Alert archive / Georgia / Tornado Watches in 2011

Tornado Watch 62

March 26, 201148 counties in Alabama; 80 counties in Georgia

The Storm Prediction Center issued this tornado watch at Mar 26, 2011, 12:15 PM CDT for 48 counties in Alabama; 80 counties in Georgia. It was in force for 8 hr.

The area

The outline as issued.

The facts

Issued
Mar 26, 2011, 12:15 PM CDT (17:15 UTC)
Expired
Mar 26, 2011, 8:00 PM CDT
In force
8 hr
Issued by
the Storm Prediction Center
Largest hail expected
3 in
Strongest gust expected
60 kt
All 128 counties

Autauga County, AL, Barbour County, AL, Bibb County, AL, Blount County, AL, Bullock County, AL, Butler County, AL, Calhoun County, AL, Chambers County, AL, Cherokee County, AL, Chilton County, AL, Choctaw County, AL, Clay County, AL, Cleburne County, AL, Coffee County, AL, Coosa County, AL, Crenshaw County, AL, Dale County, AL, Dallas County, AL, Elmore County, AL, Etowah County, AL, Fayette County, AL, Geneva County, AL, Greene County, AL, Hale County, AL, Henry County, AL, Houston County, AL, Jefferson County, AL, Lamar County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Marengo County, AL, Marion County, AL, Montgomery County, AL, Perry County, AL, Pickens County, AL, Pike County, AL, Randolph County, AL, Russell County, AL, Shelby County, AL, St. Clair County, AL, Sumter County, AL, Talladega County, AL, Tallapoosa County, AL, Tuscaloosa County, AL, Walker County, AL, Wilcox County, AL, Winston County, AL, Baker County, GA, Baldwin County, GA, Ben Hill County, GA, Berrien County, GA, Bibb County, GA, Bleckley County, GA, Brooks County, GA, Butts County, GA, Calhoun County, GA, Carroll County, GA, Chattahoochee County, GA, Clay County, GA, Colquitt County, GA, Cook County, GA, Coweta County, GA, Crawford County, GA, Crisp County, GA, Decatur County, GA, Dodge County, GA, Dooly County, GA, Dougherty County, GA, Early County, GA, Emanuel County, GA, Fayette County, GA, Glascock County, GA, Grady County, GA, Hancock County, GA, Haralson County, GA, Harris County, GA, Heard County, GA, Henry County, GA, Houston County, GA, Irwin County, GA, Jasper County, GA, Jefferson County, GA, Johnson County, GA, Jones County, GA, Lamar County, GA, Lanier County, GA, Laurens County, GA, Lee County, GA, Lowndes County, GA, Macon County, GA, Marion County, GA, Meriwether County, GA, Miller County, GA, Mitchell County, GA, Monroe County, GA, Montgomery County, GA, Muscogee County, GA, Peach County, GA, Pike County, GA, Pulaski County, GA, Putnam County, GA, Quitman County, GA, Randolph County, GA, Schley County, GA, Seminole County, GA, Spalding County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taylor County, GA, Telfair County, GA, Terrell County, GA, Thomas County, GA, Tift County, GA, Toombs County, GA, Treutlen County, GA, Troup County, GA, Turner County, GA, Twiggs County, GA, Upson County, GA, Warren County, GA, Washington County, GA, Webster County, GA, Wheeler County, GA, Wilcox County, GA, Wilkinson County, GA, Worth County, GA

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes
80%
One or more EF2 to EF5 tornadoes
30%
Ten or more severe wind reports
50%
One or more gusts of 65 knots or more
30%
Ten or more severe hail reports
95%
One or more hailstones of 2 inches or more
70%
Six or more combined severe hail and wind reports
95%

