Alert archive / Georgia / Tornado Warnings in 2011

Tornado Warning 23, NWS Atlanta, GA

April 16, 2011Chattahoochee County, Marion County, Muscogee County, Georgia

NWS Atlanta, GA issued this tornado warning at Apr 16, 2011, 4:45 AM EDT for Chattahoochee County, Marion County, Muscogee County, Georgia. It was in force for 45 min. 3 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 16, 2011, 4:45 AM EDT (08:45 UTC)
Expired
Apr 16, 2011, 5:30 AM EDT
In force
45 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon

Counties Chattahoochee County, GA, Marion County, GA, Muscogee County, GA

What was reported inside it

TimeReportWhereRemark
Apr 16, 4:47 AM EDTTORNADO 13 Se Sand Hill, GAA NWS DAMAGE SURVEY TEAM DETERMINED THAT A EF1 TORNADO TOUCHED DOWN ON THE EAST PORTION OF FORT BENNING. WINDS WERE ESTIMATED TO BE AROUND 100 MPH. THE TORNADO TORE DOWN PORTIONS OF A DORMITORY WALL AND REMOVED ONE FOURTH OF THE ROOF. THE TORNADO MOVED CARS AN
Apr 16, 4:50 AM EDTTORNADO 17 Ene Fort Benning, GAA NWS DAMAGE SURVEY TEAM DETERMINED THAT A EF1 TORNADO TOUCHED DOWN IN FORT BENNING. WINDS WERE ESTIMATED TO BE AROUND 100 MPH. THE TORNADO TORE DOWN PORTIONS OF A DORMITORY WALL AND REMOVED ONE FOURTH OF THE ROOF. THE TORNADO MOVED CARS AND CAUSED TREE DAMAGE
Apr 16, 4:50 AM EDTTORNADO 17 Ene Fort Benning, GAA NWS DAMAGE SURVEY TEAM DETERMINED THAT A EF1 TORNADO TOUCHED DOWN IN FORT BENNING. WINDS WERE ESTIMATED TO BE AROUND 100 MPH. THE TORNADO TORE DOWN PORTIONS OF A DORMITORY WALL AND REMOVED ONE FOURTH OF THE ROOF. THE TORNADO MOVED CARS AND CAUSED TREE DAMAGE

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.

IssuedProductOfficeLasted
Apr 15, 9:12 PM EDTTornado WatchSPC9 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 8.8 hours before the alert went out and 109 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 00:00Z on 2011-04-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 406 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 00:00Z on 2011-04-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 373 square meters per square second.19395878Sfc1 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
406 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
1138 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
373 m²/s²
0-3 km storm-relative helicity
566 m²/s²
Significant tornado parameter
1.3
Supercell composite
11.3

Open this sounding in Storm Lab

The text

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

222 
WFUS52 KFFC 160845
TORFFC
GAC053-197-215-160930-
/O.NEW.KFFC.TO.W.0023.110416T0845Z-110416T0930Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
445 AM EDT SAT APR 16 2011

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  CHATTAHOOCHEE COUNTY IN WEST CENTRAL GEORGIA
  NORTHERN MARION COUNTY IN WEST CENTRAL GEORGIA
  SOUTH CENTRAL MUSCOGEE COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 530 AM EDT

* AT 441 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 9 MILES WEST OF
  CUSSETA...MOVING EAST AT 45 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO NORTH
  FORT BENNING AND BUENA VISTA.

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 600 AM EDT SATURDAY MORNING
FOR GEORGIA.

&&

LAT...LON 3229 8493 3242 8496 3254 8461 3253 8460
      3253 8456 3248 8443 3232 8445 3226 8490
TIME...MOT...LOC 0845Z 253DEG 38KT 3236 8487

$$
3 follow-up statements
355 
WWUS52 KFFC 160854
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
454 AM EDT SAT APR 16 2011

GAC053-197-215-160930-
/O.CON.KFFC.TO.W.0023.000000T0000Z-110416T0930Z/
MUSCOGEE GA-MARION GA-CHATTAHOOCHEE GA-
454 AM EDT SAT APR 16 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 AM EDT FOR
CHATTAHOOCHEE...NORTHERN MARION AND SOUTH CENTRAL MUSCOGEE
COUNTIES...

AT 449 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR NORTH FORT
BENNING...MOVING EAST AT 40 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
EELBECK/WEST FORT BENNING...ZELLOBEE...BRANTLEY...BUENA VISTA...
JUNIPER...MARION ESTATES...OAKLAND AND FIVE POINTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! TORNADOES AT NIGHT ARE EXTREMELY DANGEROUS. DO NOT
WAIT UNTIL YOU SEE OR HEAR IT COMING...IT MAY BE TOO LATE.

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 600 AM EDT SATURDAY MORNING
FOR GEORGIA.

&&

LAT...LON 3244 8489 3254 8461 3251 8456 3249 8447
      3248 8443 3232 8445 3227 8485
TIME...MOT...LOC 0854Z 250DEG 35KT 3241 8478

$$
637 
WWUS52 KFFC 160908
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
508 AM EDT SAT APR 16 2011

GAC053-215-160917-
/O.CAN.KFFC.TO.W.0023.000000T0000Z-110416T0930Z/
MUSCOGEE GA-CHATTAHOOCHEE GA-
508 AM EDT SAT APR 16 2011

...THE TORNADO WARNING FOR CHATTAHOOCHEE AND SOUTH CENTRAL MUSCOGEE
COUNTIES IS CANCELLED...

THE SEVERE THUNDERSTORM THAT PROMPTED THE WARNING HAS MOVED OUT OF 
THE COUNTIES...THUS THE WARNING HAS BEEN 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 600 AM EDT SATURDAY MORNING
FOR GEORGIA.

