Alert archive / Georgia / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 151, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Apr 11, 2011, 11:42 PM EDT for 6 counties in Georgia. It was in force for 48 min. 4 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
- Apr 11, 2011, 11:42 PM EDT (03:42 UTC)
- Expired
- Apr 12, 2011, 12:30 AM EDT
- In force
- 48 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
Counties Chattahoochee County, GA, Harris County, GA, Meriwether County, GA, Muscogee County, GA, Talbot County, GA, Troup County, GA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 11, 11:55 PM EDT | TSTM WND DMG | Whitesville, GA | LARGE TREE DOWN ON I-85 AT EXIT 30. |
| Apr 12, 12:04 AM EDT | TSTM WND DMG | 4 N Columbus, GA | MUSCOGEE COUNTY 911 RELAYED A REPORT OF A TREE DOWN IN COLUMBUS. |
| Apr 12, 12:15 AM EDT | TSTM WND DMG | Manchester, GA | MANCHESTER POLICE DEPARTMENT REPORTS A DOWNED TREE ON A LINE IN A YARD. |
| Apr 12, 12:18 AM EDT | TSTM WND DMG | 1 Ne Waverly Hall, GA | HARRIS COUNTY 911 RELAYED A REPORT OF A TREE DOWN ON A HOUSE IN WAVERLY HALL. THE DISPATCHER REPORTED THAT A THE TREE TOOK OUT ONE EXTERIOR WALL OF THE HOUSE. |
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 |
|---|---|---|---|
| Apr 11, 8:08 PM EDT | Tornado Watch | SPC | 7 hr |
| Apr 11, 11:26 PM EDT | Severe Thunderstorm Watch | SPC | 3 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 3.7 hours before the alert went out and 90 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
- 9 J/kg
- Mixed-layer CIN
- -501 J/kg
- Mixed-layer LCL
- 1916 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 155 m²/s²
- 0-3 km storm-relative helicity
- 355 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
963
WUUS52 KFFC 120342
SVRFFC
GAC053-145-199-215-263-285-120430-
/O.NEW.KFFC.SV.W.0151.110412T0342Z-110412T0430Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1142 PM EDT MON APR 11 2011
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN CHATTAHOOCHEE COUNTY IN WEST CENTRAL GEORGIA
HARRIS COUNTY IN WEST CENTRAL GEORGIA
SOUTHERN MERIWETHER COUNTY IN WEST CENTRAL GEORGIA
MUSCOGEE COUNTY IN WEST CENTRAL GEORGIA
WESTERN TALBOT COUNTY IN WEST CENTRAL GEORGIA
SOUTHEASTERN TROUP COUNTY IN WEST CENTRAL GEORGIA
* UNTIL 1230 AM EDT
* AT 1138 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS UP TO 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR WEST POINT TO 20 MILES WEST OF COLUMBUS...
MOVING EAST AT 60 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PINE
MOUNTAIN...CALLAWAY GARDENS...HAMILTON...BIBB CITY...COLUMBUS...WARM
SPRINGS...SHILOH...WOODBURY...NORTH FORT BENNING...WAVERLY HALL...
MANCHESTER...UPATOI AND WOODLAND.
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 500 AM EDT
TUESDAY MORNING FOR NORTHERN GEORGIA.
&&
LAT...LON 3288 8518 3306 8456 3276 8453 3253 8462
3254 8464 3249 8466 3242 8466 3233 8469
3232 8501 3243 8498 3245 8500 3252 8501
3259 8509 3273 8512 3275 8515 3278 8514
3282 8518 3285 8516 3286 8519
TIME...MOT...LOC 0341Z 248DEG 59KT 3285 8509 3235 8539
$$3 follow-up statements
473
WWUS52 KFFC 120407
SVSFFC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1207 AM EDT TUE APR 12 2011
GAC285-120415-
/O.CAN.KFFC.SV.W.0151.000000T0000Z-110412T0430Z/
TROUP GA-
1207 AM EDT TUE APR 12 2011
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN TROUP COUNTY IS
CANCELLED...
THE STORM THAT PROMPTED THE WARNING HAS MOVED OUT OF THE COUNTY.
IF YOU SAW WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.
LAT...LON 3242 8497 3245 8500 3287 8490 3287 8486
3297 8487 3306 8456 3274 8453 3255 8461
3253 8465 3250 8466 3242 8466 3234 8468
3233 8474 3232 8500 3233 8501
TIME...MOT...LOC 0405Z 249DEG 50KT 3292 8481 3255 8492
$$
GAC053-145-199-215-263-120430-
/O.CON.KFFC.SV.W.0151.000000T0000Z-110412T0430Z/
TALBOT GA-MUSCOGEE GA-MERIWETHER GA-CHATTAHOOCHEE GA-HARRIS GA-
1207 AM EDT TUE APR 12 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 AM EDT
FOR EASTERN HARRIS...NORTHERN CHATTAHOOCHEE...SOUTHERN MERIWETHER...
MUSCOGEE AND WESTERN TALBOT COUNTIES...
AT 1204 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS UP TO 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM JUST NORTH OF CALLAWAY GARDENS TO 5 MILES NORTHEAST OF
COLUMBUS...MOVING EAST AT 55 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
CATAULA...F.D. ROOSEVELT STATE PARK...PINE MOUNTAIN VALLEY...