Warnings issued inside it

88 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Mar 26, 12:38 PM CDTSevere Thunderstorm WarningBMXGreene, Marengo, Sumter52 min
Mar 26, 1:05 PM CDTTornado WarningBMXGreene, Hale, Perry55 min
Mar 26, 1:05 PM CDTSevere Thunderstorm WarningTAEGrady, Thomas40 min
Mar 26, 1:19 PM CDTSevere Thunderstorm WarningTAEColquitt, Decatur, Grady, Mitchell, Thomas41 min
Mar 26, 1:21 PM CDTSevere Thunderstorm WarningFFCDodge, Telfair, Wheeler39 min
Mar 26, 1:25 PM CDTTornado WarningBMXFayette, Walker25 min
Mar 26, 1:36 PM CDTTornado WarningBMXDallas, Perry39 min
Mar 26, 1:42 PM CDTSevere Thunderstorm WarningFFCDodge, Laurens, Treutlen48 min
Mar 26, 1:46 PM CDTSevere Thunderstorm WarningBMXChilton, Coosa59 min
Mar 26, 1:46 PM CDTTornado WarningFFCHarris, Troup29 min
Mar 26, 2:10 PM CDTTornado WarningFFCHarris, Meriwether, Talbot35 min
Mar 26, 2:20 PM CDTSevere Thunderstorm WarningFFCEmanuel, Treutlen40 min
Mar 26, 2:26 PM CDTSevere Thunderstorm WarningFFCCoweta, Heard49 min
Mar 26, 2:32 PM CDTSevere Thunderstorm WarningBMXClay, Coosa, Tallapoosa58 min
Mar 26, 2:38 PM CDTSevere Thunderstorm WarningFFCMeriwether, Talbot, Upson52 min
Mar 26, 2:44 PM CDTTornado WarningFFCMeriwether, Talbot, Upson46 min
Mar 26, 2:46 PM CDTSevere Thunderstorm WarningBMXCoosa, Tallapoosa44 min
Mar 26, 2:46 PM CDTTornado WarningFFCCoweta, Meriwether44 min
Mar 26, 2:49 PM CDTSevere Thunderstorm WarningBMXAutauga, Dallas, Elmore, Perry41 min
Mar 26, 2:51 PM CDTTornado WarningBMXSt. Clair24 min
Mar 26, 2:59 PM CDTSevere Thunderstorm WarningBMXEtowah, St. Clair31 min
Mar 26, 3:01 PM CDTTornado WarningFFCFayette, Spalding44 min
Mar 26, 3:02 PM CDTSevere Thunderstorm WarningBMXChambers, Clay, Randolph, Tallapoosa43 min
Mar 26, 3:05 PM CDTSevere Thunderstorm WarningTAEClay, Quitman, Randolph, Terrell40 min
Mar 26, 3:07 PM CDTTornado WarningBMXChambers, Tallapoosa53 min
Mar 26, 3:11 PM CDTTornado WarningBMXAutauga, Elmore49 min
Mar 26, 3:11 PM CDTSevere Thunderstorm WarningFFCBibb, Crawford, Monroe64 min
Mar 26, 3:13 PM CDTSevere Thunderstorm WarningTAEBrooks, Lowndes47 min
Mar 26, 3:15 PM CDTTornado WarningBMXCalhoun, Etowah30 min
Mar 26, 3:32 PM CDTSevere Thunderstorm WarningBMXBarbour, Bullock, Lee, Macon, Russell43 min
Mar 26, 3:32 PM CDTSevere Thunderstorm WarningFFCCoweta, Fayette31 min
Mar 26, 3:36 PM CDTSevere Thunderstorm WarningBMXBibb, Shelby39 min
Mar 26, 3:38 PM CDTTornado WarningBMXCalhoun, Cleburne37 min
Mar 26, 3:40 PM CDTSevere Thunderstorm WarningBMXChambers35 min
Mar 26, 3:41 PM CDTSevere Thunderstorm WarningFFCButts, Lamar, Monroe, Spalding49 min
Mar 26, 3:44 PM CDTTornado WarningFFCBibb, Crawford, Monroe46 min
Mar 26, 3:51 PM CDTSevere Thunderstorm WarningFFCHarris, Troup39 min
Mar 26, 3:53 PM CDTSevere Thunderstorm WarningBMXElmore, Macon, Montgomery, Tallapoosa45 min
Mar 26, 4:01 PM CDTSevere Thunderstorm WarningFFCHaralson, Paulding, Polk44 min
Mar 26, 4:07 PM CDTTornado WarningBMXChilton, Shelby38 min
Mar 26, 4:10 PM CDTSevere Thunderstorm WarningFFCBaldwin, Butts, Jasper, Jones, Monroe, Putnam50 min
Mar 26, 4:14 PM CDTSevere Thunderstorm WarningFFCHarris, Meriwether, Pike, Talbot, Upson46 min
Mar 26, 4:19 PM CDTSevere Thunderstorm WarningFFCTwiggs, Wilkinson41 min
Mar 26, 4:19 PM CDTSevere Thunderstorm WarningFFCHarris, Muscogee, Talbot56 min
Mar 26, 4:20 PM CDTSevere Thunderstorm WarningBMXMacon40 min
