Alert archive / South Carolina / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 37, NWS Charleston, SC

March 24, 20125 counties in South Carolina

NWS Charleston, SC issued this severe thunderstorm warning at Mar 24, 2012, 2:13 PM EDT for 5 counties in South Carolina. It was in force for 62 min. 2 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, 2:13 PM EDT (18:13 UTC)
Expired
Mar 24, 2012, 3:15 PM EDT
In force
62 min
Issued by
NWS Charleston, SC
Area
Storm-based polygon

Counties Beaufort County, SC, Charleston County, SC, Colleton County, SC, Dorchester County, SC, Jasper County, SC

The radar

The Charleston,SC radar (KCLX), 62 km from the middle of the area, began a volume at 18:14 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

TimeReportWhereRemark
Mar 24, 2:22 PM EDTHAIL 0.881 N White Hall, SC
Mar 24, 2:35 PM EDTTSTM WND DMG6 E Parris Island, SCSEVERAL TREES DOWN IN THE VICINITY OF LANDS END ROAD AND TUCK IN THE WOODS. 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.

IssuedProductOfficeLasted
Mar 24, 1:53 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 6.2 hours before the alert went out and 59 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.

Skew-T log-pSkew-T log-p diagram, Charleston AFB, SC at 12:00Z on 2012-03-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 588 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Charleston AFB, SC at 12:00Z on 2012-03-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 98 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
588 J/kg
Mixed-layer CIN
-50 J/kg
Mixed-layer LCL
734 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
98 m²/s²
0-3 km storm-relative helicity
118 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

406 
WUUS52 KCHS 241813
SVRCHS
SCC013-019-029-035-053-241915-
/O.NEW.KCHS.SV.W.0037.120324T1813Z-120324T1915Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
213 PM EDT SAT MAR 24 2012

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BEAUFORT COUNTY IN SOUTHEAST SOUTH CAROLINA...
  WESTERN CHARLESTON COUNTY IN SOUTHEAST SOUTH CAROLINA...
  SOUTHEASTERN COLLETON COUNTY IN SOUTHEAST SOUTH CAROLINA...
  SOUTHEASTERN DORCHESTER COUNTY IN SOUTHEAST SOUTH CAROLINA...
  EAST CENTRAL JASPER COUNTY IN SOUTHEAST SOUTH CAROLINA...

* UNTIL 315 PM EDT

* AT 214 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED
  SEVERE THUNDERSTORMS...ALONG A LINE EXTENDING FROM RITTER TO
  BLUFFTON...MOVING EAST 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...
  BLUFFTON...LEMON ISLAND...ROUND O...SHELL POINT...PORT ROYAL...
  BEAUFORT...COTTAGEVILLE...PARRIS ISLAND...JACKSONBORO...HILTON HEAD
  AIRPORT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT HAIL...DOWNED TREES...LIMBS...AND POWER LINES DIRECTLY TO THE
CHARLESTON NATIONAL WEATHER SERVICE AT 1-888-383-2024.

&&

LAT...LON 3259 8011 3254 8017 3255 8020 3247 8035
      3243 8035 3245 8037 3249 8036 3246 8040
      3249 8043 3248 8047 3243 8046 3241 8042
      3231 8043 3226 8060 3222 8062 3214 8073
      3223 8101 3287 8066 3313 8030 3292 8005
TIME...MOT...LOC 1814Z 268DEG 22KT 3279 8060 3223 8085

$$
4 follow-up statements
804 
WWUS52 KCHS 241830
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
230 PM EDT SAT MAR 24 2012

SCC013-019-029-035-053-241915-
/O.CON.KCHS.SV.W.0037.000000T0000Z-120324T1915Z/
DORCHESTER SC-CHARLESTON SC-JASPER SC-COLLETON SC-BEAUFORT SC-
230 PM EDT SAT MAR 24 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR BEAUFORT...SOUTHEASTERN COLLETON...EXTREME EAST CENTRAL JASPER...
WESTERN CHARLESTON AND SOUTHEASTERN DORCHESTER COUNTIES...

AT 230 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM
JACKSONBORO TO WILTON GRAVES BRIDGE...MOVING EAST AT 25 MPH.

PREPARE NOW FOR THE FOLLOWING HAZARDS...
DAMAGING WINDS IN EXCESS OF 60 MPH...
HAIL UP TO QUARTER SIZE...

