Alert archive / Georgia / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 521, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Dec 22, 2011, 6:11 PM EST for 5 counties in Georgia. It was in force for 49 min. 5 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
- Dec 22, 2011, 6:11 PM EST (23:11 UTC)
- Expired
- Dec 22, 2011, 7:00 PM EST
- In force
- 49 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
Counties Clayton County, GA, Fayette County, GA, Henry County, GA, Pike County, GA, Spalding County, GA
The radar
The Atlanta radar (KFFC), 16 km from the middle of the area, began a volume at 23:12 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 |
|---|---|---|---|
| Dec 22, 6:16 PM EST | TORNADO 1 | 2 S Woolsey, GA | AN NWS ASSESSMENT TEAM DETERMINED THAT A WEAK TORNADO WITH WINDS OF 95 MPH TOUCHED DOWN AROUND 616 PM EST ON THE NORTHEAST SHORE OF LAKE HORTON NEAR THE END OF WOOLSEY CREEK TRAIL AND JUST WEST OF HIGHWAY 92. THE TORNADO TRAVELED 1.6 MILES WITH INTERMITTENT DA |
| Dec 22, 6:20 PM EST | TSTM WND DMG | 1 E Woolsey, GA | EMERGENCY MANAGER REPORTED ROOF DAMAGE TO RESIDENCE ALONG MUD BRIDGE ROAD ALONG WITH A LARGE BARN AND TWO OUT HOUSES DESTROYED. |
| Dec 22, 6:21 PM EST | TSTM WND DMG | 2 Ene Woolsey, GA | ONE TREE DOWN ON PANHANDLE ROAD AT WOOLSEY ROAD. |
| Dec 22, 6:30 PM EST | TSTM WND DMG | Hampton, GA | COUPLE OF TREES DOWN IN HAMPTON. |
| Dec 22, 6:35 PM EST | TSTM WND DMG | Mcdonough, GA | A COUPLE OF TREES DOWN AROUND MCDONOUGH. |
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 |
|---|---|---|---|
| Dec 22, 3:20 PM EST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.2 hours before the alert went out and 11 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.
- Mixed-layer CAPE
- 26 J/kg
- Mixed-layer CIN
- -71 J/kg
- Mixed-layer LCL
- 549 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 119 m²/s²
- 0-3 km storm-relative helicity
- 123 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
972
WUUS52 KFFC 222311
SVRFFC
GAC063-113-151-231-255-230000-
/O.NEW.KFFC.SV.W.0521.111222T2311Z-111223T0000Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
611 PM EST THU DEC 22 2011
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN CLAYTON COUNTY IN NORTH CENTRAL GEORGIA
SOUTHEASTERN FAYETTE COUNTY IN NORTH CENTRAL GEORGIA
HENRY COUNTY IN NORTH CENTRAL GEORGIA
NORTHWESTERN PIKE COUNTY IN WEST CENTRAL GEORGIA
WESTERN SPALDING COUNTY IN WEST CENTRAL GEORGIA
* UNTIL 700 PM EST
* AT 607 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS UP TO 60
MPH. THIS STORM WAS LOCATED NEAR BROOKS...MOVING NORTHEAST AT 50
MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
WOOLSEY...SUNNY SIDE...HAMPTON...LOVEJOY...MCDONOUGH AND
STOCKBRIDGE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DOPPLER RADAR HAS INDICATED ROTATION WITHIN THIS STORM. ALTHOUGH
CURRENT DATA DOES NOT INDICATE THE EXISTENCE OF A TORNADO...A TORNADO
MAY STILL DEVELOP. IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO
A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR
SMALL INTERIOR ROOM.
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 TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EST THURSDAY EVENING
FOR NORTHERN GEORGIA.
&&
LAT...LON 3341 8438 3360 8420 3345 8396 3312 8450
3315 8452 3317 8451 3318 8450 3325 8451
3326 8450 3334 8453
TIME...MOT...LOC 2311Z 234DEG 43KT 3327 8444
$$2 follow-up statements
556
WWUS52 KFFC 222324
SVSFFC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
624 PM EST THU DEC 22 2011
GAC231-222334-
/O.CAN.KFFC.SV.W.0521.000000T0000Z-111223T0000Z/
PIKE GA-
624 PM EST THU DEC 22 2011
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN PIKE COUNTY IS
CANCELLED...
IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EST THURSDAY EVENING
FOR NORTHERN GEORGIA.
LAT...LON 3321 8436 3338 8444 3341 8438 3360 8420
3345 8396
TIME...MOT...LOC 2324Z 234DEG 43KT 3336 8429
$$
GAC063-113-151-255-230000-
/O.CON.KFFC.SV.W.0521.000000T0000Z-111223T0000Z/
SPALDING GA-FAYETTE GA-HENRY GA-CLAYTON GA-
624 PM EST THU DEC 22 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EST
FOR SOUTHEASTERN CLAYTON...HENRY...EAST CENTRAL FAYETTE AND WESTERN
SPALDING COUNTIES...