Mar 26, 4:34 PM CDTSevere Thunderstorm WarningFFCCrisp, Dooly, Sumter, Wilcox41 min
Mar 26, 4:39 PM CDTTornado WarningBMXCoosa, Shelby, Talladega16 min
Mar 26, 4:42 PM CDTSevere Thunderstorm WarningTAELee, Terrell, Turner, Worth48 min
Mar 26, 4:45 PM CDTSevere Thunderstorm WarningFFCBaldwin, Hancock, Washington45 min
Mar 26, 4:48 PM CDTTornado WarningTAELee, Terrell, Turner, Worth27 min
Mar 26, 4:50 PM CDTTornado WarningFFCCrisp, Dooly40 min
Mar 26, 4:51 PM CDTSevere Thunderstorm WarningBMXBarbour, Russell39 min
Mar 26, 4:54 PM CDTSevere Thunderstorm WarningBMXBullock, Lee, Macon, Russell51 min
Mar 26, 4:56 PM CDTSevere Thunderstorm WarningFFCUpson34 min
Mar 26, 4:58 PM CDTSevere Thunderstorm WarningFFCJohnson, Laurens, Washington, Wilkinson47 min
Mar 26, 5:09 PM CDTSevere Thunderstorm WarningFFCStewart51 min
Mar 26, 5:16 PM CDTTornado WarningTAELee, Turner, Worth29 min
Mar 26, 5:17 PM CDTSevere Thunderstorm WarningTAEQuitman43 min
Mar 26, 5:25 PM CDTSevere Thunderstorm WarningFFCCrisp, Wilcox35 min
Mar 26, 5:25 PM CDTTornado WarningTAEQuitman35 min
Mar 26, 5:27 PM CDTSevere Thunderstorm WarningBMXBarbour33 min
Mar 26, 5:31 PM CDTSevere Thunderstorm WarningFFCGlascock, Jefferson, Washington, Wilkinson15 min
Mar 26, 5:36 PM CDTSevere Thunderstorm WarningFFCBibb, Crawford, Lamar, Monroe24 min
Mar 26, 5:36 PM CDTSevere Thunderstorm WarningTAERandolph39 min
Mar 26, 5:42 PM CDTSevere Thunderstorm WarningBMXBullock, Macon, Russell63 min
Mar 26, 5:43 PM CDTSevere Thunderstorm WarningFFCEmanuel, Johnson47 min
Mar 26, 5:51 PM CDTSevere Thunderstorm WarningFFCJohnson, Washington, Wilkinson24 min
Mar 26, 5:54 PM CDTSevere Thunderstorm WarningBMXBlount, Etowah51 min
Mar 26, 6:06 PM CDTTornado WarningFFCEmanuel28 min
Mar 26, 6:10 PM CDTTornado WarningTAERandolph, Terrell50 min
Mar 26, 6:21 PM CDTTornado WarningBMXRussell24 min
Mar 26, 6:21 PM CDTSevere Thunderstorm WarningFFCChattahoochee, Stewart54 min
Mar 26, 6:23 PM CDTTornado WarningBMXEtowah35 min
Mar 26, 6:29 PM CDTSevere Thunderstorm WarningBMXLamar, Marion61 min
Mar 26, 6:30 PM CDTTornado WarningFFCStewart45 min
Mar 26, 6:35 PM CDTTornado WarningTAETerrell40 min
Mar 26, 6:36 PM CDTSevere Thunderstorm WarningFFCEmanuel24 min
Mar 26, 6:48 PM CDTTornado WarningBMXFayette, Lamar, Marion25 min
Mar 26, 6:52 PM CDTSevere Thunderstorm WarningFFCBibb, Crawford, Houston, Peach, Twiggs38 min
Mar 26, 6:57 PM CDTSevere Thunderstorm WarningBMXCherokee, Etowah45 min
Mar 26, 7:00 PM CDTTornado WarningFFCBibb, Crawford, Houston, Peach, Twiggs, Wilkinson45 min
Mar 26, 7:08 PM CDTTornado WarningTAELee22 min
Mar 26, 7:12 PM CDTSevere Thunderstorm WarningBMXCalhoun, Cleburne37 min
Mar 26, 7:14 PM CDTSevere Thunderstorm WarningFFCMarion, Schley, Stewart, Sumter, Webster46 min
Mar 26, 7:19 PM CDTSevere Thunderstorm WarningBMXFayette, Walker41 min
Mar 26, 7:25 PM CDTTornado WarningFFCStewart, Sumter, Webster50 min
Mar 26, 7:32 PM CDTSevere Thunderstorm WarningBMXWalker, Winston28 min
Mar 26, 7:39 PM CDTTornado WarningBMXWalker36 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 5.3 hours before the alert went out and 106 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 2011-03-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2011-03-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
736 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
154 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

