Alert archive / Georgia / Tornado Warnings in 2011

Tornado Warning 71, NWS Atlanta, GA

September 5, 2011Heard County, Troup County, Georgia

NWS Atlanta, GA issued this tornado warning at Sep 5, 2011, 2:56 PM EDT for Heard County, Troup County, Georgia. It was in force for 34 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, 2:56 PM EDT (18:56 UTC)
Expired
Sep 5, 2011, 3:30 PM EDT
In force
34 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon

Counties Heard County, GA, Troup County, GA

The radar

The Atlanta radar (KFFC), 51 km from the middle of the area, began a volume at 18:56 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.

IssuedProductOfficeLasted
Sep 5, 12:10 PM EDTTornado WatchSPC4 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 6.9 hours before the alert went out and 57 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-pSkew-T log-p diagram, Peachtre/Fal Fld, GA at 12:00Z on 2011-09-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 279 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 12:00Z on 2011-09-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 167 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
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

Open this sounding in Storm Lab

The text

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

876 
WFUS52 KFFC 051856
TORFFC
GAC149-285-051930-
/O.NEW.KFFC.TO.W.0071.110905T1856Z-110905T1930Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
256 PM EDT MON SEP 5 2011

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN HEARD COUNTY IN WEST CENTRAL GEORGIA
  NORTHWESTERN TROUP COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 330 PM EDT

* AT 252 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  STRONG THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 18 MILES SOUTH
  OF FRANKLIN...MOVING NORTHEAST AT 35 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  CORINTH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
TROPICAL ENVIRONMENTS LIKE WE HAVE TODAY CAN PRODUCE TORNADOES THAT 
DEVELOP RAPIDLY AND GIVE LITTLE TIME FOR WARNING.  SUCH TORNADOES 
ALSO FORM WITH LITTLE OR NO LIGHTNING ACTIVITY. TAKE PRECAUTIONS NOW 
TO RESPOND QUICKLY IN THE EVENT A WARNING IS ISSUED OR A TORNADO IS 
SPOTTED IN YOUR AREA.

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 800 PM EDT MONDAY EVENING FOR
NORTHWESTERN GEORGIA.

&&

LAT...LON 3329 8515 3329 8496 3328 8495 3323 8494
      3322 8492 3300 8516 3306 8523 3307 8524
TIME...MOT...LOC 1856Z 208DEG 30KT 3305 8516

$$
2 follow-up statements
647 
WWUS52 KFFC 051904
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
304 PM EDT MON SEP 5 2011

GAC149-285-051930-
/O.CON.KFFC.TO.W.0071.000000T0000Z-110905T1930Z/
TROUP GA-HEARD GA-
304 PM EDT MON SEP 5 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM EDT FOR
SOUTHEASTERN HEARD AND NORTHWESTERN TROUP COUNTIES...

AT 301 PM EDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS TORNADO WAS LOCATED
NEAR WARES CROSSROADS...MOVING NORTHEAST AT 35 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
HILLCREST...HARRISONVILLE...FRANKLIN AND CORINTH.

TROPICAL ENVIRONMENTS LIKE WE HAVE TODAY CAN PRODUCE TORNADOES THAT 
DEVELOP RAPIDLY AND GIVE LITTLE TIME FOR WARNING.  SUCH TORNADOES 
ALSO FORM WITH LITTLE OR NO LIGHTNING ACTIVITY. TAKE PRECAUTIONS NOW 
TO RESPOND QUICKLY IN THE EVENT A WARNING IS ISSUED OR A TORNADO IS 
SPOTTED IN YOUR AREA.

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 800 PM EDT MONDAY EVENING FOR
NORTHWESTERN GEORGIA.

&&

LAT...LON 3329 8515 3329 8496 3324 8494 3322 8494
      3322 8492 3306 8510 3313 8522
TIME...MOT...LOC 1904Z 208DEG 30KT 3313 8513

$$
281 
WWUS52 KFFC 051913
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
313 PM EDT MON SEP 5 2011

GAC285-051924-
/O.CAN.KFFC.TO.W.0071.000000T0000Z-110905T1930Z/
TROUP GA-
313 PM EDT MON SEP 5 2011

...THE TORNADO WARNING FOR NORTHWESTERN TROUP 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 800 PM EDT MONDAY EVENING FOR
NORTHWESTERN GEORGIA.

LAT...LON 3329 8515 3329 8497 3324 8494 3322 8494
      3321 8497 3317 8508 3319 8510 3316 8513
      3314 8522
TIME...MOT...LOC 1914Z 207DEG 33KT 3322 8509

$$

GAC149-051930-
/O.CON.KFFC.TO.W.0071.000000T0000Z-110905T1930Z/
HEARD GA-
313 PM EDT MON SEP 5 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM EDT FOR
SOUTHEASTERN HEARD COUNTY...

AT 310 PM EDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS TORNADO WAS LOCATED 6
MILES SOUTH OF FRANKLIN...MOVING NORTHEAST AT 40 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
CORINTH.

