Alert archive / South Carolina / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 64, NWS Charleston, SC
NWS Charleston, SC issued this severe thunderstorm warning at May 15, 2012, 3:54 PM EDT for Allendale County, Hampton County, South Carolina; Screven County, Georgia. It was in force for 20 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
- May 15, 2012, 3:54 PM EDT (19:54 UTC)
- Expired
- May 15, 2012, 4:14 PM EDT
- In force
- 20 min
- Issued by
- NWS Charleston, SC
- Area
- Storm-based polygon
Counties Screven County, GA, Allendale County, SC, Hampton County, SC
The radar
The Charleston,SC radar (KCLX), 43 km from the middle of the area, began a volume at 19:57 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 15, 2:27 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 7.9 hours before the alert went out and 115 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
- 1682 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 555 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 74 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
The text
As transmitted, in the capitals the NWS used until 2016.
060
WUUS52 KCHS 151954
SVRCHS
GAC251-SCC005-049-152100-
/O.NEW.KCHS.SV.W.0064.120515T1954Z-120515T2100Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
354 PM EDT TUE MAY 15 2012
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHEASTERN SCREVEN COUNTY IN SOUTHEAST GEORGIA...
ALLENDALE COUNTY IN SOUTHEAST SOUTH CAROLINA...
NORTH CENTRAL HAMPTON COUNTY IN SOUTHEAST SOUTH CAROLINA...
* UNTIL 500 PM EDT
* AT 354 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM...7 MILES SOUTHWEST OF BURTONS FERRY LANDING...
MOVING NORTHEAST AT 25 MPH.
PREPARE NOW FOR THE FOLLOWING HAZARDS...
DAMAGING WINDS IN EXCESS OF 60 MPH...
HAIL UP TO QUARTER SIZE...
* SOME LOCATIONS IN THE WARNING INCLUDE...
BURTONS FERRY LANDING...ALLENDALE...BARTON...ALLENDALE...FAIRFAX...
BRUNSON...SYCAMORE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE SHELTER AS THUNDERSTORMS APPROACH.
REPORT HAIL...DOWNED TREES...LIMBS...AND POWER LINES DIRECTLY TO THE
CHARLESTON NATIONAL WEATHER SERVICE AT 1-888-383-2024...WHEN IT IS
SAFE TO DO SO.
&&
LAT...LON 3311 8132 3312 8119 3306 8112 3306 8110
3305 8109 3302 8108 3296 8102 3293 8100
3277 8161 3291 8166
TIME...MOT...LOC 1954Z 243DEG 21KT 3286 8156
$$
JAQ1 follow-up statement
455
WWUS52 KCHS 152014
SVSCHS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
414 PM EDT TUE MAY 15 2012
GAC251-SCC005-049-152024-
/O.CAN.KCHS.SV.W.0064.000000T0000Z-120515T2100Z/
SCREVEN GA-ALLENDALE SC-HAMPTON SC-
414 PM EDT TUE MAY 15 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL HAMPTON...
ALLENDALE AND NORTHEASTERN SCREVEN COUNTIES HAS BEEN CANCELLED...
AT 414 PM EDT...RADAR INDICATED THAT THE THUNDERSTORM THAT PROMPTED
THE WARNING HAD WEAKENED...THUS THE WARNING HAS BEEN CANCELED.
TO REPORT SEVERE WEATHER SUCH AS HAIL...DOWNED TREES...LIMBS...AND
POWER LINES...PLEASE CONTACT THE CHARLESTON NATIONAL WEATHER SERVICE
TOLL FREE AT 1-888-383-2024 OR EMAIL YOUR REPORTS TO
CHS.SKYWARN@NOAA.GOV.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT
TUESDAY EVENING FOR SOUTHEAST GEORGIA AND SOUTHEAST SOUTH CAROLINA.
LAT...LON 3311 8132 3312 8119 3306 8112 3306 8110
3305 8109 3302 8108 3296 8102 3293 8100
3277 8161 3291 8166
TIME...MOT...LOC 2014Z 243DEG 21KT 3291 8144
$$
JAQThe office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 15, 4:42 PM EDT | Severe Thunderstorm Warning | CHS | Beaufort, Jasper | 63 min |
| May 15, 5:01 PM EDT | Special Weather Statement | CHS | Dorchester | 29 min |
| May 15, 5:25 PM EDT | Severe Thunderstorm Warning | CHS | Beaufort, Colleton, Hampton, Jasper | 65 min |
| May 15, 5:48 PM EDT | Special Weather Statement | CHS | Allendale | 27 min |
| May 15, 6:01 PM EDT | Special Weather Statement | CHS | Dorchester | 29 min |
| May 15, 6:34 PM EDT | Special Weather Statement | CHS | Dorchester | 26 min |
| May 15, 6:36 PM EDT | Special Weather Statement | CHS | Colleton | 24 min |
| May 15, 6:57 PM EDT | Special Weather Statement | CHS | Dorchester | 33 min |
| May 14, 8:31 PM EDT | Special Weather Statement | CHS | Candler | 29 min |
| May 14, 10:16 PM EDT | Special Weather Statement | CHS | Tattnall | 29 min |
| May 15, 3:25 AM EDT | Special Marine Warning | CHS | 95 min | |
| May 15, 3:17 PM EDT | Special Weather Statement | CHS | McIntosh | 28 min |
| May 15, 3:28 PM EDT | Severe Thunderstorm Warning | CHS | Bryan, Liberty, Long, McIntosh | 62 min |
| May 15, 4:19 PM EDT | Severe Thunderstorm Warning | CHS | Bryan, Chatham, Liberty | 56 min |
| May 15, 5:28 PM EDT | Special Weather Statement | CHS | McIntosh | 32 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 2012Severe Thunderstorm Warnings in Georgia, 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.