Alert archive / Georgia / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 33, NWS Atlanta, GA

February 24, 20125 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Feb 24, 2012, 10:30 AM EST for 5 counties in Georgia. It was in force for 30 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
Feb 24, 2012, 10:30 AM EST (15:30 UTC)
Expired
Feb 24, 2012, 11:00 AM EST
In force
30 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon

Counties Baldwin County, GA, Jasper County, GA, Jones County, GA, Monroe County, GA, Putnam County, GA

The radar

The Robins AFB radar (KJGX), 63 km from the middle of the area, began a volume at 15:33 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
Feb 24, 10:45 AM ESTTSTM WND DMGEatonton, GATHE PUTNAM 911 CENTER REPORTED TREES DOWN ALONG ROUTE 129 AND TREES DOWN IN EATONTON AS WELL AS TRAFFIC LIGHTS OUT.

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
Feb 24, 8:48 AM ESTTornado WatchSPC7 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 3.5 hours before the alert went out and 89 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, Peachtre/Fal Fld, GA at 12:00Z on 2012-02-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1231 joules per kilogram.LCLEL10008507005003002001001 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, Peachtre/Fal Fld, GA at 12:00Z on 2012-02-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 163 square meters per square second.1939587897117Sfc1 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
1231 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
542 m above ground
0-6 km bulk shear
83 kt
0-1 km storm-relative helicity
163 m²/s²
0-3 km storm-relative helicity
306 m²/s²
Significant tornado parameter
1.3
Supercell composite
4.7

Open this sounding in Storm Lab

The text

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

716 
WUUS52 KFFC 241530
SVRFFC
GAC009-159-169-207-237-241600-
/O.NEW.KFFC.SV.W.0033.120224T1530Z-120224T1600Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1030 AM EST FRI FEB 24 2012

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN BALDWIN COUNTY IN CENTRAL GEORGIA
  SOUTHERN JASPER COUNTY IN CENTRAL GEORGIA
  NORTHERN JONES COUNTY IN CENTRAL GEORGIA
  NORTHEASTERN MONROE COUNTY IN CENTRAL GEORGIA
  SOUTHERN PUTNAM COUNTY IN CENTRAL GEORGIA

* UNTIL 1100 AM EST

* AT 1028 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS UP
  TO 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING       
  FROM 5 SOUTH OF BERNER TO MCELHENEYS CROSSROADS...MOVING EAST AT   
  60 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PLANT
  SCHERER...ADGATEVILLE...JULIETTE...HILLSBORO...JARRELL
  PLANTATION...PIEDMONT...STANFORDVILLE...ROUND OAK...WAYSIDE...
  WILLARD...BRADLEY...RESSEAUS CROSSROADS...WARFIELD...
  BLOUNTSVILLE...ETHRIDGE...FLAT ROCK...PLANT HARLEE BRANCH...
  ROCKVILLE AND MERIWETHER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU SEE WIND DAMAGE...HAIL OR FLOODING...WAIT UNTIL THE STORM HAS
PASSED...AND THEN CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1 8
6 6 7 6 3 4 4 6 6. YOU CAN ALSO TWEET YOUR REPORT USING HASHTAG GAWX.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM EST FRIDAY AFTERNOON
FOR NORTHERN GEORGIA.

&&

LAT...LON 3328 8321 3325 8326 3319 8328 3318 8325
      3305 8330 3304 8396 3320 8387 3318 8382
      3319 8381 3321 8383 3324 8381 3327 8383
      3329 8381 3336 8318
TIME...MOT...LOC 1529Z 261DEG 53KT 3323 8371 3316 8376
          3310 8384

$$
1 follow-up statement
644 
WWUS52 KFFC 241548
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1048 AM EST FRI FEB 24 2012

GAC207-241558-
/O.CAN.KFFC.SV.W.0033.000000T0000Z-120224T1600Z/
MONROE GA-
1048 AM EST FRI FEB 24 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MONROE COUNTY IS 
CANCELLED...THE STORM HAS EXITED THE WARNED AREA...

IF YOU SEE WIND DAMAGE...HAIL OR FLOODING...WAIT UNTIL THE STORM HAS
PASSED...AND THEN CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1 8
6 6 7 6 3 4 4 6 6. YOU CAN ALSO TWEET YOUR REPORT USING HASHTAG GAWX.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM EST FRIDAY AFTERNOON
FOR NORTHERN GEORGIA.

LAT...LON 3328 8321 3325 8326 3319 8328 3318 8325
      3311 8327 3309 8372 3331 8366 3336 8318
TIME...MOT...LOC 1548Z 261DEG 53KT 3333 8321 3325 8336
          3317 8352

$$

GAC009-159-169-237-241600-
/O.CON.KFFC.SV.W.0033.000000T0000Z-120224T1600Z/
PUTNAM GA-JONES GA-BALDWIN GA-JASPER GA-
1048 AM EST FRI FEB 24 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 AM EST
FOR SOUTHEASTERN JASPER...NORTHWESTERN BALDWIN...NORTHERN JONES AND
SOUTHERN PUTNAM COUNTIES...

