Alert archive / Georgia / Tornado Warnings in 2011

Tornado Warning 16, NWS Atlanta, GA

March 27, 20114 counties in Georgia

NWS Atlanta, GA issued this tornado warning at Mar 27, 2011, 3:00 AM EDT for 4 counties in Georgia. It was in force for 45 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: Mar 27, 2011, 3:00 AM EDT (07:00 UTC)
Expired: Mar 27, 2011, 3:45 AM EDT
In force: 45 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

Counties Meriwether County, GA, Talbot County, GA, Troup County, GA, Upson County, GA

The radar

The Atlanta radar (KFFC), 50 km from the middle of the area, began a volume at 07:00 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
Mar 26, 8:47 PM EDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 7.0 hours before the alert went out and 52 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 120 J/kg
Mixed-layer CIN: -166 J/kg
Mixed-layer LCL: 635 m above ground
0-6 km bulk shear: 67 kt
0-1 km storm-relative helicity: 343 m²/s²
0-3 km storm-relative helicity: 404 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 6.7

Open this sounding in Storm Lab

The text

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

805 
WFUS52 KFFC 270700
TORFFC
GAC199-263-285-293-270745-
/O.NEW.KFFC.TO.W.0016.110327T0700Z-110327T0745Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
300 AM EDT SUN MAR 27 2011

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN MERIWETHER COUNTY IN WEST CENTRAL GEORGIA
  NORTHERN TALBOT COUNTY IN WEST CENTRAL GEORGIA
  SOUTHEASTERN TROUP COUNTY IN WEST CENTRAL GEORGIA
  WESTERN UPSON COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 345 AM EDT

* AT 255 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 11 MILES WEST OF
  GREENVILLE...MOVING EAST AT 40 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WARM
  SPRINGS...WOODBURY...MANCHESTER AND WOODLAND.

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 400 AM EDT SUNDAY MORNING FOR
GEORGIA.

&&

LAT...LON 3309 8490 3299 8453 3297 8452 3299 8449
      3295 8434 3273 8443 3282 8469 3285 8471
      3286 8475 3287 8475 3287 8483 3292 8497
TIME...MOT...LOC 0701Z 289DEG 35KT 3297 8482

$$

2 follow-up statements

233 
WWUS52 KFFC 270716
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
316 AM EDT SUN MAR 27 2011

GAC285-270725-
/O.CAN.KFFC.TO.W.0016.000000T0000Z-110327T0745Z/
TROUP GA-
316 AM EDT SUN MAR 27 2011

...THE TORNADO WARNING FOR SOUTHEASTERN TROUP COUNTY IS CANCELLED...

THE STORM THAT HAD PROMPTED THE 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 400 AM EDT SUNDAY MORNING FOR
SOUTHERN GEORGIA.

LAT...LON 3308 8486 3299 8453 3297 8452 3298 8449
      3295 8434 3273 8443 3282 8469 3284 8470
      3286 8475 3287 8475 3287 8483 3288 8486
TIME...MOT...LOC 0715Z 284DEG 31KT 3292 8474

$$

GAC199-263-293-270745-
/O.CON.KFFC.TO.W.0016.000000T0000Z-110327T0745Z/
TALBOT GA-MERIWETHER GA-UPSON GA-
316 AM EDT SUN MAR 27 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 AM EDT FOR
NORTHWESTERN UPSON...SOUTHERN MERIWETHER AND NORTHERN TALBOT
COUNTIES...

AT 314 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR DURAND...MOVING
EAST AT 35 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HARRIS
CITY...WARM SPRINGS...RALEIGH...FLINT HILL...MANCHESTER...WOODBURY...
WOODLAND...PLEASANT HILL...CREST...SPREWELL BLUFF STATE PARK...
ROWLAND AND SUNNYSIDE.

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 FIRST 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 400 AM EDT SUNDAY MORNING FOR
SOUTHERN GEORGIA.

&&

LAT...LON 3308 8486 3299 8453 3297 8452 3298 8449
      3295 8434 3273 8443 3282 8469 3284 8470
      3286 8475 3287 8475 3287 8483 3288 8486
TIME...MOT...LOC 0715Z 284DEG 31KT 3292 8474

$$

730 
WWUS52 KFFC 270747
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
347 AM EDT SUN MAR 27 2011

GAC199-263-293-270756-
/O.EXP.KFFC.TO.W.0016.000000T0000Z-110327T0745Z/
TALBOT GA-MERIWETHER GA-UPSON GA-
347 AM EDT SUN MAR 27 2011

...THE TORNADO WARNING FOR WEST CENTRAL UPSON...SOUTHERN MERIWETHER
AND NORTHERN TALBOT COUNTIES EXPIRES AT 345 AM EDT...

THE THUNDERSTORM IS NO LONGER SHOWING ROTATION IMPRESSIVE ENOUGH TO 
WARRANT A TORNADO WARNING. THE THUNDERSTORM WAS LOCATED NEAR 
SPREWELL BLUFF STATE PARK...MOVING EAST AT 35 MPH.

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 400 AM EDT SUNDAY MORNING FOR
SOUTHERN GEORGIA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 1100
AM EDT SUNDAY MORNING FOR SOUTHERN GEORGIA.