DURAND...FLAT ROCK...NORTH FORT BENNING...HARRIS CITY...MIDLAND...
ELLERSLIE...EELBECK/WEST FORT BENNING...WARM SPRINGS...WAVERLY
HALL...SHILOH...UPATOI...RALEIGH...FLINT HILL...BOX SPRINGS...
MANCHESTER...WOODBURY...BAUGHVILLE...IMLAC...OLIVE BRANCH AND
WOODLAND.
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 ALSO REMAINS IN EFFECT UNTIL 500 AM EDT
TUESDAY MORNING FOR MUCH OF GEORGIA.
&&
LAT...LON 3242 8497 3245 8500 3287 8490 3287 8486
3297 8487 3306 8456 3274 8453 3255 8461
3253 8465 3250 8466 3242 8466 3234 8468
3233 8474 3232 8500 3233 8501
TIME...MOT...LOC 0405Z 249DEG 50KT 3292 8481 3255 8492
$$047
WWUS52 KFFC 120422
SVSFFC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1222 AM EDT TUE APR 12 2011
GAC053-145-199-215-263-120430-
/O.CON.KFFC.SV.W.0151.000000T0000Z-110412T0430Z/
TALBOT GA-MUSCOGEE GA-MERIWETHER GA-CHATTAHOOCHEE GA-HARRIS GA-
1222 AM EDT TUE APR 12 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 AM EDT
FOR EASTERN HARRIS...NORTHERN CHATTAHOOCHEE...SOUTH CENTRAL
MERIWETHER...EASTERN MUSCOGEE AND WESTERN TALBOT COUNTIES...
AT 1219 AM EDT...A LINE OF SEVERE THUNDERSTORMS WAS REPORTED CAPABLE
OF PRODUCING DAMAGING WINDS UP TO 60 MPH. THESE STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM WARM SPRINGS TO WAVERLY HALL TO FORT
BENNING...MOVING NORTHEAST AT 60 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
MANCHESTER...OLIVE BRANCH...WOODLAND...EELBECK AND BOX SPRINGS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 500 AM EDT
TUESDAY MORNING FOR NORTHERN GEORGIA.
&&
LAT...LON 3242 8495 3261 8479 3294 8470 3301 8456
3274 8453 3255 8461 3253 8465 3250 8466
3242 8466 3234 8468 3233 8474 3232 8500
3233 8501
TIME...MOT...LOC 0421Z 247DEG 50KT 3297 8459 3264 8466
3245 8485
$$136
WWUS52 KFFC 120429
SVSFFC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1229 AM EDT TUE APR 12 2011
GAC053-145-199-215-263-120438-
/O.EXP.KFFC.SV.W.0151.000000T0000Z-110412T0430Z/
TALBOT GA-MUSCOGEE GA-MERIWETHER GA-CHATTAHOOCHEE GA-HARRIS GA-
1229 AM EDT TUE APR 12 2011
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN HARRIS...NORTHERN
CHATTAHOOCHEE...SOUTH CENTRAL MERIWETHER...EASTERN MUSCOGEE AND
WESTERN TALBOT COUNTIES WILL BE ALLOWED TO EXPIRE AT 1230 AM EDT...
THE STORMS THAT PROMPTED THE WARNING HAD WEAKENED AND IS NO LONGER
PRODUCING SEVERE WEATHER. HEAVY RAIN AND WIND GUSTS UP TO 50 MPH
MAY BE POSSIBLE.
IF YOU SAW 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 ALSO REMAINS IN EFFECT UNTIL 500 AM EDT
TUESDAY MORNING FOR MUCH OF MIDDLE GEORGIA.
LAT...LON 3242 8495 3261 8479 3294 8470 3301 8456
3274 8453 3255 8461 3253 8465 3250 8466
3242 8466 3234 8468 3233 8474 3232 8500
3233 8501
TIME...MOT...LOC 0428Z 247DEG 50KT 3301 8448 3268 8455
3249 8474
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 11, 8:38 PM EDT | Severe Thunderstorm Warning | FFC | Catoosa, Chattooga, Dade, Walker | 52 min |
| Apr 11, 9:21 PM EDT | Severe Thunderstorm Warning | FFC | Bartow, Chattooga, Floyd, Gordon, Murray, Polk and 2 more | 54 min |
| Apr 11, 10:01 PM EDT | Severe Thunderstorm Warning | FFC | Carroll, Cobb, Douglas, Haralson, Paulding, Polk | 44 min |
| Apr 11, 10:11 PM EDT | Severe Thunderstorm Warning | FFC | Bartow, Cherokee, Fannin, Gilmer, Gordon, Murray and 2 more | 34 min |
| Apr 11, 10:40 PM EDT | Severe Thunderstorm Warning | FFC | Bartow, Cherokee, Dawson, Fannin, Gilmer, Lumpkin and 2 more | 65 min |
| Apr 11, 10:44 PM EDT | Severe Thunderstorm Warning | FFC | Bartow, Carroll, Cherokee, Cobb, Coweta, Douglas and 4 more | 48 min |
| Apr 12, 4:28 AM EDT | Wind Advisory | FFC | Baldwin, Banks, Barrow, Bartow, Bibb, Butts and 73 more | 16 hr |
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.