Alert archive / Georgia / Tornado Warnings in 2011

Tornado Warning 53, NWS Atlanta, GA

April 28, 20116 counties in Georgia

NWS Atlanta, GA issued this tornado warning at Apr 28, 2011, 1:06 AM EDT for 6 counties in Georgia. It was in force for 39 min. 2 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 28, 2011, 1:06 AM EDT (05:06 UTC)
Expired
Apr 28, 2011, 1:45 AM EDT
In force
39 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon

Counties Clarke County, GA, Greene County, GA, Morgan County, GA, Newton County, GA, Oconee County, GA, Walton County, GA

The radar

The Atlanta radar (KFFC), 111 km from the middle of the area, began a volume at 05:08 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

TimeReportWhereRemark
Apr 28, 1:11 AM EDTTORNADO 11 W Newborn, GAAN NWS STORM SURVEY DETERMINED THAT AN EF1 TORNADO TOUCHED DOWN 1 MILE WEST OF NEWBORN IN NEWTON COUNTY AT APPROXIMATELY 111 AM EDT AND LIFTED 6 MILES WEST OF GREENSBORO IN GREENE COUNTY AT APPROXIMATELY 138 AM EDT. THE TORNADO HAD A PATH LENGTH OF 25 MILES AN
Apr 28, 1:25 AM EDTTORNADOMadison, GAMORGAN COUNTY EMERGENCY MANAGEMENT REPORTS BUILDINGS DESTROYED...MULTIPLE DOWNED TREES AND POWERLINES...AND ROADS BLOCKED LEADING INTO MADISON.

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 27, 6:52 PM EDTTornado Watch PDSSPC9 hr
Apr 28, 12:56 AM EDTTornado WatchSPC4 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 5.1 hours before the alert went out and 105 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 2011-04-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1215 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 2011-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 244 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
1215 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
1433 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
244 m²/s²
0-3 km storm-relative helicity
408 m²/s²
Significant tornado parameter
1.6
Supercell composite
15.2

Open this sounding in Storm Lab

The text

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

330 
WFUS52 KFFC 280506
TORFFC
GAC059-133-211-217-219-297-280545-
/O.NEW.KFFC.TO.W.0053.110428T0506Z-110428T0545Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
106 AM EDT THU APR 28 2011

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN GREENE COUNTY IN EAST CENTRAL GEORGIA
  NORTHERN MORGAN COUNTY IN NORTH CENTRAL GEORGIA
  EASTERN NEWTON COUNTY IN NORTH CENTRAL GEORGIA
  SOUTHEASTERN WALTON COUNTY IN NORTH CENTRAL GEORGIA
  SOUTHEASTERN CLARKE COUNTY IN NORTHEAST GEORGIA
  SOUTHEASTERN OCONEE COUNTY IN NORTHEAST GEORGIA

* UNTIL 145 AM EDT

* AT 103 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO ABOUT 2 MILES
  SOUTHEAST OF COVINGTON...MOVING NORTHEAST AT 50 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  MANSFIELD...NEWBORN...SOCIAL CIRCLE...RUTLEDGE...MADISON...BOSTWICK
  AND BISHOP.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

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 200 AM EDT THURSDAY MORNING
FOR NORTHWESTERN GEORGIA.

&&

LAT...LON 3347 8386 3365 8392 3390 8330 3385 8328
      3381 8330 3381 8329 3376 8328 3374 8322
      3366 8318
TIME...MOT...LOC 0505Z 245DEG 45KT 3357 8380

$$
1 follow-up statement
709 
WWUS52 KFFC 280525
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
125 AM EDT THU APR 28 2011

GAC217-280532-
/O.CAN.KFFC.TO.W.0053.000000T0000Z-110428T0545Z/
NEWTON GA-
125 AM EDT THU APR 28 2011

...THE TORNADO WARNING FOR EASTERN NEWTON COUNTY IS CANCELLED...

