Alert archive / Georgia / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 442, NWS Atlanta, GA

July 13, 2011Muscogee County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 13, 2011, 3:35 PM EDT for Muscogee County, Georgia. It was in force for 17 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 13, 2011, 3:35 PM EDT (19:35 UTC)
Expired: Jul 13, 2011, 3:52 PM EDT
In force: 17 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

County Muscogee County, GA

What was reported inside it

Time	Report	Where	Remark
Jul 13, 3:43 PM EDT	TSTM WND DMG	3 N Columbus, GA	MUSCOGEE COUNTY PUBLIC SAFETY RELAYED REPORTS OF 4 DOWNED TREES AND 5 DOWNED POWERLINES.

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, 7.6 hours before the alert went out and 107 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: 2823 J/kg
Mixed-layer CIN: -25 J/kg
Mixed-layer LCL: 810 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: 81 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.

442 
WUUS52 KFFC 131935
SVRFFC
GAC215-132015-
/O.NEW.KFFC.SV.W.0442.110713T1935Z-110713T2015Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
335 PM EDT WED JUL 13 2011

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

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

* UNTIL 415 PM EDT

* AT 330 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 NEAR BIBB
  CITY...MOVING WEST AT 10 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BIBB
  CITY AND COLUMBUS.

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 3260 8491 3258 8490 3258 8486 3246 8477
      3241 8483 3241 8488 3237 8495 3237 8498
      3239 8499 3243 8497 3246 8501 3251 8501
      3255 8504
TIME...MOT...LOC 1935Z 073DEG 8KT 3249 8492

$$

1 follow-up statement

367 
WWUS52 KFFC 131952
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
352 PM EDT WED JUL 13 2011

GAC215-132002-
/O.CAN.KFFC.SV.W.0442.000000T0000Z-110713T2015Z/
MUSCOGEE GA-
352 PM EDT WED JUL 13 2011

...THE SEVERE THUNDERSTORM WARNING FOR MUSCOGEE COUNTY IS
CANCELLED...

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO CUSTER
ROAD TERRACE...AVONDALE...BIBB CITY...ROSE HILL...GREEN ISLAND
HILLS...BATTLE PARK...CARTER ACRES AND COLUMBUS.

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 3260 8491 3258 8490 3258 8486 3246 8477
      3241 8483 3241 8488 3237 8495 3237 8498
      3239 8499 3243 8497 3246 8501 3251 8501
      3255 8504
TIME...MOT...LOC 1952Z 073DEG 8KT 3248 8496

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 13, 2:14 PM EDT	Special Weather Statement	FFC	Catoosa	46 min
Jul 13, 2:32 PM EDT	Special Weather Statement	FFC	Pickens	28 min
Jul 13, 2:36 PM EDT	Special Weather Statement	FFC	Clarke, Oconee	24 min
Jul 13, 2:49 PM EDT	Special Weather Statement	FFC	Sumter	26 min
Jul 13, 2:55 PM EDT	Special Weather Statement	FFC	Muscogee	35 min
Jul 13, 2:56 PM EDT	Special Weather Statement	FFC	Catoosa, Murray, Whitfield	49 min
Jul 13, 3:01 PM EDT	Special Weather Statement	FFC	Dawson	29 min
Jul 13, 3:05 PM EDT	Special Weather Statement	FFC	Clarke, Oconee	25 min
Jul 13, 3:20 PM EDT	Special Weather Statement	FFC	Oglethorpe	25 min
Jul 13, 3:23 PM EDT	Special Weather Statement	FFC	Forsyth	37 min
Jul 13, 3:28 PM EDT	Special Weather Statement	FFC	Muscogee	32 min
Jul 13, 3:44 PM EDT	Special Weather Statement	FFC	Sumter	31 min
Jul 13, 3:45 PM EDT	Special Weather Statement	FFC	Oglethorpe	30 min
Jul 13, 4:43 PM EDT	Special Weather Statement	FFC	Wilkes	47 min
Jul 13, 4:47 PM EDT	Special Weather Statement	FFC	Floyd	43 min
Jul 13, 5:24 PM EDT	Special Weather Statement	FFC	Fayette	36 min
Jul 13, 5:42 PM EDT	Special Weather Statement	FFC	Lamar	48 min
Jul 13, 5:43 PM EDT	Severe Thunderstorm Warning	FFC	Morgan, Putnam	47 min
Jul 13, 6:03 PM EDT	Special Weather Statement	FFC	Clayton	27 min
Jul 13, 6:09 PM EDT	Special Weather Statement	FFC	Talbot	51 min
Jul 13, 6:13 PM EDT	Severe Thunderstorm Warning	FFC	Talbot, Taylor	47 min
Jul 13, 6:22 PM EDT	Special Weather Statement	FFC	Newton	23 min
Jul 13, 6:26 PM EDT	Severe Thunderstorm Warning	FFC	Newton	36 min
Jul 13, 6:29 PM EDT	Severe Thunderstorm Warning	FFC	Butts, Henry	46 min
Jul 13, 6:32 PM EDT	Special Weather Statement	FFC	Hancock	43 min
Jul 13, 6:46 PM EDT	Special Weather Statement	FFC	Crisp	29 min
Jul 13, 6:52 PM EDT	Special Weather Statement	FFC	Laurens	23 min
Jul 13, 7:17 PM EDT	Special Weather Statement	FFC	Meriwether	43 min
Jul 13, 7:19 PM EDT	Special Weather Statement	FFC	Dodge	26 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.