Alert archive / Georgia / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 235, NWS Atlanta, GA

May 14, 2011Emanuel County, Treutlen County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 14, 2011, 5:01 PM EDT for Emanuel County, Treutlen County, Georgia. It was in force for 44 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: May 14, 2011, 5:01 PM EDT (21:01 UTC)
Expired: May 14, 2011, 5:45 PM EDT
In force: 44 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

Counties Emanuel County, GA, Treutlen County, GA

The radar

The Robins AFB radar (KJGX), 103 km from the middle of the area, began a volume at 21:02 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, 5:22 PM EDT	HAIL 0.75	Soperton, GA	TREUTLEN COUNTY EMERGENCY MANAGEMENT RELAYED REPORTS OF HAIL IN THE CITY OF SOPERTON.

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.

Issued	Product	Office	Lasted
May 14, 4:41 PM EDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 9.0 hours before the alert went out and 218 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: 1023 J/kg
Mixed-layer CIN: -58 J/kg
Mixed-layer LCL: 1115 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: -14 m²/s²
0-3 km storm-relative helicity: 39 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.4

Open this sounding in Storm Lab

The text

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

248 
WUUS52 KFFC 142101
SVRFFC
GAC107-283-142145-
/O.NEW.KFFC.SV.W.0235.110514T2101Z-110514T2145Z/

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

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EMANUEL COUNTY IN EAST CENTRAL GEORGIA
  TREUTLEN COUNTY IN EAST CENTRAL GEORGIA

* UNTIL 545 PM EDT

* AT 457 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 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 SWAINSBORO TO SOPERTON TO 8 MILES WEST
  OF SOPERTON...MOVING EAST AT 20 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  NUNEZ...TWIN CITY...STILLMORE...OAK PARK AND GARFIELD.

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.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
SATURDAY EVENING FOR EAST CENTRAL GEORGIA.

&&

LAT...LON 3254 8203 3255 8209 3251 8215 3244 8218
      3236 8224 3232 8224 3231 8236 3236 8241
      3230 8270 3234 8275 3241 8270 3267 8239
      3271 8209 3266 8207 3261 8200
TIME...MOT...LOC 2101Z 262DEG 16KT 3262 8236 3246 8255
          3234 8269

$$

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, 3:53 PM EDT	Severe Thunderstorm Warning	FFC	Greene, Hancock, Putnam	52 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, 5:14 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.