Alert archive / Georgia / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 303, NWS Atlanta, GA

June 15, 20115 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 15, 2011, 6:19 PM EDT for 5 counties in Georgia. It was in force for 41 min. 6 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: Jun 15, 2011, 6:19 PM EDT (22:19 UTC)
Expired: Jun 15, 2011, 7:00 PM EDT
In force: 41 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

Counties Carroll County, GA, Douglas County, GA, Haralson County, GA, Paulding County, GA, Polk County, GA

The radar

The Atlanta radar (KFFC), 63 km from the middle of the area, began a volume at 22:19 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
Jun 15, 6:24 PM EDT	HAIL 1	2 Ene New Hope, GA
Jun 15, 6:40 PM EDT	HAIL 1.75	Hiram, GA
Jun 15, 6:50 PM EDT	HAIL 1.25	4 W Douglasville, GA
Jun 15, 6:55 PM EDT	HAIL 1.75	4 W Douglasville, GA
Jun 15, 6:55 PM EDT	HAIL 2.5	Douglasville, GA
Jun 15, 7:00 PM EDT	HAIL 1.5	3 E Douglasville, GA

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
Jun 15, 12:52 PM EDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.3 hours before the alert went out and 65 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: 227 J/kg
Mixed-layer CIN: -377 J/kg
Mixed-layer LCL: 1521 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 91 m²/s²
0-3 km storm-relative helicity: 127 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.9

Open this sounding in Storm Lab

The text

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

373 
WUUS52 KFFC 152219
SVRFFC
GAC045-097-143-223-233-152300-
/O.NEW.KFFC.SV.W.0303.110615T2219Z-110615T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
619 PM EDT WED JUN 15 2011

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN DOUGLAS COUNTY IN NORTH CENTRAL GEORGIA
  NORTHEASTERN CARROLL COUNTY IN NORTHWEST GEORGIA
  NORTHEASTERN HARALSON COUNTY IN NORTHWEST GEORGIA
  PAULDING COUNTY IN NORTHWEST GEORGIA
  SOUTHEASTERN POLK COUNTY IN NORTHWEST GEORGIA

* UNTIL 700 PM EDT

* AT 610 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZED HAIL...AND
  DAMAGING WINDS UP TO 60 MPH.  THIS STORM WAS LOCATED 7 MILES
  SOUTHWEST OF ROCKMART...MOVING EAST AT 35 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  BRASWELL...DALLAS...HIRAM...DOUGLASVILLE AND LITHIA SPRINGS.

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 800 PM EDT
WEDNESDAY EVENING FOR NORTHERN GEORGIA.

&&

LAT...LON 3403 8516 3405 8476 3404 8473 3395 8474
      3394 8472 3381 8473 3380 8463 3375 8458
      3373 8459 3374 8490 3383 8521
TIME...MOT...LOC 2219Z 278DEG 29KT 3392 8504

$$

2 follow-up statements

133 
WWUS52 KFFC 152236
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
636 PM EDT WED JUN 15 2011

GAC143-233-152247-
/O.CAN.KFFC.SV.W.0303.000000T0000Z-110615T2300Z/
POLK GA-HARALSON GA-
636 PM EDT WED JUN 15 2011

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN HARALSON AND 
SOUTHEASTERN POLK COUNTIES IS CANCELLED...

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.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT
WEDNESDAY EVENING FOR NORTHERN GEORGIA.

LAT...LON 3395 8503 3395 8497 3402 8494 3405 8476
      3404 8473 3397 8474 3381 8473 3380 8463
      3375 8458 3373 8459 3374 8490 3378 8504
TIME...MOT...LOC 2237Z 278DEG 29KT 3390 8487

$$

GAC045-097-223-152300-
/O.CON.KFFC.SV.W.0303.000000T0000Z-110615T2300Z/
PAULDING GA-CARROLL GA-DOUGLAS GA-
636 PM EDT WED JUN 15 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR NORTHERN DOUGLAS...NORTHEASTERN CARROLL AND PAULDING COUNTIES...

AT 629 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZED
HAIL...AND DAMAGING WINDS UP TO 60 MPH. THIS STORM WAS LOCATED NEAR
YORKVILLE...MOVING EAST AT 35 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
DALLAS...NEW HOPE...CROSS ROADS...HIRAM...BROWNSVILLE...
DOUGLASVILLE...LITHIA SPRINGS AND SWEETWATER CREEK STATE PARK.

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.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT
WEDNESDAY EVENING FOR NORTHERN GEORGIA.

