Alert archive / Georgia / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 222, NWS Atlanta, GA

July 5, 2012Stewart County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 5, 2012, 5:49 PM EDT for Stewart County, Georgia. It was in force for 41 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
Jul 5, 2012, 5:49 PM EDT (21:49 UTC)
Expired
Jul 5, 2012, 6:30 PM EDT
In force
41 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon

County Stewart County, GA

What was reported inside it

TimeReportWhereRemark
Jul 5, 5:55 PM EDTTSTM WND DMG4 E Louvale, GA1 TREE DOWN ALONG HWY 520 EAST OF LOUVALE AND NORTH OF BROOKLYN.

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

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.8 hours before the alert went out and 149 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 2012-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1009 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2012-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -28 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
1009 J/kg
Mixed-layer CIN
-89 J/kg
Mixed-layer LCL
1299 m above ground
0-6 km bulk shear
3 kt
0-1 km storm-relative helicity
-28 m²/s²
0-3 km storm-relative helicity
5 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.

333 
WUUS52 KFFC 052149
SVRFFC
GAC259-052230-
/O.NEW.KFFC.SV.W.0222.120705T2149Z-120705T2230Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
549 PM EDT THU JUL 5 2012

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  STEWART COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 630 PM EDT

* AT 548 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZED HAIL...AND
  DAMAGING WINDS UP TO 60 MPH.  THIS STORM WAS LOCATED 7 MILES NORTH
  OF LUMPKIN...MOVING SOUTHWEST AT 15 MPH.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE
ENOUGH TO BE STRUCK BY LIGHTNING.

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.

&&

LAT...LON 3195 8497 3197 8497 3197 8503 3200 8507
      3201 8506 3212 8506 3224 8488 3223 8482
      3222 8481 3223 8480 3223 8471 3218 8463
      3192 8485 3192 8492
TIME...MOT...LOC 2150Z 044DEG 12KT 3215 8480

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 5, 2:23 PM EDTSpecial Weather StatementFFCTowns37 min
Jul 5, 2:38 PM EDTSpecial Weather StatementFFCDawson22 min
Jul 5, 3:21 PM EDTSpecial Weather StatementFFCSchley24 min
Jul 5, 3:46 PM EDTSpecial Weather StatementFFCDooly, Marion, Schley, Sumter29 min
Jul 5, 3:59 PM EDTSpecial Weather StatementFFCHarris31 min
Jul 5, 4:20 PM EDTSevere Thunderstorm WarningFFCMarion, Schley, Taylor40 min
Jul 5, 4:34 PM EDTSpecial Weather StatementFFCTowns26 min
Jul 5, 4:41 PM EDTSpecial Weather StatementFFCWebster34 min
Jul 5, 4:43 PM EDTSevere Thunderstorm WarningFFCSumter, Webster47 min
Jul 5, 4:55 PM EDTSpecial Weather StatementFFCMuscogee35 min
Jul 5, 5:01 PM EDTSpecial Weather StatementFFCTowns29 min
Jul 5, 5:02 PM EDTSpecial Weather StatementFFCMarion28 min
Jul 5, 5:06 PM EDTSpecial Weather StatementFFCTaylor24 min
Jul 5, 5:19 PM EDTSevere Thunderstorm WarningFFCChattahoochee, Muscogee41 min
Jul 5, 5:33 PM EDTSpecial Weather StatementFFCWebster27 min
Jul 5, 5:58 PM EDTSpecial Weather StatementFFCDodge32 min
Jul 5, 6:04 PM EDTSevere Thunderstorm WarningFFCBleckley, Dodge41 min
Jul 5, 6:22 PM EDTSevere Thunderstorm WarningFFCGreene, Oglethorpe23 min
Jul 5, 6:34 PM EDTSpecial Weather StatementFFCGlascock, Jefferson26 min
Jul 5, 6:48 PM EDTSpecial Weather StatementFFCTroup27 min
Jul 5, 7:04 PM EDTSevere Thunderstorm WarningFFCChattooga, Floyd, Walker26 min
Jul 5, 7:14 PM EDTSevere Thunderstorm WarningFFCMeriwether, Troup31 min
Jul 5, 7:17 PM EDTSevere Thunderstorm WarningFFCHenry, Newton, Rockdale28 min
Jul 5, 7:23 PM EDTSevere Thunderstorm WarningFFCChattooga, Floyd52 min
Jul 5, 7:26 PM EDTSevere Thunderstorm WarningFFCMeriwether, Troup23 min
Jul 5, 7:33 PM EDTSpecial Weather StatementFFCButts27 min
Jul 5, 7:35 PM EDTSpecial Weather StatementFFCCoweta25 min
Jul 5, 7:46 PM EDTSevere Thunderstorm WarningFFCGlascock, Warren, Washington44 min
Jul 5, 7:50 PM EDTSevere Thunderstorm WarningFFCButts, Jasper, Newton25 min
Jul 5, 7:56 PM EDTSpecial Weather StatementFFCFayette34 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.