LAT...LON 3308 8486 3299 8453 3297 8452 3298 8449
      3295 8434 3273 8443 3282 8469 3284 8470
      3286 8475 3287 8475 3287 8483 3288 8486
TIME...MOT...LOC 0716Z 284DEG 31KT 3292 8473

$$

10

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 26, 8:00 PM EDT	Tornado Warning	FFC	Bibb, Crawford, Houston, Peach, Twiggs, Wilkinson	45 min
Mar 26, 8:14 PM EDT	Severe Thunderstorm Warning	FFC	Marion, Schley, Stewart, Sumter, Webster	46 min
Mar 26, 8:23 PM EDT	Severe Thunderstorm Warning	FFC	Floyd, Polk	43 min
Mar 26, 8:25 PM EDT	Severe Thunderstorm Warning	FFC	Chattooga, Dade, Walker	50 min
Mar 26, 8:25 PM EDT	Tornado Warning	FFC	Stewart, Sumter, Webster	50 min
Mar 26, 8:39 PM EDT	Severe Thunderstorm Warning	FFC	Gilmer, Murray	51 min
Mar 26, 8:53 PM EDT	Severe Thunderstorm Warning	FFC	Bartow, Floyd, Gordon	52 min
Mar 26, 9:14 PM EDT	Severe Thunderstorm Warning	FFC	Dawson, Fannin, Lumpkin, Union	46 min
Mar 26, 9:20 PM EDT	Severe Thunderstorm Warning	FFC	Johnson, Laurens, Wilkinson	40 min
Mar 26, 9:28 PM EDT	Severe Thunderstorm Warning	FFC	Cherokee, Gilmer, Pickens	47 min
Mar 26, 9:37 PM EDT	Severe Thunderstorm Warning	FFC	Bartow, Chattooga, Floyd	38 min
Mar 26, 9:44 PM EDT	Severe Thunderstorm Warning	FFC	Hall, White	46 min
Mar 26, 9:44 PM EDT	Tornado Warning	FFC	Emanuel, Johnson, Laurens	46 min
Mar 26, 10:08 PM EDT	Severe Thunderstorm Warning	FFC	Bartow, Cherokee, Cobb, Paulding, Polk	52 min
Mar 26, 10:09 PM EDT	Severe Thunderstorm Warning	FFC	Clayton, Fayette, Fulton, Henry	25 min
Mar 26, 10:22 PM EDT	Severe Thunderstorm Warning	FFC	Forsyth, Hall, Jackson	38 min
Mar 26, 10:30 PM EDT	Severe Thunderstorm Warning	FFC	Cobb, DeKalb, Fulton, Gwinnett	60 min
Mar 26, 10:41 PM EDT	Severe Thunderstorm Warning	FFC	Haralson, Polk	49 min
Mar 26, 11:13 PM EDT	Severe Thunderstorm Warning	FFC	Barrow, DeKalb, Henry, Newton, Oconee, Rockdale and 1 more	47 min
Mar 26, 11:56 PM EDT	Severe Thunderstorm Warning	FFC	Carroll, Coweta, Douglas, Fulton	34 min
Mar 27, 1:38 AM EDT	Severe Thunderstorm Warning	FFC	Heard, Troup	52 min
Mar 27, 2:15 AM EDT	River Flood Warning	FFC	Forsyth, Fulton	29 hr
Mar 27, 3:55 AM EDT	Severe Thunderstorm Warning	FFC	Bibb, Crawford, Lamar, Monroe, Peach, Upson	50 min
Mar 27, 6:08 AM EDT	Severe Thunderstorm Warning	FFC	Hall, Jackson	37 min
Mar 27, 6:22 AM EDT	Severe Thunderstorm Warning	FFC	Greene, Hancock, Taliaferro, Warren	38 min
Mar 27, 7:33 AM EDT	Severe Thunderstorm Warning	FFC	Coweta, Fayette, Meriwether, Pike, Spalding	27 min
Mar 27, 7:38 AM EDT	River Flood Warning	FFC	Whitfield	46 hr
Mar 27, 10:30 AM EDT	Severe Thunderstorm Warning	FFC	Meriwether, Talbot, Upson	30 min
Mar 27, 10:33 AM EDT	Severe Thunderstorm Warning	FFC	Bibb, Crawford, Monroe	42 min
Mar 27, 10:57 AM EDT	Severe Thunderstorm Warning	FFC	Bibb, Crawford, Monroe, Upson	48 min
Mar 27, 12:48 PM EDT	Severe Thunderstorm Warning	FFC	Johnson, Laurens	42 min
Mar 27, 1:14 PM EDT	Severe Thunderstorm Warning	FFC	Emanuel, Treutlen	46 min
Mar 27, 1:38 PM EDT	Severe Thunderstorm Warning	FFC	Chattahoochee, Stewart	37 min
Mar 27, 2:01 PM EDT	Severe Thunderstorm Warning	FFC	Emanuel, Laurens, Montgomery, Toombs, Treutlen, Wheeler	44 min
Mar 27, 2:22 PM EDT	Severe Thunderstorm Warning	FFC	Marion, Schley, Sumter, Webster	53 min
Mar 27, 2:32 PM EDT	Severe Thunderstorm Warning	FFC	Dooly, Pulaski	43 min
Mar 27, 2:52 PM EDT	Severe Thunderstorm Warning	FFC	Bleckley, Dodge	53 min
Mar 27, 3:01 PM EDT	Severe Thunderstorm Warning	FFC	Laurens, Montgomery, Treutlen, Wheeler	59 min
Mar 27, 3:11 PM EDT	Severe Thunderstorm Warning	FFC	Crisp, Dooly	49 min
Mar 27, 3:34 PM EDT	Severe Thunderstorm Warning	FFC	Dodge, Wilcox	56 min
Mar 27, 3:51 PM EDT	Severe Thunderstorm Warning	FFC	Dodge, Montgomery, Telfair, Toombs, Wheeler	54 min
Mar 27, 4:26 PM EDT	Severe Thunderstorm Warning	FFC	Dodge, Telfair, Wilcox	25 min

Nearby

Tornado Warnings in Georgia, 2011 Every tornado warning in 2011 Tornadoes 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.