Alert archive / Georgia / Tornado Warnings in 2011
Tornado Warning 83, NWS Atlanta, GA
NWS Atlanta, GA issued this tornado warning at Sep 5, 2011, 4:28 PM EDT for 4 counties in Georgia. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Sep 5, 2011, 4:28 PM EDT (20:28 UTC)
- Expired
- Sep 5, 2011, 5:15 PM EDT
- In force
- 47 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
Counties Clayton County, GA, DeKalb County, GA, Fulton County, GA, Henry County, GA
The radar
The Atlanta radar (KFFC), 39 km from the middle of the area, began a volume at 20:28 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 5, 3:42 PM EDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.5 hours before the alert went out and 35 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
- 279 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 471 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 167 m²/s²
- 0-3 km storm-relative helicity
- 228 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 3.0
The text
As transmitted, in the capitals the NWS used until 2016.
208
WFUS52 KFFC 052028
TORFFC
GAC063-089-121-151-052115-
/O.NEW.KFFC.TO.W.0083.110905T2028Z-110905T2115Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
428 PM EDT MON SEP 5 2011
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* TORNADO WARNING FOR...
CLAYTON COUNTY IN NORTH CENTRAL GEORGIA
DEKALB COUNTY IN NORTH CENTRAL GEORGIA
CENTRAL FULTON COUNTY IN NORTH CENTRAL GEORGIA
NORTHWESTERN HENRY COUNTY IN NORTH CENTRAL GEORGIA
* UNTIL 515 PM EDT
* AT 423 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR
RIVERDALE...MOVING NORTHEAST AT 45 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
MORROW...HARTSFIELD-JACKSON AIRPORT...COLLEGE PARK...LAKE CITY...
FOREST PARK...HAPEVILLE...EAST POINT...GRANT PARK-ZOO ATLANTA...
ATLANTA...MIDTOWN...DECATUR...DRUID HILLS...AVONDALE ESTATES...PINE
LAKE...CLARKSTON...STONE MOUNTAIN...CHAMBLEE...TUCKER AND
DORAVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO A
BASEMENT OR INTERIOR ROOM ON THE GROUND FLOOR. STAY AWAY FROM
WINDOWS. IF DRIVING...DO NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
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 EDT MONDAY EVENING
FOR NORTHERN GEORGIA.
&&
LAT...LON 3392 8431 3389 8422 3386 8416 3379 8409
3345 8435 3346 8439 3349 8441 3350 8442
3351 8442 3355 8444 3353 8454
TIME...MOT...LOC 2028Z 209DEG 38KT 3358 8438
$$1 follow-up statement
959
WWUS52 KFFC 052102
SVSFFC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
502 PM EDT MON SEP 5 2011
GAC063-151-052112-
/O.CAN.KFFC.TO.W.0083.000000T0000Z-110905T2115Z/
HENRY GA-CLAYTON GA-
502 PM EDT MON SEP 5 2011
...THE TORNADO WARNING FOR CLAYTON AND NORTHWESTERN HENRY COUNTIES IS
CANCELLED...
THE STORM THAT PROMPTED THE EARLIER WARNING HAS MOVED OUT OF THE
COUNTY.
IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT MONDAY EVENING
FOR NORTHERN GEORGIA.
LAT...LON 3392 8431 3389 8422 3386 8416 3384 8414
3379 8409 3369 8417 3376 8440
TIME...MOT...LOC 2102Z 209DEG 38KT 3389 8417
$$
GAC089-121-052115-
/O.CON.KFFC.TO.W.0083.000000T0000Z-110905T2115Z/
DEKALB GA-FULTON GA-
502 PM EDT MON SEP 5 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR CENTRAL
FULTON AND DEKALB COUNTIES...
AT 500 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR TUCKER...MOVING
NORTHEAST AT 45 MPH.
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 EDT MONDAY EVENING
FOR NORTHERN GEORGIA.