&&

LAT...LON 3395 8503 3395 8497 3402 8494 3405 8476
      3404 8473 3397 8474 3381 8473 3380 8463
      3375 8458 3373 8459 3374 8490 3378 8504
TIME...MOT...LOC 2237Z 278DEG 29KT 3390 8487

$$

473 
WWUS52 KFFC 152256
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
656 PM EDT WED JUN 15 2011

GAC045-097-223-152306-
/O.EXP.KFFC.SV.W.0303.000000T0000Z-110615T2300Z/
PAULDING GA-CARROLL GA-DOUGLAS GA-
656 PM EDT WED JUN 15 2011

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN DOUGLAS...
NORTHEASTERN CARROLL AND PAULDING COUNTIES EXPIRES AT 700 PM EDT...

AT 647 PM EDT...A SEVERE THUNDERSTORM WAS REPORTED CAPABLE OF
PRODUCING GOLF BALL SIZED HAIL...AND DAMAGING WINDS UP TO 60 MPH.
THIS STORM WAS LOCATED NEAR HIRAM...MOVING EAST AT 35 MPH.

ANOTHER WARNING IN AFFECT FOR SOUTHERN DOUGLAS WILL CONTINUE.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
SWEETWATER CREEK STATE PARK AND LITHIA SPRINGS.

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.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT
WEDNESDAY EVENING FOR NORTHERN GEORGIA.

LAT...LON 3395 8503 3395 8497 3402 8494 3405 8476
      3404 8473 3397 8474 3381 8473 3380 8463
      3375 8458 3373 8459 3374 8490 3378 8504
TIME...MOT...LOC 2256Z 278DEG 29KT 3388 8469

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 15, 1:26 PM EDT	Special Weather Statement	FFC	Catoosa	49 min
Jun 15, 1:34 PM EDT	Severe Thunderstorm Warning	FFC	Catoosa, Walker	41 min
Jun 15, 1:59 PM EDT	Special Weather Statement	FFC	Murray	31 min
Jun 15, 2:30 PM EDT	Special Weather Statement	FFC	Fannin	45 min
Jun 15, 3:42 PM EDT	Severe Thunderstorm Warning	FFC	Dade, Walker	48 min
Jun 15, 4:08 PM EDT	Special Weather Statement	FFC	Chattooga	52 min
Jun 15, 4:27 PM EDT	Special Weather Statement	FFC	Floyd	48 min
Jun 15, 4:33 PM EDT	Severe Thunderstorm Warning	FFC	Catoosa, Walker, Whitfield	42 min
Jun 15, 5:08 PM EDT	Special Weather Statement	FFC	Floyd, Polk	37 min
Jun 15, 5:16 PM EDT	Special Weather Statement	FFC	Gilmer, Murray	44 min
Jun 15, 5:17 PM EDT	Special Weather Statement	FFC	Cherokee	43 min
Jun 15, 5:32 PM EDT	Special Weather Statement	FFC	Cobb, Paulding	43 min
Jun 15, 5:33 PM EDT	Special Weather Statement	FFC	Pickens	27 min
Jun 15, 5:44 PM EDT	Severe Thunderstorm Warning	FFC	Floyd, Polk	37 min
Jun 15, 5:52 PM EDT	Severe Thunderstorm Warning	FFC	Cobb, Paulding	38 min
Jun 15, 6:00 PM EDT	Special Weather Statement	FFC	Forsyth	45 min
Jun 15, 6:07 PM EDT	Severe Thunderstorm Warning	FFC	Forsyth, Hall	38 min
Jun 15, 6:15 PM EDT	Special Weather Statement	FFC	Towns	30 min
Jun 15, 6:20 PM EDT	Special Weather Statement	FFC	White	10 min
Jun 15, 6:29 PM EDT	Special Weather Statement	FFC	Cobb	46 min
Jun 15, 6:37 PM EDT	Special Weather Statement	FFC	Polk	53 min
Jun 15, 6:45 PM EDT	Severe Thunderstorm Warning	FFC	Cobb, Douglas	45 min
Jun 15, 6:48 PM EDT	Special Weather Statement	FFC	Forsyth, Hall	42 min
Jun 15, 6:55 PM EDT	Special Weather Statement	FFC	Barrow, Gwinnett	50 min
Jun 15, 7:10 PM EDT	Severe Thunderstorm Warning	FFC	Clayton, DeKalb, Douglas, Fayette, Fulton	65 min
Jun 15, 7:29 PM EDT	Special Weather Statement	FFC	Clarke	31 min
Jun 15, 7:35 PM EDT	Special Weather Statement	FFC	Madison	25 min
Jun 15, 7:36 PM EDT	Special Weather Statement	FFC	Catoosa	39 min
Jun 15, 7:37 PM EDT	Severe Thunderstorm Warning	FFC	Gwinnett, Walton	53 min
Jun 15, 7:41 PM EDT	Special Weather Statement	FFC	Oconee	19 min
Jun 15, 7:51 PM EDT	Special Weather Statement	FFC	Polk	39 min
Jun 15, 7:53 PM EDT	Severe Thunderstorm Warning	FFC	Henry, Newton, Rockdale	67 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.