TROPICAL ENVIRONMENTS LIKE WE HAVE TODAY CAN PRODUCE TORNADOES THAT 
DEVELOP RAPIDLY AND GIVE LITTLE TIME FOR WARNING.  SUCH TORNADOES 
ALSO FORM WITH LITTLE OR NO LIGHTNING ACTIVITY. TAKE PRECAUTIONS NOW 
TO RESPOND QUICKLY IN THE EVENT A WARNING IS ISSUED OR A TORNADO IS 
SPOTTED IN YOUR AREA.

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 800 PM EDT MONDAY EVENING FOR
NORTHWESTERN GEORGIA.

&&

LAT...LON 3329 8515 3329 8497 3324 8494 3322 8494
      3321 8497 3317 8508 3319 8510 3316 8513
      3314 8522
TIME...MOT...LOC 1914Z 207DEG 33KT 3322 8509

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 5, 12:21 PM EDTRiver Flood WarningFFCDade59 hr
Sep 5, 12:22 PM EDTTornado WarningFFCCarroll, Haralson, Paulding23 min
Sep 5, 12:39 PM EDTTornado WarningFFCTroup36 min
Sep 5, 1:14 PM EDTTornado WarningFFCHeard, Troup20 min
Sep 5, 1:44 PM EDTTornado WarningFFCCarroll, Coweta31 min
Sep 5, 1:55 PM EDTTornado WarningFFCDouglas35 min
Sep 5, 2:10 PM EDTTornado WarningFFCCarroll, Heard35 min
Sep 5, 2:19 PM EDTTornado WarningFFCHarris, Muscogee41 min
Sep 5, 2:27 PM EDTTornado WarningFFCCobb, Paulding48 min
Sep 5, 2:48 PM EDTFlash Flood WarningFFCCatoosa, Dade, Walker6 hr
Sep 5, 2:48 PM EDTTornado WarningFFCCherokee42 min
Sep 5, 2:58 PM EDTTornado WarningFFCHarris, Meriwether, Troup39 min
Sep 5, 3:00 PM EDTSpecial Weather StatementFFCBleckley, Pulaski30 min
Sep 5, 3:18 PM EDTTornado WarningFFCCarroll, Coweta, Heard42 min
Sep 5, 3:20 PM EDTSevere Thunderstorm WarningFFCBleckley, Houston, Pulaski, Twiggs25 min
Sep 5, 3:23 PM EDTTornado WarningFFCCoweta, Meriwether37 min
Sep 5, 3:26 PM EDTTornado WarningFFCBartow, Cherokee, Cobb, Paulding34 min
Sep 5, 3:27 PM EDTSpecial Weather StatementFFCTelfair, Wheeler33 min
Sep 5, 3:29 PM EDTTornado WarningFFCCherokee, Pickens31 min
Sep 5, 3:46 PM EDTTornado WarningFFCCherokee, Pickens44 min
Sep 5, 3:50 PM EDTTornado WarningFFCCoweta, Fayette40 min
Sep 5, 3:57 PM EDTTornado WarningFFCCarroll, Cobb, Douglas, Paulding48 min
Sep 5, 4:01 PM EDTTornado WarningFFCDawson, Fannin, Gilmer, Lumpkin, Pickens, Union44 min
Sep 5, 4:16 PM EDTTornado WarningFFCMorgan, Oconee29 min
Sep 5, 4:24 PM EDTTornado WarningFFCCarroll, Coweta, Douglas, Fulton36 min
Sep 5, 4:28 PM EDTTornado WarningFFCClayton, DeKalb, Fulton, Henry47 min
Sep 5, 4:34 PM EDTTornado WarningFFCJefferson20 min
Sep 5, 4:35 PM EDTTornado WarningFFCBartow, Cherokee, Cobb, Paulding40 min
Sep 5, 4:41 PM EDTTornado WarningFFCGreene, Morgan, Oconee49 min
Sep 5, 4:43 PM EDTTornado WarningFFCClarke, Oconee, Oglethorpe47 min
Sep 5, 4:49 PM EDTTornado WarningFFCCobb, Douglas, Fulton41 min
Sep 5, 4:57 PM EDTSpecial Weather StatementFFCCrawford48 min
Sep 5, 5:02 PM EDTTornado WarningFFCCrawford18 min
Sep 5, 5:16 PM EDTTornado WarningFFCCherokee, Dawson, Pickens44 min
Sep 5, 5:16 PM EDTTornado WarningFFCMadison44 min
Sep 5, 5:30 PM EDTSpecial Weather StatementFFCCobb30 min
Sep 5, 6:04 PM EDTSpecial Weather StatementFFCGwinnett, Hall41 min
Sep 5, 6:07 PM EDTTornado WarningFFCJasper, Jones, Putnam24 min
Sep 5, 6:57 PM EDTSpecial Weather StatementFFCTowns33 min
Sep 5, 7:21 PM EDTSpecial Weather StatementFFCCherokee39 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.