378 
WWUS20 KWNS 261717
SEL2
SPC WW 261717
ALZ000-GAZ000-270100-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 62
NWS STORM PREDICTION CENTER NORMAN OK
115 PM EDT SAT MAR 26 2011

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF

       LARGE PART OF ALABAMA
       A LARGE PART OF WESTERN GEORGIA

EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 115 PM UNTIL
900 PM EDT.

TORNADOES...HAIL TO 3 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 85 STATUTE
MILES NORTH AND SOUTH OF A LINE FROM 65 MILES NORTHEAST OF
MOULTRIE GEORGIA TO 40 MILES WEST OF TUSCALOOSA ALABAMA.  FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU2).

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.

DISCUSSION...THUNDERSTORMS WILL INCREASE IN NUMBER AND INTENSITY
ACROSS THE WATCH AREA AS AIR MASS HAS BECOME MDTLY UNSTABLE IN A
FAVORABLE SHEAR ENVIRONMENT FOR SUPERCELL DEVELOPMENT.  SEVERE
THUNDERSTORMS ARE LIKELY INCLUDING TORNADIC SUPERCELLS THRU THE
AFTERNOON AS STORMS DEVELOP ALONG AND S OF E/W FRONTAL ZONE THRU NRN
AL INTO CENTRAL GA.  THERE IS THE POSSIBILITY OF A STRONG TORNADO
BY LATER THIS AFTERNOON.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 24030.


...HALES

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 26, 10:21 AM CDTMesoscale DiscussionSPCAutauga, Bibb, Chambers, Chilton, Clay, Coosa and 17 more54 min
Mar 26, 11:25 AM CDTMesoscale DiscussionSPCAutauga, Bibb, Blount, Calhoun, Chambers, Chilton and 24 more95 min
Mar 26, 2:23 PM CDTMesoscale DiscussionSPCAutauga, Barbour, Bibb, Blount, Bullock, Butler and 47 more97 min
Mar 26, 6:03 PM CDTMesoscale DiscussionSPCBlount, Cherokee, Cullman, DeKalb, Etowah, Franklin and 5 more27 min
Mar 26, 6:59 PM CDTMesoscale DiscussionSPCBarbour, Bullock, Calhoun, Chambers, Clay, Cleburne and 18 more91 min
Mar 26, 11:33 AM CDTMesoscale DiscussionSPCAtkinson, Bacon, Baker, Ben Hill, Berrien, Brooks and 18 more57 min
Mar 26, 2:38 PM CDTMesoscale DiscussionSPCAppling, Bacon, Bryan, Bulloch, Candler, Effingham and 11 more97 min
Mar 26, 6:40 PM CDTTornado WatchSPCBryan, Bulloch, Candler, Chatham, Effingham, Evans and 3 more4 hr

Nearby

Tornado Watches in Georgia, 2011Tornado Watches in Alabama, 2011Every tornado watch 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.