Alert archive / South Carolina / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 9, NWS Charleston, SC
NWS Charleston, SC issued this severe thunderstorm warning at Feb 24, 2012, 4:57 PM EST for 7 counties in South Carolina; Bulloch County, Effingham County, Screven County, Georgia. It was in force for 63 min. 5 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
- Feb 24, 2012, 4:57 PM EST (21:57 UTC)
- Expired
- Feb 24, 2012, 6:00 PM EST
- In force
- 63 min
- Issued by
- NWS Charleston, SC
- Area
- Storm-based polygon
Counties Bulloch County, GA, Effingham County, GA, Screven County, GA, Beaufort County, SC, Berkeley County, SC, Charleston County, SC, Colleton County, SC, Dorchester County, SC, Hampton County, SC, Jasper County, SC
The radar
The Charleston,SC radar (KCLX), 86 km from the middle of the area, began a volume at 21:58 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 |
|---|---|---|---|
| Feb 24, 5:06 PM EST | TSTM WND DMG | Garnett, SC | TREES DOWN ALONG HOPEWELL ROAD. |
| Feb 24, 5:06 PM EST | TORNADO | 1 S Islandton, SC | POSSIBLE TORNADO. 3 HOUSES DAMAGED. 1 DESTROYED. NO INJURIES. 582 JAMISON ROAD NEAR ISLANDTON. TIME ESTIMATED BASED ON RADAR. |
| Feb 24, 5:09 PM EST | TORNADO | 3 Se Islandton, SC | A NATIONAL WEATHER SERVICE DAMAGE SURVEY TEAM HAS CONFIRMED THAT AN EF-1 TORNADO TOUCHED DOWN NEAR ISLANDTON SOUTH CAROLINA. THE WINDS WERE ESTIMATED TO BE 85 TO 90 MPH. PATH LENGTH WAS 0.5 MILES AND THE PATH WIDTH WAS 150 YARDS. THE TIME OF INITIAL TOUCHDOWN |
| Feb 24, 5:11 PM EST | TORNADO | 4 Se Islandton, SC | 1 HOME DESTROYED. ROOF BLOWN OFF A HOUSE. POWERLINES DOWN. |
| Feb 24, 5:12 PM EST | TORNADO | 3 Ese Islandton, SC | 2 HOMES DAMAGED. 1 SHED DESTROYED. NUMEROUS TREES DOWN. REPORTS ALONG 300 BLOCK OF FORKS ROAD. TIME ESTIMATED BASED ON RADAR. |
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 |
|---|---|---|---|
| Feb 24, 12:04 PM EST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 10.0 hours before the alert went out and 48 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
- 817 J/kg
- Mixed-layer CIN
- -120 J/kg
- Mixed-layer LCL
- 606 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 350 m²/s²
- 0-3 km storm-relative helicity
- 365 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 9.4
The text
As transmitted, in the capitals the NWS used until 2016.
696
WUUS52 KCHS 242157
SVRCHS
GAC031-103-251-SCC013-015-019-029-035-049-053-242300-
/O.NEW.KCHS.SV.W.0009.120224T2157Z-120224T2300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
457 PM EST FRI FEB 24 2012
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EAST CENTRAL BULLOCH COUNTY IN SOUTHEAST GEORGIA...
NORTHERN EFFINGHAM COUNTY IN SOUTHEAST GEORGIA...
SOUTHEASTERN SCREVEN COUNTY IN SOUTHEAST GEORGIA...
NORTH CENTRAL BEAUFORT COUNTY IN SOUTHEAST SOUTH CAROLINA...
BERKELEY COUNTY IN SOUTHEAST SOUTH CAROLINA...
WEST CENTRAL CHARLESTON COUNTY IN SOUTHEAST SOUTH CAROLINA...
COLLETON COUNTY IN SOUTHEAST SOUTH CAROLINA...
DORCHESTER COUNTY IN SOUTHEAST SOUTH CAROLINA...
HAMPTON COUNTY IN SOUTHEAST SOUTH CAROLINA...
NORTHERN JASPER COUNTY IN SOUTHEAST SOUTH CAROLINA...
* UNTIL 600 PM EST
* AT 457 PM EST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED
SEVERE THUNDERSTORMS...ALONG A LINE EXTENDING FROM PADGETTS TO
ISLANDTON TO SCOTIA TO BROOKLET...MOVING EAST AT 70 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...
SCOTIA...COLLETON...WILLIAMS...RUFFIN...REEVESVILLE...GARNETT...
INDIAN FIELD...SAINT GEORGE...TARBORO...HARLEYVILLE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH IS ALSO IN EFFECT. SEVERE THUNDERSTORMS CAN PRODUCE
TORNADOES SUDDENLY...SOMETIMES WITH LITTLE OR NO WARNING. IF YOU SEE
OR HEAR A TORNADO...MOVE QUICKLY TO AN INTERIOR ROOM IN A STURDY
STRUCTURE.