THE TORNADIC THUNDERSTORM CELL HAS MOVED INTO MORGAN COUNTY. 
MODERATE TO HEAVY RAIN AND FREQUENT CLOUD-TO-GROUND LIGHTNING WILL 
CONTINUE IN THIS AREA FOR ANOTHER HOUR OR SO.

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 THURSDAY MORNING
FOR NORTHWESTERN GEORGIA.

LAT...LON 3352 8368 3359 8368 3361 8370 3362 8369
      3369 8382 3390 8331 3385 8329 3381 8330
      3381 8329 3376 8328 3374 8322 3366 8318
TIME...MOT...LOC 0522Z 250DEG 39KT 3361 8361

$$

GAC059-133-211-219-297-280545-
/O.CON.KFFC.TO.W.0053.000000T0000Z-110428T0545Z/
WALTON GA-OCONEE GA-MORGAN GA-CLARKE GA-GREENE GA-
125 AM EDT THU APR 28 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 145 AM EDT FOR
NORTHWESTERN GREENE...SOUTH CENTRAL CLARKE...NORTHERN MORGAN...
SOUTHEASTERN OCONEE AND SOUTHEASTERN WALTON COUNTIES...

AT 117 AM EDT...WEATHER SERVICE DOPPLER RADAR INDICATES A TORNADO IN 
WESTERN MORGAN COUNTY NEAR THE TOWN OF RUTLEDGE...MOVING EAST AT 45 
MPH. THIS TORNADO WILL MOVE ON A PATH TO TAKE IT VERY NEAR THE CITY 
OF MADISON.  RESIDENTS IN MADISON AND APALACHEE SHOULD TAKE COVER 
IMMEDIATELY.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO 
EBENEZER...HARD LABOR CREEK STATE 
PARK...BOSTWICK...FARMINGTON...BISHOP...SALEM...GRESHAM VILLE...ROSE 
HILL...WRAYSWOOD AND BARNETT SHOALS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS AN EXTREMELY DANGEROUS AND LIFE THREATENING SITUATION. THIS
STORM IS CAPABLE OF PRODUCING STRONG TO VIOLENT TORNADOES. IF YOU ARE
IN THE PATH OF THIS TORNADO...TAKE COVER IMMEDIATELY!

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 400 AM EDT THURSDAY MORNING
FOR NORTHWESTERN GEORGIA.

&&

LAT...LON 3352 8368 3359 8368 3361 8370 3362 8369
      3369 8382 3390 8331 3385 8329 3381 8330
      3381 8329 3376 8328 3374 8322 3366 8318
TIME...MOT...LOC 0522Z 250DEG 39KT 3361 8361

