Alert archive / Georgia / Tornado Warnings in 2009
Tornado Warning 5, NWS Atlanta, GA
NWS Atlanta, GA issued this tornado warning at Feb 11, 2009, 6:47 PM EST for 4 counties in Georgia. It was in force for 28 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
- Feb 11, 2009, 6:47 PM EST (23:47 UTC)
- Expired
- Feb 11, 2009, 7:15 PM EST
- In force
- 28 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
Counties Clayton County, GA, DeKalb County, GA, Henry County, GA, Rockdale County, GA
The radar
The Atlanta radar (KFFC), 46 km from the middle of the area, began a volume at 23:49 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 |
|---|---|---|---|
| Feb 11, 6:50 PM EST | TSTM WND DMG | 6 Ese Conley, GA | FOUR TO FIVE TREES BLOWN DOWN NEAR REX ROAD. |
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 |
|---|---|---|---|
| Feb 11, 4:08 PM EST | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.8 hours before the alert went out and 41 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 841 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- 330 m²/s²
- 0-3 km storm-relative helicity
- 366 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS52 KFFC 112347 TORFFC GAC063-089-151-247-120015- /O.NEW.KFFC.TO.W.0005.090211T2347Z-090212T0015Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 647 PM EST WED FEB 11 2009 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A * TORNADO WARNING FOR... NORTHEASTERN CLAYTON COUNTY IN NORTH CENTRAL GEORGIA SOUTHEASTERN DEKALB COUNTY IN NORTH CENTRAL GEORGIA NORTH CENTRAL HENRY COUNTY IN NORTH CENTRAL GEORGIA SOUTHWESTERN ROCKDALE COUNTY IN NORTH CENTRAL GEORGIA * UNTIL 715 PM EST * AT 645 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR STOCKBRIDGE...MOVING EAST AT 40 MPH. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO REX...HIDDEN VALLEY PARK...PANOLA MOUNTAIN STATE PARK...RICHARDSON PARK...KLONDIKE...KELLEYTOWN AND ARABIA MOUNTAIN. IF YOU ARE IN A MOBILE HOME OR VEHICLE...EVACUATE THEM AND GET INSIDE A STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EST WEDNESDAY EVENING FOR NORTHERN GEORGIA. 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. LAT...LON 3370 8408 3354 8404 3352 8430 3361 8434 TIME...MOT...LOC 2347Z 256DEG 33KT 3357 8427 $$
2 follow-up statements
000
WWUS52 KFFC 112355
SVSFFC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
655 PM EST WED FEB 11 2009
GAC063-120004-
/O.CAN.KFFC.TO.W.0005.000000T0000Z-090212T0015Z/
CLAYTON GA-
654 PM EST WED FEB 11 2009
...THE TORNADO WARNING FOR NORTHEASTERN CLAYTON COUNTY IS
CANCELLED...
THE STORM HAS MOVED OUT OF CLAYTON COUNTY.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EST
WEDNESDAY EVENING FOR NORTHERN GEORGIA.
IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.
LAT...LON 3355 8426 3357 8426 3359 8425 3359 8424
3361 8426 3364 8426 3370 8408 3354 8404
3352 8428 3355 8428
TIME...MOT...LOC 2354Z 255DEG 33KT 3357 8418
$$
GAC089-151-247-120015-
/O.CON.KFFC.TO.W.0005.000000T0000Z-090212T0015Z/
HENRY GA-ROCKDALE GA-DEKALB GA-
654 PM EST WED FEB 11 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM EST FOR
SOUTHEASTERN DEKALB...SOUTHWESTERN ROCKDALE AND NORTH CENTRAL HENRY
COUNTIES...
AT 649 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR STOCKBRIDGE...
MOVING EAST AT 40 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PANOLA
MOUNTAIN STATE PARK...RICHARDSON PARK...KLONDIKE...KELLEYTOWN AND
ARABIA MOUNTAIN.
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 FIRST FLOOR. STAY AWAY FROM WINDOWS.
IF DRIVING...DO NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
DO NOT USE YOUR CAR TO TRY TO OUTRUN A TORNADO. CARS ARE EASILY
TOSSED AROUND BY TORNADO WINDS. IF YOU ARE CAUGHT IN THE PATH OF A
TORNADO...LEAVE THE CAR AND GO TO A STRONG BUILDING. IF NO SAFE
STRUCTURE IS NEARBY...SEEK SHELTER IN A DITCH OR LOW SPOT AND COVER
YOUR HEAD.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EST
WEDNESDAY EVENING FOR NORTHERN GEORGIA.
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.
LAT...LON 3355 8426 3357 8426 3359 8425 3359 8424
3361 8426 3364 8426 3370 8408 3354 8404
3352 8428 3355 8428
TIME...MOT...LOC 2354Z 255DEG 33KT 3357 8418
$$000
WWUS52 KFFC 120010
SVSFFC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
710 PM EST WED FEB 11 2009
GAC089-151-247-120019-
/O.EXP.KFFC.TO.W.0005.000000T0000Z-090212T0015Z/
HENRY GA-ROCKDALE GA-DEKALB GA-
709 PM EST WED FEB 11 2009
...THE TORNADO WARNING FOR SOUTHEASTERN DEKALB...SOUTHWESTERN
ROCKDALE AND NORTH CENTRAL HENRY COUNTIES EXPIRES AT 715 PM EST...
AT 708 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED THE
ROTATION WITH STORM WAS WEAKENING AND THE TORNADO THREAT HAS
DECREASED...THEREFORE THE TORNADO WARNING WILL BE ALLOWED TO EXPIRE.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EST
WEDNESDAY EVENING FOR NORTHERN GEORGIA.
IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.
LAT...LON 3355 8426 3357 8426 3359 8425 3359 8424
3361 8426 3364 8426 3370 8408 3354 8404
3352 8428 3355 8428
TIME...MOT...LOC 0009Z 255DEG 33KT 3360 8402
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 11, 2:51 PM EST | Severe Thunderstorm Warning | FFC | Chattooga, Dade, Walker | 54 min |
| Feb 11, 3:25 PM EST | Severe Thunderstorm Warning | FFC | Catoosa, Chattooga, Floyd, Gordon, Walker, Whitfield | 65 min |
| Feb 11, 4:02 PM EST | Severe Thunderstorm Warning | FFC | Bartow, Fannin, Gilmer, Gordon, Murray, Pickens and 2 more | 58 min |
| Feb 11, 4:56 PM EST | Severe Thunderstorm Warning | FFC | Bartow, Cherokee, Dawson, Fannin, Gilmer, Lumpkin and 3 more | 64 min |
| Feb 11, 5:29 PM EST | Severe Thunderstorm Warning | FFC | Dawson, Forsyth, Fulton | 46 min |
| Feb 11, 5:40 PM EST | Severe Thunderstorm Warning | FFC | Lumpkin, Towns, White | 35 min |
| Feb 11, 5:55 PM EST | Severe Thunderstorm Warning | FFC | Hall | 50 min |
| Feb 11, 5:57 PM EST | Tornado Warning | FFC | Harris, Troup | 33 min |
| Feb 11, 6:10 PM EST | Severe Thunderstorm Warning | FFC | Banks, Jackson | 35 min |
| Feb 11, 6:28 PM EST | Tornado Warning | FFC | Meriwether, Troup | 33 min |
Nearby
Tornado Warnings in Georgia, 2009Every tornado warning in 2009Tornadoes in 2009
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.