REPORT HAIL...DOWNED TREES...LIMBS...AND POWER LINES DIRECTLY TO THE
CHARLESTON NATIONAL WEATHER SERVICE AT 1-888-383-2024.
&&
LAT...LON 3260 8051 3227 8179 3292 8105 3308 8092
3307 8090 3315 8086 3333 8052 3326 8043
3328 8035 3327 8030 3330 8026 3344 8023
3346 8015 3350 8013 3351 8005 3350 7996
3341 7985 3338 7979 3333 7975 3332 7971
TIME...MOT...LOC 2157Z 252DEG 62KT 3313 8079 3295 8093
3272 8120 3234 8164
$$
BSH3 follow-up statements
827
WWUS52 KCHS 242216
SVSCHS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
516 PM EST FRI FEB 24 2012
GAC031-251-242226-
/O.CAN.KCHS.SV.W.0009.000000T0000Z-120224T2300Z/
SCREVEN GA-BULLOCH GA-
516 PM EST FRI FEB 24 2012
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL BULLOCH AND
SOUTHEASTERN SCREVEN COUNTIES HAS BEEN CANCELLED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EST FRIDAY EVENING FOR
SOUTHEAST GEORGIA AND SOUTHEAST SOUTH CAROLINA.
LAT...LON 3260 8051 3236 8146 3289 8095 3308 8074
3333 8052 3326 8043 3328 8035 3327 8030
3330 8026 3344 8023 3346 8015 3350 8013
3351 8005 3350 7996 3341 7985 3338 7979
3333 7975 3332 7971
TIME...MOT...LOC 2216Z 252DEG 62KT 3321 8041 3303 8055
3280 8082 3243 8127
$$
GAC103-SCC013-015-019-029-035-049-053-242300-
/O.CON.KCHS.SV.W.0009.000000T0000Z-120224T2300Z/
DORCHESTER SC-EFFINGHAM GA-HAMPTON SC-CHARLESTON SC-BERKELEY SC-
JASPER SC-COLLETON SC-BEAUFORT SC-
516 PM EST FRI FEB 24 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EST
FOR NORTH CENTRAL BEAUFORT...COLLETON...NORTHERN JASPER...BERKELEY...
WEST CENTRAL CHARLESTON...SOUTHEASTERN HAMPTON...NORTHERN EFFINGHAM
AND DORCHESTER COUNTIES...
AT 516 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM
HARLEYVILLE TO SIDNEY TO 6 MILES NORTHEAST OF EARLY BRANCH TO
BERRYVILLE...MOVING EAST AT 60 MPH.
PREPARE NOW FOR THE FOLLOWING HAZARDS...
DAMAGING WINDS IN EXCESS OF 60 MPH...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A SEVERE THUNDERSTORM IS CAPABLE OF PRODUCING LARGE HAIL...DAMAGING
WINDS OF 58 MPH OR GREATER...DEADLY LIGHTNING AND VERY HEAVY RAIN. GO
INSIDE A STURDY SHELTER. MOVE TO AN INTERIOR ROOM AND STAY AWAY FROM
WINDOWS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EST FRIDAY EVENING FOR
SOUTHEAST GEORGIA AND SOUTHEAST SOUTH CAROLINA.
&&
LAT...LON 3260 8051 3236 8146 3289 8095 3308 8074
3333 8052 3326 8043 3328 8035 3327 8030
3330 8026 3344 8023 3346 8015 3350 8013
3351 8005 3350 7996 3341 7985 3338 7979
3333 7975 3332 7971
TIME...MOT...LOC 2216Z 252DEG 62KT 3321 8041 3303 8055
3280 8082 3243 8127
$$
BSH043
WWUS52 KCHS 242243
SVSCHS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
543 PM EST FRI FEB 24 2012
GAC103-SCC049-242253-
/O.CAN.KCHS.SV.W.0009.000000T0000Z-120224T2300Z/
EFFINGHAM GA-HAMPTON SC-
543 PM EST FRI FEB 24 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN HAMPTON AND
NORTHERN EFFINGHAM COUNTIES HAS BEEN CANCELLED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EST FRIDAY EVENING FOR
SOUTHEAST GEORGIA AND SOUTHEAST SOUTH CAROLINA.
LAT...LON 3260 8051 3248 8106 3281 8069 3301 8053
3324 8026 3349 8006 3350 7996 3341 7985
3338 7979 3333 7975 3332 7971
TIME...MOT...LOC 2243Z 252DEG 62KT 3334 7987 3316 8001
3293 8029 3257 8075
$$
SCC013-015-019-029-035-053-242300-
/O.CON.KCHS.SV.W.0009.000000T0000Z-120224T2300Z/
DORCHESTER SC-CHARLESTON SC-BERKELEY SC-JASPER SC-COLLETON SC-
BEAUFORT SC-
543 PM EST FRI FEB 24 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EST
FOR NORTH CENTRAL BEAUFORT...EASTERN COLLETON...EAST CENTRAL
JASPER...BERKELEY...WEST CENTRAL CHARLESTON AND EASTERN DORCHESTER
COUNTIES...