AT 1044 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZED HAIL...AND DAMAGING WINDS UP TO 60 MPH. THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM ROCKVILLE TO RESSEAUS CROSSROADS
TO HILLSBORO...MOVING EAST AT 60 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
BLOUNTSVILLE...ETHRIDGE...FLAT ROCK...MERIWETHER AND PLANT HARLEE
BRANCH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY INSIDE A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

IF YOU SEE WIND DAMAGE...HAIL OR FLOODING...WAIT UNTIL THE STORM HAS
PASSED...AND THEN CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1 8
6 6 7 6 3 4 4 6 6. YOU CAN ALSO TWEET YOUR REPORT USING HASHTAG GAWX.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM EST FRIDAY AFTERNOON
FOR NORTHERN GEORGIA.

&&

LAT...LON 3328 8321 3325 8326 3319 8328 3318 8325
      3311 8327 3309 8372 3331 8366 3336 8318
TIME...MOT...LOC 1548Z 261DEG 53KT 3333 8321 3325 8336
          3317 8352

$$

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 24, 7:44 AM ESTSpecial Weather StatementFFCMorgan, Newton31 min
Feb 24, 8:14 AM ESTSpecial Weather StatementFFCMeriwether31 min
Feb 24, 8:28 AM ESTSevere Thunderstorm WarningFFCCoweta, Fayette, Meriwether, Pike, Spalding32 min
Feb 24, 8:33 AM ESTSpecial Weather StatementFFCHenry, Newton27 min
Feb 24, 8:45 AM ESTSpecial Weather StatementFFCTroup45 min
Feb 24, 8:49 AM ESTSevere Thunderstorm WarningFFCHarris, Meriwether, Troup26 min
Feb 24, 9:01 AM ESTSpecial Weather StatementFFCButts, Spalding44 min
Feb 24, 9:08 AM ESTSpecial Weather StatementFFCGreene, Morgan37 min
Feb 24, 9:15 AM ESTSpecial Weather StatementFFCMeriwether30 min
Feb 24, 9:23 AM ESTTornado WarningFFCButts, Henry, Jasper, Newton37 min
Feb 24, 9:28 AM ESTTornado WarningFFCGreene, Oglethorpe, Taliaferro, Wilkes32 min
Feb 24, 9:40 AM ESTTornado WarningFFCGreene, Jasper, Morgan, Putnam50 min
Feb 24, 9:45 AM ESTSpecial Weather StatementFFCButts, Lamar, Meriwether, Pike30 min
Feb 24, 10:10 AM ESTSpecial Weather StatementFFCJasper35 min
Feb 24, 10:14 AM ESTTornado WarningFFCGreene, Hancock, Taliaferro, Warren, Wilkes46 min
Feb 24, 10:32 AM ESTSpecial Weather StatementFFCLamar, Pike28 min
Feb 24, 10:39 AM ESTTornado WarningFFCGreene, Hancock, Morgan, Putnam, Taliaferro36 min
Feb 24, 10:53 AM ESTSevere Thunderstorm WarningFFCButts, Jasper, Jones, Monroe22 min
Feb 24, 11:06 AM ESTSevere Thunderstorm WarningFFCBaldwin, Jasper, Jones, Putnam24 min
Feb 24, 11:06 AM ESTTornado WarningFFCHancock, Taliaferro, Warren24 min
Feb 24, 11:10 AM ESTSpecial Weather StatementFFCClayton, Coweta, Fayette, Heard, Troup35 min
Feb 24, 11:25 AM ESTSpecial Weather StatementFFCMeriwether, Troup35 min
Feb 24, 11:28 AM ESTSevere Thunderstorm WarningFFCBaldwin, Greene, Hancock, Putnam32 min
Feb 24, 11:39 AM ESTSevere Thunderstorm WarningFFCGreene, Hancock, Taliaferro, Warren36 min
Feb 24, 11:56 AM ESTSpecial Weather StatementFFCFayette, Harris, Henry, Meriwether, Pike, Rockdale and 3 more34 min
Feb 24, 12:06 PM ESTSevere Thunderstorm WarningFFCGlascock, Warren24 min
Feb 24, 12:19 PM ESTSpecial Weather StatementFFCChattahoochee, Muscogee41 min
Feb 24, 12:30 PM ESTSpecial Weather StatementFFCBibb, Butts, Clarke, Greene, Jasper, Jones and 10 more30 min
Feb 24, 12:38 PM ESTSpecial Weather StatementFFCCoweta, Heard37 min
Feb 24, 12:58 PM ESTSpecial Weather StatementFFCChattahoochee, Crawford, Greene, Jasper, Lamar, Marion and 7 more47 min
Feb 24, 1:37 PM ESTSpecial Weather StatementFFCBaldwin, Bibb, Crawford, Greene, Hancock, Houston and 10 more23 min
Feb 24, 2:04 PM ESTSpecial Weather StatementFFCWarren26 min
Feb 24, 2:36 PM ESTSpecial Weather StatementFFCBleckley, Crisp, Dodge, Pulaski, Wilcox24 min
Feb 24, 2:57 PM ESTSpecial Weather StatementFFCCrisp, Dodge, Johnson, Laurens, Pulaski, Wilcox33 min
Feb 24, 3:24 PM ESTSpecial Weather StatementFFCDodge, Emanuel, Johnson, Laurens, Montgomery, Telfair and 4 more51 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.