AT 621 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS UP
TO 60 MPH. THIS STORM WAS LOCATED NEAR SUNNY SIDE...MOVING NORTHEAST
AT 50 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
HAMPTON...LOVEJOY...TOWALAGA...LUELLA...EAGLES LANDING...
BLACKSVILLE...FLIPPEN...MCDONOUGH...STOCKBRIDGE AND OLA.
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 TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EST THURSDAY EVENING
FOR NORTHERN GEORGIA.
&&
LAT...LON 3321 8436 3338 8444 3341 8438 3360 8420
3345 8396
TIME...MOT...LOC 2324Z 234DEG 43KT 3336 8429
$$105
WWUS52 KFFC 222351
SVSFFC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
651 PM EST THU DEC 22 2011
GAC063-113-151-255-230001-
/O.EXP.KFFC.SV.W.0521.000000T0000Z-111223T0000Z/
SPALDING GA-FAYETTE GA-HENRY GA-CLAYTON GA-
651 PM EST THU DEC 22 2011
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CLAYTON...
HENRY...EAST CENTRAL FAYETTE AND WESTERN SPALDING COUNTIES EXPIRES AT
700 PM EST...
IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EST THURSDAY EVENING
FOR NORTHERN GEORGIA.
LAT...LON 3321 8436 3338 8444 3341 8438 3360 8420
3345 8396
TIME...MOT...LOC 2351Z 234DEG 43KT 3355 8398
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 21, 9:11 PM EST | Dense Fog Advisory | FFC | Banks, Barrow, Bartow, Butts, Carroll, Catoosa and 47 more | 11 hr |
| Dec 22, 8:04 AM EST | Dense Fog Advisory | FFC | Banks, Barrow, Bartow, Butts, Carroll, Catoosa and 47 more | 116 min |
| Dec 22, 3:51 PM EST | Special Weather Statement | FFC | Chattooga, Floyd, Haralson, Polk | 39 min |
| Dec 22, 4:14 PM EST | Special Weather Statement | FFC | Carroll | 61 min |
| Dec 22, 4:26 PM EST | Severe Thunderstorm Warning | FFC | Haralson, Polk | 32 min |
| Dec 22, 4:34 PM EST | Special Weather Statement | FFC | Towns, Union | 26 min |
| Dec 22, 4:37 PM EST | Special Weather Statement | FFC | Bartow, Catoosa, Chattooga, Floyd, Gordon, Murray and 2 more | 53 min |
| Dec 22, 4:39 PM EST | Special Weather Statement | FFC | Heard, Troup | 66 min |
| Dec 22, 4:52 PM EST | Severe Thunderstorm Warning | FFC | Bartow, Floyd, Gordon | 23 min |
| Dec 22, 4:56 PM EST | Special Weather Statement | FFC | Paulding | 34 min |
| Dec 22, 5:13 PM EST | Severe Thunderstorm Warning | FFC | Gordon | 32 min |
| Dec 22, 5:15 PM EST | Severe Thunderstorm Warning | FFC | Carroll, Coweta, Douglas, Fulton, Heard | 45 min |
| Dec 22, 5:23 PM EST | Severe Thunderstorm Warning | FFC | Gilmer, Murray, Pickens | 25 min |
| Dec 22, 5:29 PM EST | Special Weather Statement | FFC | Cherokee, Dawson, Forsyth, Pickens | 31 min |
| Dec 22, 5:32 PM EST | Severe Thunderstorm Warning | FFC | Coweta, Fayette, Meriwether, Troup | 43 min |
| Dec 22, 5:36 PM EST | Special Weather Statement | FFC | Cobb | 24 min |
| Dec 22, 5:40 PM EST | Special Weather Statement | FFC | Meriwether | 35 min |
| Dec 22, 5:44 PM EST | Tornado Warning | FFC | Coweta, Fayette, Meriwether | 46 min |
| Dec 22, 6:02 PM EST | Severe Thunderstorm Warning | FFC | Harris, Meriwether, Pike, Talbot, Upson | 43 min |
| Dec 22, 6:08 PM EST | Special Weather Statement | FFC | DeKalb, Forsyth, Fulton, Gwinnett, Hall | 37 min |
| Dec 22, 6:35 PM EST | Special Weather Statement | FFC | Marion, Schley, Taylor | 25 min |
| Dec 22, 6:35 PM EST | Severe Thunderstorm Warning | FFC | Hall | 27 min |
| Dec 22, 6:43 PM EST | Special Weather Statement | FFC | Lamar, Monroe, Upson | 47 min |
| Dec 22, 6:58 PM EST | Special Weather Statement | FFC | Banks, Barrow, Clarke, Gwinnett, Jackson, Madison and 1 more | 47 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 2011Every 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.