AT 543 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM
BONNEAU TO WHITESVILLE TO GETTYSVILLE TO LOBECO...MOVING EAST AT 70
MPH.
PREPARE NOW FOR THE FOLLOWING HAZARDS...
DAMAGING WINDS IN EXCESS OF 60 MPH...
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...ASHEPOO...
BONNEAU...BONNEAU BEACH...COLLEGE PARK...COOSAWHATCHIE...
COTTAGEVILLE...CROSS...CROWFIELD PLANTATION...DELEMAR CROSSROADS...
GARDENS CORNER...GIVHANS...GIVHANS FERRY STATE PARK...GREEN POND...
JACKSONBORO...JEDBURG...KNIGHTSVILLE...LADSON...MONCKS CORNER...
NORTHERN LAKE MOULTRIE...OLD SANTEE CANAL STATE PARK...PINOPOLIS...
POCOTALIGO...RIDGEVILLE...RITTER...ROUND O...SAINT STEPHEN...
SANGAREE...SHELDON...SLANDS BRIDGE...SOUTHERN LAKE MOULTRIE...
SUMMERVILLE AND WHITE HALL.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EST FRIDAY EVENING FOR
SOUTHEAST GEORGIA AND SOUTHEAST SOUTH CAROLINA.
&&
LAT...LON 3260 8051 3248 8106 3281 8069 3301 8053
3324 8026 3349 8006 3350 7996 3341 7985
3338 7979 3333 7975 3332 7971
TIME...MOT...LOC 2243Z 252DEG 62KT 3334 7987 3316 8001
3293 8029 3257 8075
$$
BSH650
WWUS52 KCHS 242256
SVSCHS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
556 PM EST FRI FEB 24 2012
SCC013-015-019-029-035-053-242306-
/O.EXP.KCHS.SV.W.0009.000000T0000Z-120224T2300Z/
DORCHESTER SC-CHARLESTON SC-BERKELEY SC-JASPER SC-COLLETON SC-
BEAUFORT SC-
556 PM EST FRI FEB 24 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL BEAUFORT...
EASTERN COLLETON...EAST CENTRAL JASPER...BERKELEY...WEST CENTRAL
CHARLESTON AND EASTERN DORCHESTER COUNTIES WILL EXPIRE AT 600 PM
EST...
AT 556 PM EST...RADAR INDICATED THAT THE THUNDERSTORM WHICH PROMPTED
THE WARNING HAD WEAKENED...THUS THE SEVERE THUNDERSTORM WARNING HAS
BEEN ALLOWED TO EXPIRE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EST FRIDAY EVENING FOR
SOUTHEAST GEORGIA AND SOUTHEAST SOUTH CAROLINA.
LAT...LON 3260 8051 3248 8106 3281 8069 3301 8053
3324 8026 3349 8006 3350 7996 3341 7985
3338 7979 3333 7975 3332 7971
TIME...MOT...LOC 2256Z 252DEG 62KT 3339 7960 3321 7975
3298 8003 3263 8050
$$
BSHThe office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 24, 3:39 AM EST | Wind Advisory | CHS | Allendale, Berkeley, Colleton, Dorchester, Hampton | 15 hr |
| Feb 24, 3:24 PM EST | Severe Thunderstorm Warning | CHS | Beaufort, Colleton, Jasper | 66 min |
| Feb 24, 3:33 PM EST | Severe Thunderstorm Warning | CHS | Allendale, Hampton, Jasper | 57 min |
| Feb 24, 4:26 PM EST | Severe Thunderstorm Warning | CHS | Allendale, Colleton, Hampton, Jasper | 34 min |
| Feb 24, 5:10 PM EST | Tornado Warning | CHS | Colleton, Dorchester | 29 min |
| Feb 24, 2:43 PM EST | Severe Thunderstorm Warning | CHS | Bryan, Bulloch, Chatham, Effingham, Evans, Liberty and 2 more | 62 min |
| Feb 24, 3:41 PM EST | Severe Thunderstorm Warning | CHS | Bryan, Chatham, Liberty, Long, McIntosh, Tattnall | 41 min |
| Feb 24, 4:17 PM EST | Special Marine Warning | CHS | 58 min | |
| Feb 24, 4:48 PM EST | Tornado Warning | CHS | Bryan, Liberty, Long, McIntosh | 42 min |
| Feb 24, 5:10 PM EST | Special Marine Warning | CHS | 95 min | |
| Feb 24, 6:44 PM EST | Special Marine Warning | CHS | 46 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.