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...ADAMS
RUN...ARCHDALE...ASHEPOO...BEARS BLUFF...BEAUFORT...BEAUFORT MARINE
CORPS AIR STATION...BENNETTS POINT...BLUFFTON...BURTON...CALAWASSIE
ISLAND...CLARENDON...COTTAGEVILLE...DALE...DELEMAR CROSSROADS...
EDISTO BEACH...EDISTO ISLAND...FOLLY FIELD...FRIPP ISLAND...GARDENS
CORNER...GIVHANS...GIVHANS FERRY STATE PARK...GREEN POND...HILTON
HEAD AIRPORT...HILTON HEAD ISLAND...HOLLYWOOD...JACKSONBORO...
JEDBURG...KNIGHTSVILLE...LADYS ISLAND...LAUREL BAY...LEMON ISLAND...
MAGNOLIA GARDENS...MEGGETT...MIDDLETON PLACE...PARRIS ISLAND...PORT
ROYAL...RAVENEL...RIDGEVILLE...RITTER...ROCKVILLE...ROSE HILL...ROUND
O...SEABROOK ISLAND...SHADOWMOSS...SHELL POINT...SLANDS BRIDGE...
SUMMERVILLE...WADMALAW ISLAND...WHITE HALL AND YONGES ISLAND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FREQUENT LIGHTNING IS OCCURRING WITH THIS THUNDERSTORM. MOVE INDOORS
IMMEDIATELY. IF THERE IS NO SAFE SHELTER AVAILABLE...STAY AWAY FROM
ISOLATED HIGH OBJECTS AND BODIES OF WATER. IF YOU CAN HEAR THUNDER...
YOU ARE WITHIN STRIKING DISTANCE.

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.

&&

LAT...LON 3259 8011 3254 8017 3255 8020 3247 8035
      3243 8035 3245 8037 3249 8036 3246 8040
      3249 8043 3248 8047 3243 8046 3241 8042
      3231 8043 3226 8060 3222 8062 3214 8073
      3224 8092 3287 8066 3313 8030 3292 8005
TIME...MOT...LOC 1830Z 268DEG 22KT 3279 8048 3223 8074

$$
BC
048 
WWUS52 KCHS 241847
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
247 PM EDT SAT MAR 24 2012

SCC053-241857-
/O.CAN.KCHS.SV.W.0037.000000T0000Z-120324T1915Z/
JASPER SC-
247 PM EDT SAT MAR 24 2012

...THE SEVERE THUNDERSTORM WARNING FOR EXTREME EAST CENTRAL JASPER
COUNTY HAS BEEN CANCELLED...

LAT...LON 3259 8011 3254 8017 3255 8020 3247 8035
      3243 8035 3249 8036 3246 8040 3249 8043
      3248 8047 3242 8045 3241 8042 3231 8043
      3226 8060 3222 8062 3215 8073 3227 8074
      3257 8059 3288 8060 3313 8030 3292 8005
TIME...MOT...LOC 1847Z 268DEG 22KT 3289 8031 3255 8045
          3223 8065

$$

SCC013-019-029-035-241915-
/O.CON.KCHS.SV.W.0037.000000T0000Z-120324T1915Z/
DORCHESTER SC-CHARLESTON SC-COLLETON SC-BEAUFORT SC-
247 PM EDT SAT MAR 24 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR EASTERN BEAUFORT...SOUTHEASTERN COLLETON...WESTERN CHARLESTON AND
SOUTHEASTERN DORCHESTER COUNTIES...

AT 247 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM
CLUBHOUSE CROSSROADS TO BENNETTS POINT TO HILTON HEAD AIRPORT...
MOVING EAST AT 25 MPH.

PREPARE NOW FOR THE FOLLOWING HAZARDS...
DAMAGING WINDS IN EXCESS OF 60 MPH...
HAIL UP TO QUARTER SIZE...

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...ADAMS
RUN...ARCHDALE...ASHEPOO...BEARS BLUFF...BENNETTS POINT...
COTTAGEVILLE...DELEMAR CROSSROADS...EDISTO BEACH...EDISTO ISLAND...
FOLLY FIELD...FRIPP ISLAND...GIVHANS...GIVHANS FERRY STATE PARK...
HILTON HEAD AIRPORT...HOLLYWOOD...JACKSONBORO...JEDBURG...
KNIGHTSVILLE...LADYS ISLAND...MAGNOLIA GARDENS...MEGGETT...MIDDLETON
PLACE...PARRIS ISLAND...RAVENEL...RIDGEVILLE...ROCKVILLE...SEABROOK
ISLAND...SHADOWMOSS...SLANDS BRIDGE...SUMMERVILLE...WADMALAW ISLAND
AND YONGES ISLAND.

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.