LAT...LON 3249 8466 3250 8464 3253 8464 3253 8461
      3251 8456 3248 8443 3232 8445 3229 8466
TIME...MOT...LOC 0907Z 250DEG 40KT 3247 8460

$$

GAC197-160930-
/O.CON.KFFC.TO.W.0023.000000T0000Z-110416T0930Z/
MARION GA-
508 AM EDT SAT APR 16 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 AM EDT FOR NORTHERN
MARION COUNTY...

AT 503 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED 6 MILES SOUTHWEST OF
JUNIPER...MOVING EAST AT 45 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BUENA
VISTA...MARION ESTATES...OAKLAND AND FIVE POINTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! TORNADOES AT NIGHT ARE EXTREMELY DANGEROUS. DO NOT
WAIT UNTIL YOU SEE OR HEAR IT COMING...IT MAY BE TOO LATE.

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 600 AM EDT SATURDAY MORNING
FOR GEORGIA.

&&

LAT...LON 3249 8466 3250 8464 3253 8464 3253 8461
      3251 8456 3248 8443 3232 8445 3229 8466
TIME...MOT...LOC 0907Z 250DEG 40KT 3247 8460

$$
533 
WWUS52 KFFC 160917
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
517 AM EDT SAT APR 16 2011

GAC197-160930-
/O.CON.KFFC.TO.W.0023.000000T0000Z-110416T0930Z/
MARION GA-
517 AM EDT SAT APR 16 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 AM EDT FOR NORTHERN
MARION COUNTY...

AT 512 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR MARION 
ESTATES...MOVING EAST AT 45 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! TORNADOES AT NIGHT ARE EXTREMELY DANGEROUS. DO NOT
WAIT UNTIL YOU SEE OR HEAR IT COMING...IT MAY BE TOO LATE.

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 600 AM EDT SATURDAY MORNING
FOR GEORGIA.

&&

LAT...LON 3249 8466 3250 8464 3253 8464 3253 8461
      3251 8456 3248 8443 3246 8444 3244 8466
TIME...MOT...LOC 0917Z 250DEG 40KT 3251 8448

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 15, 8:02 PM EDTTornado WarningFFCCobb, DeKalb, Fulton43 min
Apr 15, 8:12 PM EDTSevere Thunderstorm WarningFFCLamar, Meriwether, Pike, Talbot, Upson48 min
Apr 15, 8:19 PM EDTSevere Thunderstorm WarningFFCBarrow, Gwinnett41 min
Apr 15, 8:28 PM EDTSevere Thunderstorm WarningFFCForsyth, Hall47 min
Apr 15, 8:45 PM EDTSevere Thunderstorm WarningFFCCobb, Douglas, Paulding45 min
Apr 15, 8:56 PM EDTSevere Thunderstorm WarningFFCButts, Lamar, Monroe, Pike, Upson49 min
Apr 15, 9:18 PM EDTSevere Thunderstorm WarningFFCButts, Jasper, Jones, Monroe42 min
Apr 15, 9:19 PM EDTSevere Thunderstorm WarningFFCDeKalb, Forsyth, Fulton, Gwinnett41 min
Apr 15, 10:44 PM EDTRiver Flood WarningFFCForsyth, Fulton40 hr
Apr 15, 11:44 PM EDTRiver Flood WarningFFCCobb6 hr
Apr 16, 12:17 AM EDTRiver Flood WarningFFCForsyth14 hr
Apr 16, 12:47 AM EDTRiver Flood WarningFFCDade34 hr
Apr 16, 1:25 AM EDTSevere Thunderstorm WarningFFCHeard, Troup50 min
Apr 16, 1:40 AM EDTSevere Thunderstorm WarningFFCBartow, Carroll, Haralson, Paulding50 min
Apr 16, 1:54 AM EDTSevere Thunderstorm WarningFFCCarroll, Coweta, Fulton, Meriwether51 min
Apr 16, 2:10 AM EDTTornado WarningFFCCarroll, Cobb, Douglas, Fulton, Paulding50 min
Apr 16, 2:38 AM EDTSevere Thunderstorm WarningFFCClayton, DeKalb, Fayette, Fulton, Henry, Newton and 1 more52 min
Apr 16, 2:46 AM EDTSevere Thunderstorm WarningFFCHarris44 min
Apr 16, 3:15 AM EDTSevere Thunderstorm WarningFFCHarris, Muscogee45 min
Apr 16, 3:26 AM EDTSevere Thunderstorm WarningFFCMeriwether49 min
Apr 16, 3:35 AM EDTWind AdvisoryFFCBaldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 90 more16 hr
Apr 16, 3:39 AM EDTTornado WarningFFCHarris, Talbot36 min
Apr 16, 3:51 AM EDTSevere Thunderstorm WarningFFCLamar, Meriwether, Pike, Spalding39 min
Apr 16, 4:04 AM EDTSevere Thunderstorm WarningFFCMeriwether, Pike, Talbot, Upson26 min
Apr 16, 4:40 AM EDTSevere Thunderstorm WarningFFCChattahoochee, Macon, Marion, Muscogee, Talbot50 min
Apr 16, 5:12 AM EDTSevere Thunderstorm WarningFFCChattahoochee, Crawford, Marion, Talbot, Taylor, Upson48 min
Apr 16, 5:48 AM EDTTornado WarningFFCBibb, Crawford, Monroe, Taylor42 min
Apr 16, 6:14 AM EDTTornado WarningFFCBaldwin, Jones, Putnam46 min
Apr 16, 6:26 AM EDTRiver Flood WarningFFCWhitfield64 hr
Apr 16, 8:42 AM EDTRiver Flood WarningFFCCobb7 hr
Apr 16, 10:34 AM EDTRiver Flood WarningFFCGordon, Murray, Whitfield28 hr

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.