&&
LAT...LON 3392 8431 3389 8422 3386 8416 3384 8414
3379 8409 3369 8417 3376 8440
TIME...MOT...LOC 2102Z 209DEG 38KT 3389 8417
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 5, 12:21 PM EDT | River Flood Warning | FFC | Dade | 59 hr |
| Sep 5, 12:22 PM EDT | Tornado Warning | FFC | Carroll, Haralson, Paulding | 23 min |
| Sep 5, 12:39 PM EDT | Tornado Warning | FFC | Troup | 36 min |
| Sep 5, 1:14 PM EDT | Tornado Warning | FFC | Heard, Troup | 20 min |
| Sep 5, 1:44 PM EDT | Tornado Warning | FFC | Carroll, Coweta | 31 min |
| Sep 5, 1:55 PM EDT | Tornado Warning | FFC | Douglas | 35 min |
| Sep 5, 2:10 PM EDT | Tornado Warning | FFC | Carroll, Heard | 35 min |
| Sep 5, 2:19 PM EDT | Tornado Warning | FFC | Harris, Muscogee | 41 min |
| Sep 5, 2:27 PM EDT | Tornado Warning | FFC | Cobb, Paulding | 48 min |
| Sep 5, 2:48 PM EDT | Flash Flood Warning | FFC | Catoosa, Dade, Walker | 6 hr |
| Sep 5, 2:48 PM EDT | Tornado Warning | FFC | Cherokee | 42 min |
| Sep 5, 2:56 PM EDT | Tornado Warning | FFC | Heard, Troup | 34 min |
| Sep 5, 2:58 PM EDT | Tornado Warning | FFC | Harris, Meriwether, Troup | 39 min |
| Sep 5, 3:00 PM EDT | Special Weather Statement | FFC | Bleckley, Pulaski | 30 min |
| Sep 5, 3:18 PM EDT | Tornado Warning | FFC | Carroll, Coweta, Heard | 42 min |
| Sep 5, 3:20 PM EDT | Severe Thunderstorm Warning | FFC | Bleckley, Houston, Pulaski, Twiggs | 25 min |
| Sep 5, 3:23 PM EDT | Tornado Warning | FFC | Coweta, Meriwether | 37 min |
| Sep 5, 3:26 PM EDT | Tornado Warning | FFC | Bartow, Cherokee, Cobb, Paulding | 34 min |
| Sep 5, 3:27 PM EDT | Special Weather Statement | FFC | Telfair, Wheeler | 33 min |
| Sep 5, 3:29 PM EDT | Tornado Warning | FFC | Cherokee, Pickens | 31 min |
| Sep 5, 3:46 PM EDT | Tornado Warning | FFC | Cherokee, Pickens | 44 min |
| Sep 5, 3:50 PM EDT | Tornado Warning | FFC | Coweta, Fayette | 40 min |
| Sep 5, 3:57 PM EDT | Tornado Warning | FFC | Carroll, Cobb, Douglas, Paulding | 48 min |
| Sep 5, 4:01 PM EDT | Tornado Warning | FFC | Dawson, Fannin, Gilmer, Lumpkin, Pickens, Union | 44 min |
| Sep 5, 4:16 PM EDT | Tornado Warning | FFC | Morgan, Oconee | 29 min |
| Sep 5, 4:24 PM EDT | Tornado Warning | FFC | Carroll, Coweta, Douglas, Fulton | 36 min |
| Sep 5, 4:34 PM EDT | Tornado Warning | FFC | Jefferson | 20 min |
| Sep 5, 4:35 PM EDT | Tornado Warning | FFC | Bartow, Cherokee, Cobb, Paulding | 40 min |
| Sep 5, 4:41 PM EDT | Tornado Warning | FFC | Greene, Morgan, Oconee | 49 min |
| Sep 5, 4:43 PM EDT | Tornado Warning | FFC | Clarke, Oconee, Oglethorpe | 47 min |
| Sep 5, 4:49 PM EDT | Tornado Warning | FFC | Cobb, Douglas, Fulton | 41 min |
| Sep 5, 4:57 PM EDT | Special Weather Statement | FFC | Crawford | 48 min |
| Sep 5, 5:02 PM EDT | Tornado Warning | FFC | Crawford | 18 min |
| Sep 5, 5:16 PM EDT | Tornado Warning | FFC | Cherokee, Dawson, Pickens | 44 min |
| Sep 5, 5:16 PM EDT | Tornado Warning | FFC | Madison | 44 min |
| Sep 5, 5:30 PM EDT | Special Weather Statement | FFC | Cobb | 30 min |
| Sep 5, 6:04 PM EDT | Special Weather Statement | FFC | Gwinnett, Hall | 41 min |
| Sep 5, 6:07 PM EDT | Tornado Warning | FFC | Jasper, Jones, Putnam | 24 min |
| Sep 5, 6:57 PM EDT | Special Weather Statement | FFC | Towns | 33 min |
| Sep 5, 7:21 PM EDT | Special Weather Statement | FFC | Cherokee | 39 min |
Nearby
Tornado Warnings in Georgia, 2011Every tornado warning in 2011Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.