Alert archive / Georgia / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 274, NWS Atlanta, GA

June 2, 2011Butts County, Henry County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 2, 2011, 11:27 PM EDT for Butts County, Henry County, Georgia. It was in force for 17 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: Jun 2, 2011, 11:27 PM EDT (03:27 UTC)
Expired: Jun 2, 2011, 11:44 PM EDT
In force: 17 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

Counties Butts County, GA, Henry County, GA

The radar

The Atlanta radar (KFFC), 49 km from the middle of the area, began a volume at 03:30 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

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 3.5 hours before the alert went out and 43 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 3108 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 1749 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: 29 m²/s²
0-3 km storm-relative helicity: 51 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.

022 
WUUS52 KFFC 030327
SVRFFC
GAC035-151-030415-
/O.NEW.KFFC.SV.W.0274.110603T0327Z-110603T0415Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1127 PM EDT THU JUN 2 2011

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL BUTTS COUNTY IN CENTRAL GEORGIA
  SOUTHEASTERN HENRY COUNTY IN NORTH CENTRAL GEORGIA

* UNTIL 1215 AM EDT

* AT 1124 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZED HAIL.  THIS
  STORM WAS LOCATED 7 MILES NORTH OF JENKINSBURG...MOVING SOUTH AT 10
  MPH.

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

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.

&&

LAT...LON 3332 8392 3325 8408 3329 8409 3343 8414
      3349 8405
TIME...MOT...LOC 0327Z 346DEG 10KT 3342 8408

$$

1 follow-up statement

128 
WWUS52 KFFC 030344
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1144 PM EDT THU JUN 2 2011

GAC035-151-030354-
/O.CAN.KFFC.SV.W.0274.000000T0000Z-110603T0415Z/
BUTTS GA-HENRY GA-
1144 PM EDT THU JUN 2 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN HENRY AND CENTRAL
BUTTS COUNTIES IS CANCELLED...

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO LOCUST
GROVE...JENKINSBURG AND MCKIBBEN.

THE THUNDERSTORM HAS WEAKENED AND IS NO LONGER EXPECTED TO PRODUCE
SEVERE WEATHER. HOWEVER...STRONG GUSTY WINDS UP TO 45 MPH...VERY
HEAVY RAIN...AND SMALL HAIL ARE STILL POSSIBLE WITH THIS STORM.

LAT...LON 3332 8392 3325 8408 3329 8409 3343 8414
      3349 8405
TIME...MOT...LOC 0344Z 346DEG 10KT 3337 8407

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 2, 10:53 PM EDT	Special Weather Statement	FFC	Henry	37 min
Jun 2, 11:53 PM EDT	Special Weather Statement	FFC	Spalding	37 min
Jun 3, 12:29 AM EDT	Special Weather Statement	FFC	Pike	31 min
Jun 3, 12:51 AM EDT	Special Weather Statement	FFC	Emanuel	39 min
Jun 3, 5:44 PM EDT	Special Weather Statement	FFC	Jefferson	46 min
Jun 3, 5:46 PM EDT	Special Weather Statement	FFC	Banks	29 min
Jun 3, 5:48 PM EDT	Severe Thunderstorm Warning	FFC	Jefferson	42 min
Jun 3, 5:51 PM EDT	Severe Thunderstorm Warning	FFC	Banks	39 min
Jun 3, 6:04 PM EDT	Special Weather Statement	FFC	Toombs	41 min
Jun 3, 6:25 PM EDT	Special Weather Statement	FFC	Jackson	35 min
Jun 3, 6:30 PM EDT	Special Weather Statement	FFC	Jefferson	45 min
Jun 3, 6:41 PM EDT	Special Weather Statement	FFC	Toombs	34 min
Jun 3, 6:55 PM EDT	Special Weather Statement	FFC	Clarke, Jackson	35 min
Jun 3, 7:42 PM EDT	Special Weather Statement	FFC	Montgomery	48 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2011 Every severe thunderstorm warning in 2011

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.