Alert archive / Georgia / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 13, NWS Charleston, SC

March 24, 20135 counties in Georgia

NWS Charleston, SC issued this severe thunderstorm warning at Mar 24, 2013, 9:26 AM EDT for 5 counties in Georgia. It was in force for 49 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
Mar 24, 2013, 9:26 AM EDT (13:26 UTC)
Expired
Mar 24, 2013, 10:15 AM EDT
In force
49 min
Issued by
NWS Charleston, SC
Area
Storm-based polygon

Counties Bulloch County, GA, Candler County, GA, Evans County, GA, Screven County, GA, Tattnall County, GA

The radar

The Charleston,SC radar (KCLX), 83 km from the middle of the area, began a volume at 13:29 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.

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 1.4 hours before the alert went out and 222 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, Jacksonville, FL at 12:00Z on 2013-03-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 502 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, Jacksonville, FL at 12:00Z on 2013-03-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 465 square meters per square second.1939587897Sfc1 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
502 J/kg
Mixed-layer CIN
-74 J/kg
Mixed-layer LCL
464 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
465 m²/s²
0-3 km storm-relative helicity
527 m²/s²
Significant tornado parameter
1.2
Supercell composite
12.3

Open this sounding in Storm Lab

The text

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

672 
WUUS52 KCHS 241326
SVRCHS
GAC031-043-109-251-267-241415-
/O.NEW.KCHS.SV.W.0013.130324T1326Z-130324T1415Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
926 AM EDT SUN MAR 24 2013

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR PORTIONS OF...
  TATTNALL COUNTY IN SOUTHEAST GEORGIA...
  SCREVEN COUNTY IN SOUTHEAST GEORGIA...
  EVANS COUNTY IN SOUTHEAST GEORGIA...
  BULLOCH COUNTY IN SOUTHEAST GEORGIA...
  CANDLER COUNTY IN SOUTHEAST GEORGIA...

* UNTIL 1015 AM EDT

* AT 926 AM EDT...RADAR DETECTED A SEVERE THUNDERSTORM...NEAR
  COBBTOWN...MOVING NORTHEAST AT 60 MPH.

  PREPARE NOW FOR...
  DAMAGING WINDS IN EXCESS OF 60 MPH...
  HAIL UP TO QUARTER SIZE...
  TORRENTIAL RAIN WHICH MAY PRODUCE LOCALIZED FLOODING...

* SOME LOCATIONS IN THE WARNING INCLUDE...
  COBBTOWN...ALINE...METTER...PULASKI...REGISTER...WESTSIDE...
  HOPEULIKIT...STATESBORO...GEORGIA SOUTHERN...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3243 8219 3252 8216 3256 8209 3255 8203
      3261 8200 3265 8185 3267 8187 3269 8186
      3278 8168 3252 8153 3249 8155 3245 8153
      3242 8154 3234 8149 3210 8220 3218 8219
      3236 8225
TIME...MOT...LOC 1326Z 244DEG 50KT 3227 8219

$$
2 follow-up statements
891 
WWUS52 KCHS 241336
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
936 AM EDT SUN MAR 24 2013

GAC109-267-241347-
/O.CAN.KCHS.SV.W.0013.000000T0000Z-130324T1415Z/
TATTNALL GA-EVANS GA-
936 AM EDT SUN MAR 24 2013

...THE SEVERE THUNDERSTORM WARNING FOR PORTIONS OF TATTNALL AND EVANS
COUNTIES HAS BEEN CANCELLED...

LAT...LON 3252 8216 3256 8209 3255 8203 3261 8200
      3265 8185 3267 8187 3278 8168 3252 8153
      3249 8155 3245 8153 3242 8154 3234 8149
      3228 8194 3232 8218 3243 8219
TIME...MOT...LOC 1337Z 244DEG 50KT 3235 8197

$$

GAC031-043-251-241415-
/O.CON.KCHS.SV.W.0013.000000T0000Z-130324T1415Z/
SCREVEN GA-BULLOCH GA-CANDLER GA-
936 AM EDT SUN MAR 24 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 AM EDT
FOR PORTIONS OF SCREVEN...BULLOCH AND CANDLER COUNTIES...

AT 937 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM NEAR BRANNEN LAKE...MOVING NORTHEAST
AT 55 MPH.

PREPARE NOW FOR THE FOLLOWING HAZARDS...
DAMAGING WINDS IN EXCESS OF 60 MPH...
HAIL UP TO QUARTER SIZE...
TORRENTIAL RAIN WHICH MAY PRODUCE LOCALIZED FLOODING...