$$



19

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 8:13 PM EDTTornado WarningFFCChattooga, Floyd, Polk62 min
Apr 27, 9:02 PM EDTSevere Thunderstorm WarningFFCBartow, Cherokee, Gordon, Murray43 min
Apr 27, 9:07 PM EDTTornado WarningFFCBartow, Cherokee, Dawson, Paulding, Pickens38 min
Apr 27, 9:18 PM EDTTornado WarningFFCDade22 min
Apr 27, 9:26 PM EDTTornado WarningFFCFloyd, Haralson, Polk49 min
Apr 27, 9:31 PM EDTTornado WarningFFCBartow, Cherokee, Dawson, Gilmer, Gordon, Lumpkin and 1 more59 min
Apr 27, 9:41 PM EDTSevere Thunderstorm WarningFFCCarroll, Haralson, Paulding, Polk49 min
Apr 27, 9:59 PM EDTTornado WarningFFCFannin, Lumpkin, Towns, Union, White61 min
Apr 27, 10:04 PM EDTTornado WarningFFCBartow, Cherokee, Floyd, Polk41 min
Apr 27, 10:08 PM EDTSevere Thunderstorm WarningFFCChattooga, Dade, Floyd, Walker52 min
Apr 27, 10:09 PM EDTTornado WarningFFCHeard, Troup66 min
Apr 27, 10:28 PM EDTSevere Thunderstorm WarningFFCCarroll, Cobb, Douglas, Haralson, Paulding21 min
Apr 27, 10:37 PM EDTTornado WarningFFCBartow, Cherokee, Dawson, Gilmer, Gordon, Pickens53 min
Apr 27, 10:43 PM EDTSevere Thunderstorm WarningFFCCatoosa, Murray, Whitfield47 min
Apr 27, 11:00 PM EDTSevere Thunderstorm WarningFFCCoweta, Harris, Heard, Meriwether, Troup45 min
Apr 27, 11:01 PM EDTSevere Thunderstorm WarningFFCBartow, Floyd, Gordon44 min
Apr 27, 11:05 PM EDTTornado WarningFFCHarris, Meriwether, Troup40 min
Apr 27, 11:08 PM EDTTornado WarningFFCCoweta, Fayette, Fulton, Heard34 min
Apr 27, 11:15 PM EDTTornado WarningFFCFannin, Lumpkin, Towns, Union60 min
Apr 27, 11:29 PM EDTTornado WarningFFCHarris, Meriwether, Talbot, Troup46 min
Apr 27, 11:35 PM EDTTornado WarningFFCCherokee, Dawson, Gilmer, Pickens40 min
Apr 27, 11:44 PM EDTSevere Thunderstorm WarningFFCClayton, Coweta, Fayette, Meriwether, Pike, Spalding46 min
Apr 27, 11:52 PM EDTTornado WarningFFCHall, Lumpkin, White53 min
Apr 28, 12:02 AM EDTTornado WarningFFCCoweta, Fayette, Henry, Meriwether, Pike, Spalding43 min
Apr 28, 12:06 AM EDTTornado WarningFFCHarris, Meriwether, Pike, Talbot, Upson39 min
Apr 28, 12:38 AM EDTTornado WarningFFCHenry, Newton, Rockdale52 min
Apr 28, 12:41 AM EDTTornado WarningFFCButts, Lamar, Monroe, Pike, Upson49 min
Apr 28, 1:08 AM EDTTornado WarningFFCButts, Jasper, Monroe, Putnam52 min
Apr 28, 1:38 AM EDTTornado WarningFFCGreene, Morgan, Putnam, Taliaferro, Warren52 min
Apr 28, 1:48 AM EDTSevere Thunderstorm WarningFFCOglethorpe, Taliaferro, Wilkes57 min
Apr 28, 2:03 AM EDTSevere Thunderstorm WarningFFCJasper, Jones, Lamar, Monroe, Putnam, Upson57 min
Apr 28, 2:28 AM EDTTornado WarningFFCJasper, Jones, Lamar, Monroe47 min
Apr 28, 2:47 AM EDTSevere Thunderstorm WarningFFCGreene, Hancock, Jones, Putnam, Taliaferro, Warren43 min
Apr 28, 3:04 AM EDTTornado WarningFFCHancock, Warren41 min
Apr 28, 3:33 AM EDTSevere Thunderstorm WarningFFCHancock, Putnam57 min
Apr 28, 3:37 AM EDTTornado WarningFFCWarren38 min
Apr 28, 4:18 AM EDTTornado WarningFFCJones42 min
Apr 28, 4:24 AM EDTSevere Thunderstorm WarningFFCBaldwin, Glascock, Hancock, Warren51 min
Apr 28, 4:36 AM EDTFlash Flood WarningFFCBaldwin, Hancock, Putnam, Taliaferro, Warren, Wilkes4 hr
Apr 28, 4:59 AM EDTSevere Thunderstorm WarningFFCWarren, Washington, Wilkinson46 min
Apr 28, 5:41 AM EDTSevere Thunderstorm WarningFFCGlascock, Jefferson49 min
Apr 28, 10:12 AM EDTSevere Thunderstorm WarningFFCDooly, Pulaski, Wilcox33 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.