Alert archive / Georgia / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 101, NWS Tallahassee, FL

April 5, 20124 counties in Georgia

NWS Tallahassee, FL issued this severe thunderstorm warning at Apr 5, 2012, 5:06 PM EDT for 4 counties in Georgia. It was in force for 54 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
Apr 5, 2012, 5:06 PM EDT (21:06 UTC)
Expired
Apr 5, 2012, 6:00 PM EDT
In force
54 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon

Counties Calhoun County, GA, Clay County, GA, Early County, GA, Miller County, GA

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 5, 2:58 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 9.1 hours before the alert went out and 128 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, Tallahassee Rgnl, FL at 12:00Z on 2012-04-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 71 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, Tallahassee Rgnl, FL at 12:00Z on 2012-04-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 square meters per square second.19395878Sfc1 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
71 J/kg
Mixed-layer CIN
-397 J/kg
Mixed-layer LCL
1087 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
61 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.

167 
WUUS52 KTAE 052106
SVRTAE
GAC037-061-099-201-052200-
/O.NEW.KTAE.SV.W.0101.120405T2106Z-120405T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
506 PM EDT THU APR 5 2012

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN CALHOUN COUNTY IN SOUTHWEST GEORGIA...
  SOUTHERN CLAY COUNTY IN SOUTHWEST GEORGIA...
  EARLY COUNTY IN SOUTHWEST GEORGIA...
  WESTERN MILLER COUNTY IN SOUTHWEST GEORGIA...

* UNTIL 600 PM EDT

* AT 501 PM EDT...THE NATIONAL WEATHER SERVICE HAS DETECTED A LINE OF
  SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED
  ALONG A LINE EXTENDING FROM 16 MILES NORTHWEST OF BLAKELY TO 23
  MILES SOUTHWEST OF BLAKELY...OR ALONG A LINE EXTENDING FROM
  SHORTERVILLE TO ASHFORD...AND MOVING SOUTHEAST AT 30 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  ARLINGTON

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY. PEOPLE OUTSIDE SHOULD MOVE INSIDE A STRONG BUILDING BUT
AWAY FROM WINDOWS.

&&

LAT...LON 3161 8506 3145 8472 3109 8486 3110 8503
      3114 8506 3117 8510 3123 8510 3128 8511
      3132 8508 3137 8509 3143 8506 3147 8507
      3154 8504 3157 8506
TIME...MOT...LOC 2106Z 298DEG 25KT 3154 8506 3115 8521

$$

42-DVD
3 follow-up statements
255 
WWUS52 KTAE 052128
SVSTAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
528 PM EDT THU APR 5 2012

GAC037-061-099-201-052200-
/O.CON.KTAE.SV.W.0101.000000T0000Z-120405T2200Z/
MILLER GA-CALHOUN GA-EARLY GA-CLAY GA-
528 PM EDT THU APR 5 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR SOUTHEASTERN CLAY...CENTRAL EARLY...SOUTHWESTERN CALHOUN AND
WESTERN MILLER COUNTIES IN SOUTHWEST GEORGIA...

AT 524 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM FERRELL CROSSROADS TO SAFFOLD...MOVING SOUTHEAST AT 30
MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
BLAKELY...HOWARDS MILL...COLOMOKEE...EARLY CO A/P...JONES
CROSSROADS...KILLARNEY...CENTERVILLE...CUBA...MAYHAW...HENTOWN AND
ARLINGTON

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
THURSDAY EVENING FOR SOUTHEAST ALABAMA AND NORTHWEST FLORIDA AND
SOUTHWESTERN GEORGIA.

&&

LAT...LON 3114 8506 3158 8499 3145 8472 3109 8486
      3110 8503
TIME...MOT...LOC 2128Z 298DEG 25KT 3152 8491 3113 8503

$$

42-DVD
798 
WWUS52 KTAE 052143
SVSTAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
543 PM EDT THU APR 5 2012

GAC061-052153-
/O.CAN.KTAE.SV.W.0101.000000T0000Z-120405T2200Z/
CLAY GA-
543 PM EDT THU APR 5 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CLAY COUNTY IS
CANCELLED...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
THURSDAY EVENING FOR SOUTHEAST ALABAMA AND NORTHWEST FLORIDA AND
SOUTHWESTERN GEORGIA.

LAT...LON 3110 8503 3149 8484 3145 8472 3109 8486
TIME...MOT...LOC 2143Z 298DEG 25KT 3146 8476 3107 8489

$$

GAC037-099-201-052200-
/O.CON.KTAE.SV.W.0101.000000T0000Z-120405T2200Z/
MILLER GA-CALHOUN GA-EARLY GA-
543 PM EDT THU APR 5 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR EASTERN EARLY...SOUTHWESTERN CALHOUN AND WESTERN MILLER COUNTIES
IN SOUTHWEST GEORGIA...

AT 541 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM ARLINGTON TO KILLARNEY...
MOVING SOUTHEAST AT 30 MPH.

THE LINE OF SEVERE THUNDERSTORMS WILL OTHERWISE REMAIN OVER MAINLY
RURAL AREAS OF THE INDICATED COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
THURSDAY EVENING FOR SOUTHEAST ALABAMA AND NORTHWEST FLORIDA AND
SOUTHWESTERN GEORGIA.

&&

LAT...LON 3110 8503 3149 8484 3145 8472 3109 8486
TIME...MOT...LOC 2143Z 298DEG 25KT 3146 8476 3107 8489

$$

42-DVD
250 
WWUS52 KTAE 052154
SVSTAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
554 PM EDT THU APR 5 2012

GAC037-099-201-052204-
/O.EXP.KTAE.SV.W.0101.000000T0000Z-120405T2200Z/
MILLER GA-CALHOUN GA-EARLY GA-
554 PM EDT THU APR 5 2012

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN EARLY...SOUTHWESTERN
CALHOUN AND WESTERN MILLER COUNTIES IN SOUTHWEST GEORGIA WILL EXPIRE
AT 600 PM EDT...

RELAY REPORTS OF SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE IN
TALLAHASSEE AT (8 5 0) 9 4 2 8 8 3 3. OR...YOU MAY CONTACT THE
NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT.
THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
THURSDAY EVENING FOR SOUTHEAST ALABAMA AND NORTHWEST FLORIDA AND
SOUTHWESTERN GEORGIA.

LAT...LON 3110 8503 3149 8484 3145 8472 3109 8486
TIME...MOT...LOC 2154Z 298DEG 25KT 3142 8468 3103 8481

$$

42-DVD

The office that day

Everything else NWS Tallahassee, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 5, 5:46 PM EDTSpecial Weather StatementTAEDougherty29 min
Apr 5, 5:54 PM EDTSpecial Weather StatementTAELee51 min
Apr 5, 6:02 PM EDTSevere Thunderstorm WarningTAEBaker, Mitchell28 min
Apr 5, 6:33 PM EDTSpecial Weather StatementTAEMitchell27 min
Apr 5, 7:28 PM EDTSpecial Weather StatementTAEThomas32 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; the sounding from the Mesonet's radiosonde archive.