Alert archive / Georgia / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 26, NWS Charleston, SC

March 16, 2012Bulloch County, Effingham County, Georgia

NWS Charleston, SC issued this severe thunderstorm warning at Mar 16, 2012, 5:38 PM EDT for Bulloch County, Effingham County, Georgia. It was in force for 67 min. 1 report 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 16, 2012, 5:38 PM EDT (21:38 UTC)
Expired
Mar 16, 2012, 6:45 PM EDT
In force
67 min
Issued by
NWS Charleston, SC
Area
Storm-based polygon

Counties Bulloch County, GA, Effingham County, GA

The radar

The Charleston,SC radar (KCLX), 61 km from the middle of the area, began a volume at 21:39 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 16, 5:52 PM EDTHAIL 13 Se Leefield, GA

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 9.6 hours before the alert went out and 159 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 2012-03-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 473 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 2012-03-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -20 square meters per square second.1939Sfc1 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
473 J/kg
Mixed-layer CIN
-95 J/kg
Mixed-layer LCL
920 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
-20 m²/s²
0-3 km storm-relative helicity
37 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

209 
WUUS52 KCHS 162138
SVRCHS
GAC031-103-162245-
/O.NEW.KCHS.SV.W.0026.120316T2138Z-120316T2245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
538 PM EDT FRI MAR 16 2012

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN BULLOCH COUNTY IN SOUTHEAST GEORGIA...
  SOUTHWESTERN EFFINGHAM COUNTY IN SOUTHEAST GEORGIA...

* UNTIL 645 PM EDT

* AT 539 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED
  SEVERE THUNDERSTORMS...ALONG A LINE EXTENDING FROM BROOKLET TO
  STILSON...MOVING SOUTHEAST AT 15 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...
  STILSON...BROOKLET...MARLOW...MARLOW...GUYTON...PINEORA...

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 3247 8185 3248 8154 3239 8152 3232 8126
      3218 8133 3219 8142 3221 8141 3222 8143
      3224 8144 3221 8154 3227 8189
TIME...MOT...LOC 2139Z 294DEG 13KT 3237 8162 3232 8152

$$
4 follow-up statements
496 
WWUS52 KCHS 162152
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
552 PM EDT FRI MAR 16 2012

GAC031-103-162245-
/O.CON.KCHS.SV.W.0026.000000T0000Z-120316T2245Z/
BULLOCH GA-EFFINGHAM GA-
552 PM EDT FRI MAR 16 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT
FOR CENTRAL EFFINGHAM AND EAST CENTRAL BULLOCH COUNTIES...

AT 553 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM
ARCOLA TO HUBERT...MOVING SOUTHEAST AT 15 MPH.

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

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...BAY...
BROOKLET...DENMARK...GUYTON...LEEFIELD...MARLOW...PINEORA AND
STILSON.

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 3244 8176 3246 8154 3239 8152 3232 8126
      3223 8131 3224 8144 3222 8154 3223 8161
      3229 8179
TIME...MOT...LOC 2153Z 294DEG 13KT 3235 8157 3230 8147

$$
226 
WWUS52 KCHS 162211
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
611 PM EDT FRI MAR 16 2012

GAC031-103-162245-
/O.CON.KCHS.SV.W.0026.000000T0000Z-120316T2245Z/
BULLOCH GA-EFFINGHAM GA-
611 PM EDT FRI MAR 16 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT
FOR CENTRAL EFFINGHAM AND EAST CENTRAL BULLOCH COUNTIES...

AT 612 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM 8 MILES WEST OF GUYTON...MOVING EAST
AT 10 MPH.

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

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...GUYTON AND
PINEORA.

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 3227 8138 3234 8155 3239 8163 3246 8154
      3239 8152 3233 8131
TIME...MOT...LOC 2212Z 272DEG 8KT 3238 8152

$$
453 
WWUS52 KCHS 162220
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
620 PM EDT FRI MAR 16 2012

GAC031-103-162245-
/O.CON.KCHS.SV.W.0026.000000T0000Z-120316T2245Z/
BULLOCH GA-EFFINGHAM GA-
620 PM EDT FRI MAR 16 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT
FOR WEST CENTRAL EFFINGHAM AND EAST CENTRAL BULLOCH COUNTIES...

AT 620 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM OVER EAST CENTRAL BULLOCH COUNTY...
MOVING EAST AT 10 MPH.

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

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE....
LEEFIELD...

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 3231 8145 3234 8154 3239 8163 3246 8154
      3239 8152 3236 8140
TIME...MOT...LOC 2220Z 272DEG 8KT 3241 8153

$$
517 
WWUS52 KCHS 162237
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
637 PM EDT FRI MAR 16 2012

GAC031-103-162247-
/O.EXP.KCHS.SV.W.0026.000000T0000Z-120316T2245Z/
BULLOCH GA-EFFINGHAM GA-
637 PM EDT FRI MAR 16 2012

...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL EFFINGHAM AND
EAST CENTRAL BULLOCH COUNTIES WILL EXPIRE AT 645 PM EDT...
...THERE IS STILL ANOTHER SEVERE THUNDERSTORM WARNING FOR EAST 
CENTRAL BULLOCH AND NORTHERN EFFINGHAM COUNTY UNTIL 730 PM EDT...

AT 637 PM EDT...RADAR INDICATED THAT THE SEVERE THUNDERSTORM WHICH
PROMPTED THE WARNING HAD MOVED OUT OF THE WARNED AREA...THUS THE
SEVERE THUNDERSTORM WARNING HAS BEEN ALLOWED TO EXPIRE.

ALTHOUGH THE IMMEDIATE THREAT FOR DAMAGING WINDS AND LARGE HAIL HAS
ENDED...THUNDERSTORMS ARE STILL PRODUCING FREQUENT CLOUD TO GROUND
LIGHTNING STRIKES. THE SAFEST COURSE OF ACTION IS TO REMAIN INDOORS
UNTIL THE STORMS HAVE PASSED.

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 3231 8145 3234 8154 3239 8163 3246 8154
      3239 8152 3236 8140
TIME...MOT...LOC 2237Z 272DEG 8KT 3241 8149

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 16, 4:23 PM EDTSpecial Weather StatementCHSTattnall37 min
Mar 16, 4:24 PM EDTSpecial Weather StatementCHSBryan36 min
Mar 16, 4:28 PM EDTSevere Thunderstorm WarningCHSBryan, Evans, Liberty, Long, Tattnall40 min
Mar 16, 4:41 PM EDTSevere Thunderstorm WarningCHSBulloch, Candler, Evans, Tattnall35 min
Mar 16, 4:49 PM EDTSevere Thunderstorm WarningCHSEffingham41 min
Mar 16, 5:04 PM EDTSpecial Weather StatementCHSBryan26 min
Mar 16, 5:26 PM EDTSevere Thunderstorm WarningCHSEffingham, Screven64 min
Mar 16, 6:27 PM EDTSevere Thunderstorm WarningCHSBulloch, Effingham63 min
Mar 16, 7:34 PM EDTSpecial Marine WarningCHS86 min
Mar 16, 7:47 PM EDTSpecial Weather StatementCHSChatham58 min

Nearby

Severe 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.