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...ALINE...
BROOKLET...CAPTOLO...DOVER...GEORGIA SOUTHERN...HOPEULIKIT...
LEEFIELD...METTER...MIDDLEGROUND...OLIVER...PORTAL...PULASKI...
REGISTER...ROCKY FORD...STATESBORO AND WESTSIDE.

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 3252 8216 3256 8209 3255 8203 3261 8200
      3265 8185 3267 8187 3278 8168 3252 8153
      3249 8155 3245 8153 3242 8154 3234 8149
      3228 8194 3232 8218 3243 8219
TIME...MOT...LOC 1337Z 244DEG 50KT 3235 8197

$$
651 
WWUS52 KCHS 241351
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
951 AM EDT SUN MAR 24 2013

GAC031-043-251-241401-
/O.CAN.KCHS.SV.W.0013.000000T0000Z-130324T1415Z/
SCREVEN GA-BULLOCH GA-CANDLER GA-
951 AM EDT SUN MAR 24 2013

...THE SEVERE THUNDERSTORM WARNING FOR PORTIONS OF SCREVEN...BULLOCH
AND CANDLER COUNTIES HAS BEEN CANCELLED...

AT 951 AM EDT...RADAR INDICATED THAT THE THUNDERSTORM THAT PROMPTED
THE WARNING HAD WEAKENED...THUS THE WARNING HAS BEEN CANCELED.

ALTHOUGH THE SEVERE THUNDERSTORM WARNING IS NO LONGER IN EFFECT...
THUNDERSTORMS ARE STILL CAPABLE OF PRODUCING GUSTY WINDS...HAIL AS 
LARGE AS NICKELS...FREQUENT LIGHTNING AND HEAVY RAINFALL. THE SAFEST
COURSE OF ACTION IS TO REMAIN INDOORS UNTIL THE STORMS HAVE PASSED.

LAT...LON 3252 8216 3256 8209 3255 8203 3261 8200
      3265 8185 3267 8187 3278 8168 3252 8153
      3249 8155 3245 8153 3242 8154 3234 8149
      3228 8194 3232 8218 3243 8219
TIME...MOT...LOC 1351Z 244DEG 50KT 3243 8176

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 24, 2:13 AM EDTSpecial Weather StatementCHSEvans, Tattnall47 min
Mar 24, 2:25 AM EDTSpecial Weather StatementCHSTattnall50 min
Mar 24, 2:58 AM EDTSpecial Weather StatementCHSBryan, Chatham, Effingham47 min
Mar 24, 4:12 AM EDTSevere Thunderstorm WarningCHSJenkins63 min
Mar 24, 8:50 AM EDTSpecial Weather StatementCHSMcIntosh25 min
Mar 24, 8:52 AM EDTSpecial Weather StatementCHSTattnall23 min
Mar 24, 9:10 AM EDTAreal Flood AdvisoryCHSJenkins, Screven80 min
Mar 24, 9:17 AM EDTSpecial Weather StatementCHSBryan, Liberty, Long, McIntosh43 min
Mar 24, 9:44 AM EDTAreal Flood AdvisoryCHSChatham2 hr
Mar 24, 9:50 AM EDTSpecial Weather StatementCHSEvans, Tattnall10 min
Mar 24, 9:58 AM EDTSpecial Weather StatementCHSBulloch, Effingham, Evans32 min
Mar 24, 10:10 AM EDTSpecial Weather StatementCHSLong, McIntosh50 min
Mar 24, 10:51 AM EDTAreal Flood AdvisoryCHSBryan, Chatham, Liberty, Long, McIntosh84 min
Mar 24, 11:17 AM EDTSevere Thunderstorm WarningCHSMcIntosh28 min
Mar 24, 12:03 PM EDTRiver Flood WarningCHSTattnall, Toombs10 days
Mar 24, 12:03 PM EDTRiver Flood WarningCHSEvans27 hr
Mar 24, 12:03 PM EDTRiver Flood WarningCHSBryan, Chatham, Effingham32 days
Mar 24, 3:13 PM EDTFreeze WatchCHSBulloch, Candler, Effingham, Evans, Jenkins, Screven and 1 more25 hr
Mar 24, 3:13 PM EDTWind AdvisoryCHSBulloch, Candler, Effingham, Evans, Jenkins, Long and 2 more29 hr

Nearby

Severe Thunderstorm Warnings in Georgia, 2013Every severe thunderstorm warning in 2013

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.