&&

LAT...LON 3259 8011 3254 8017 3255 8020 3247 8035
      3243 8035 3249 8036 3246 8040 3249 8043
      3248 8047 3242 8045 3241 8042 3231 8043
      3226 8060 3222 8062 3215 8073 3227 8074
      3257 8059 3288 8060 3313 8030 3292 8005
TIME...MOT...LOC 1847Z 268DEG 22KT 3289 8031 3255 8045
          3223 8065

$$
385 
WWUS52 KCHS 241900
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
300 PM EDT SAT MAR 24 2012

SCC013-019-029-035-241915-
/O.CON.KCHS.SV.W.0037.000000T0000Z-120324T1915Z/
DORCHESTER SC-CHARLESTON SC-COLLETON SC-BEAUFORT SC-
300 PM EDT SAT MAR 24 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR EAST CENTRAL BEAUFORT...SOUTHEASTERN COLLETON...WESTERN
CHARLESTON AND SOUTHEASTERN DORCHESTER COUNTIES...

AT 300 PM EDT...NATIONAL WEATHER SERVICE DOPPLER METEOROLOGISTS
CONTINUED TO DETECT A LINE OF SEVERE THUNDERSTORMS ALONG A LINE
EXTENDING FROM SLANDS BRIDGE TO BENNETTS POINT TO 7 MILES EAST OF
FOLLY FIELD...MOVING EAST AT 25 MPH.

PREPARE NOW FOR THE FOLLOWING HAZARDS...
DAMAGING WINDS IN EXCESS OF 60 MPH...

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.

&&

LAT...LON 3259 8011 3254 8017 3255 8020 3247 8034
      3249 8036 3246 8040 3249 8043 3248 8047
      3242 8046 3241 8042 3231 8043 3227 8059
      3225 8063 3222 8062 3216 8074 3239 8054
      3259 8048 3289 8050 3311 8027 3292 8005
TIME...MOT...LOC 1900Z 268DEG 22KT 3295 8023 3255 8036
          3223 8056

$$
126 
WWUS52 KCHS 241909
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
309 PM EDT SAT MAR 24 2012

SCC013-029-241919-
/O.CAN.KCHS.SV.W.0037.000000T0000Z-120324T1915Z/
COLLETON SC-BEAUFORT SC-
309 PM EDT SAT MAR 24 2012

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL BEAUFORT AND
SOUTHEASTERN COLLETON COUNTIES HAS BEEN CANCELLED...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM EDT
SATURDAY EVENING FOR SOUTHEAST GEORGIA. A SEVERE THUNDERSTORM WATCH
ALSO REMAINS IN EFFECT UNTIL 900 PM EDT SATURDAY EVENING FOR
SOUTHEAST SOUTH CAROLINA.

LAT...LON 3259 8011 3254 8017 3255 8020 3251 8032
      3253 8035 3249 8033 3249 8035 3255 8042
      3257 8039 3262 8039 3261 8042 3262 8043
      3265 8039 3266 8042 3276 8045 3284 8039
      3297 8042 3311 8027 3292 8005
TIME...MOT...LOC 1909Z 268DEG 22KT 3296 8017 3253 8023

$$

SCC019-035-241915-
/O.CON.KCHS.SV.W.0037.000000T0000Z-120324T1915Z/
DORCHESTER SC-CHARLESTON SC-
309 PM EDT SAT MAR 24 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR WESTERN CHARLESTON AND SOUTHEASTERN DORCHESTER COUNTIES...

AT 309 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM
COOKE CROSSROADS TO EDISTO ISLAND...MOVING EAST AT 25 MPH.

PREPARE NOW FOR THE FOLLOWING HAZARDS...
DAMAGING WINDS IN EXCESS OF 60 MPH...

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.

&&

LAT...LON 3259 8011 3254 8017 3255 8020 3251 8032
      3253 8035 3249 8033 3249 8035 3255 8042
      3257 8039 3262 8039 3261 8042 3262 8043
      3265 8039 3266 8042 3276 8045 3284 8039
      3297 8042 3311 8027 3292 8005
TIME...MOT...LOC 1909Z 268DEG 22KT 3296 8017 3253 8023

$$

The office that day

Everything else NWS Charleston, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 24, 9:19 AM EDTSpecial Weather StatementCHSBerkeley26 min
Mar 24, 12:17 PM EDTSevere Thunderstorm WarningCHSJasper58 min
Mar 24, 1:13 PM EDTSevere Thunderstorm WarningCHSBeaufort, Colleton, Jasper62 min
Mar 24, 1:27 PM EDTSpecial Weather StatementCHSHampton33 min
Mar 24, 1:59 PM EDTSpecial Weather StatementCHSBeaufort46 min
Mar 24, 2:06 PM EDTSpecial Weather StatementCHSColleton39 min
Mar 24, 2:36 PM EDTTornado WarningCHSCharleston, Colleton, Dorchester23 min
Mar 24, 2:44 PM EDTSpecial Weather StatementCHSBerkeley61 min
Mar 24, 3:15 PM EDTSpecial Weather StatementCHSCharleston60 min
Mar 24, 3:44 PM EDTSpecial Weather StatementCHSBerkeley46 min
Mar 24, 4:24 PM EDTSpecial Weather StatementCHSGeorgetown21 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.