN ORANGEBURG COUNTY IN CENTRAL SOUTH CAROLINA
EASTERN BARNWELL COUNTY IN CENTRAL SOUTH CAROLINA
* UNTIL 915 PM EDT
* AT 828 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THIS STORM WAS LOCATED NEAR
BARNWELL...AND MOVING NORTHEAST AT 30 MPH.
* SOME COMMUNITIES IN THE WARNING AREA INCLUDE ORANGEBURG...
DENMARK...BRANCHVILLE...BLACKVILLE...BARNWELL AND BAMBERG
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT
SATURDAY EVENING FOR CENTRAL SOUTH CAROLINA.
&&
LAT...LON 3314 8147 3332 8156 3359 8088 3325 8072
3310 8136
TIME...MOT...LOC 0029Z 246DEG 26KT 3330 8130
$$
AWPThe office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 24, 8:00 PM EDT | Severe Thunderstorm Warning | CAE | Calhoun, Kershaw, Lee, Richland, Sumter | 45 min |
| Mar 24, 8:51 PM EDT | Tornado Warning | CAE | Bamberg, Orangeburg | 39 min |
| Mar 24, 9:07 PM EDT | Flash Flood Warning | CAE | Lexington, Richland | 53 min |
| Mar 24, 9:24 PM EDT | Severe Thunderstorm Warning | CAE | Orangeburg | 66 min |
| Mar 24, 9:39 PM EDT | Severe Thunderstorm Warning | CAE | Bamberg, Barnwell | 51 min |
| Mar 25, 1:07 PM EDT | Special Weather Statement | CAE | Marlboro | 23 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.