Alert archive / Georgia / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 233, NWS Atlanta, GA

May 14, 2011Greene County, Hancock County, Putnam County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 14, 2011, 3:53 PM EDT for Greene County, Hancock County, Putnam County, Georgia. It was in force for 52 min. 2 reports 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: May 14, 2011, 3:53 PM EDT (19:53 UTC)
Expired: May 14, 2011, 4:45 PM EDT
In force: 52 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

Counties Greene County, GA, Hancock County, GA, Putnam County, GA

The radar

The Robins AFB radar (KJGX), 90 km from the middle of the area, began a volume at 19:53 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

Time	Report	Where	Remark
May 14, 4:07 PM EDT	HAIL 0.75	5 S Phoenix, GA	PUBLIC REPORTED PENNY-SIZED HAIL OUTSIDE OF PHOENIX.
May 14, 4:08 PM EDT	TSTM WND DMG	4 Ese Reynolds Plantati, GA	PUBLIC REPORTS POWER OUT BRIEFLY DUE TO THE STORM.

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, 7.9 hours before the alert went out and 134 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: 7 J/kg
Mixed-layer CIN: -172 J/kg
Mixed-layer LCL: 729 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 87 m²/s²
0-3 km storm-relative helicity: 82 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.

820 
WUUS52 KFFC 141953
SVRFFC
GAC133-141-237-142045-
/O.NEW.KFFC.SV.W.0233.110514T1953Z-110514T2045Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
353 PM EDT SAT MAY 14 2011

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN PUTNAM COUNTY IN CENTRAL GEORGIA
  EASTERN GREENE COUNTY IN EAST CENTRAL GEORGIA
  NORTHWESTERN HANCOCK COUNTY IN EAST CENTRAL GEORGIA

* UNTIL 445 PM EDT

* AT 350 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 10 MILES SOUTH
  OF PHOENIX...MOVING NORTHEAST AT 30 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  REYNOLDS PLANTATION...WHITE PLAINS...SILOAM AND UNION POINT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT 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.

&&

LAT...LON 3322 8331 3331 8339 3370 8306 3360 8300
      3357 8301 3352 8298 3349 8299 3347 8301
      3345 8298 3345 8295 3344 8291 3342 8290
TIME...MOT...LOC 1954Z 226DEG 27KT 3330 8328

$$

1 follow-up statement

960 
WWUS52 KFFC 142018
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
418 PM EDT SAT MAY 14 2011

GAC237-142028-
/O.CAN.KFFC.SV.W.0233.000000T0000Z-110514T2045Z/
PUTNAM GA-
418 PM EDT SAT MAY 14 2011

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN PUTNAM COUNTY IS
CANCELLED...

THE STORM THAT PROMPTED THE WARNING HAS EXITED PUTNAM COUNTY.

IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER 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.

LAT...LON 3333 8313 3346 8324 3370 8306 3360 8300
      3358 8301 3349 8299 3347 8301 3345 8298
      3345 8295 3344 8291 3342 8290
TIME...MOT...LOC 2018Z 226DEG 27KT 3343 8312

$$

GAC133-141-142045-
/O.CON.KFFC.SV.W.0233.000000T0000Z-110514T2045Z/
GREENE GA-HANCOCK GA-
418 PM EDT SAT MAY 14 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT
FOR NORTH CENTRAL HANCOCK AND EASTERN GREENE COUNTIES...

AT 416 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZED
HAIL...AND DAMAGING WINDS UP TO 60 MPH. THIS STORM WAS LOCATED NEAR
LIBERTY...MOVING NORTHEAST AT 30 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
VEAZEY...WHITE PLAINS...SPRINGFIELD...SILOAM...UNION POINT AND
JACKSONVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER 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.

&&

LAT...LON 3333 8313 3346 8324 3370 8306 3360 8300
      3358 8301 3349 8299 3347 8301 3345 8298
      3345 8295 3344 8291 3342 8290
TIME...MOT...LOC 2018Z 226DEG 27KT 3343 8312

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 13, 8:50 PM EDT	Special Weather Statement	FFC	Crisp	40 min
May 13, 9:10 PM EDT	Special Weather Statement	FFC	Crisp	35 min
May 14, 1:17 PM EDT	Special Weather Statement	FFC	Emanuel, Johnson	28 min
May 14, 2:12 PM EDT	Special Weather Statement	FFC	Bibb, Bleckley, Dooly, Houston, Jones, Peach and 2 more	48 min
May 14, 2:33 PM EDT	Special Weather Statement	FFC	Emanuel	27 min
May 14, 2:54 PM EDT	Special Weather Statement	FFC	Baldwin, Bleckley, Jones, Laurens, Twiggs, Wilkinson	51 min
May 14, 3:36 PM EDT	Severe Thunderstorm Warning	FFC	Johnson, Laurens, Washington, Wilkinson	39 min
May 14, 3:39 PM EDT	Special Weather Statement	FFC	Hancock, Johnson, Laurens, Putnam, Washington	36 min
May 14, 4:13 PM EDT	Severe Thunderstorm Warning	FFC	Emanuel, Jefferson, Johnson, Laurens, Washington	62 min
May 14, 4:27 PM EDT	Special Weather Statement	FFC	Taliaferro	48 min
May 14, 5:01 PM EDT	Severe Thunderstorm Warning	FFC	Emanuel, Treutlen	44 min
May 14, 5:14 PM EDT	Special Weather Statement	FFC	Montgomery, Telfair, Wheeler	46 min
May 14, 5:41 PM EDT	Special Weather Statement	FFC	Treutlen	34 min
May 14, 5:55 PM EDT	Special Weather Statement	FFC	Montgomery, Toombs, Wheeler	50 min
May 14, 6:26 PM EDT	Severe Thunderstorm Warning	FFC	Montgomery, Toombs	49 min
May 14, 6:46 PM EDT	Special Weather Statement	FFC	Wilcox	29 min
May 14, 6:53 PM EDT	Severe Thunderstorm Warning	FFC	Dodge, Wilcox	52 min
May 14, 7:28 PM EDT	Special Weather Statement	FFC	Dodge	32 min
May 14, 7:55 PM EDT	Severe Thunderstorm Warning	FFC	Laurens	25 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; radar from the NEXRAD Level II archive.