Alert archive / Georgia / Tornado Watches in 2012
Tornado Watch 35
The Storm Prediction Center issued this tornado watch at Feb 24, 2012, 7:48 AM CST for 4 states. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 24, 2012, 7:48 AM CST (13:48 UTC)
- Expired
- Feb 24, 2012, 3:00 PM CST
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1.5 in
- Strongest gust expected
- 65 kt
All 129 counties
Autauga County, AL, Baldwin County, AL, Barbour County, AL, Bullock County, AL, Butler County, AL, Chambers County, AL, Chilton County, AL, Choctaw County, AL, Clarke County, AL, Clay County, AL, Conecuh County, AL, Coosa County, AL, Covington County, AL, Crenshaw County, AL, Dallas County, AL, Elmore County, AL, Escambia County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Marengo County, AL, Mobile County, AL, Monroe County, AL, Montgomery County, AL, Perry County, AL, Pike County, AL, Randolph County, AL, Russell County, AL, Tallapoosa County, AL, Washington County, AL, Wilcox County, AL, Baldwin County, GA, Banks County, GA, Barrow County, GA, Bibb County, GA, Bleckley County, GA, Burke County, GA, Butts County, GA, Chattahoochee County, GA, Clarke County, GA, Clayton County, GA, Columbia County, GA, Coweta County, GA, Crawford County, GA, DeKalb County, GA, Dodge County, GA, Dooly County, GA, Elbert County, GA, Emanuel County, GA, Fayette County, GA, Glascock County, GA, Greene County, GA, Gwinnett County, GA, Hall County, GA, Hancock County, GA, Harris County, GA, Heard County, GA, Henry County, GA, Houston County, GA, Jackson County, GA, Jasper County, GA, Jefferson County, GA, Johnson County, GA, Jones County, GA, Lamar County, GA, Laurens County, GA, Lincoln County, GA, Macon County, GA, Madison County, GA, Marion County, GA, McDuffie County, GA, Meriwether County, GA, Monroe County, GA, Morgan County, GA, Muscogee County, GA, Newton County, GA, Oconee County, GA, Oglethorpe County, GA, Peach County, GA, Pike County, GA, Pulaski County, GA, Putnam County, GA, Richmond County, GA, Rockdale County, GA, Schley County, GA, Spalding County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taliaferro County, GA, Taylor County, GA, Treutlen County, GA, Troup County, GA, Twiggs County, GA, Upson County, GA, Walton County, GA, Warren County, GA, Washington County, GA, Webster County, GA, Wilkes County, GA, Wilkinson County, GA, George County, MS, Greene County, MS, Perry County, MS, Stone County, MS, Wayne County, MS, Abbeville County, SC, Aiken County, SC, Bamberg County, SC, Barnwell County, SC, Calhoun County, SC, Chester County, SC, Chesterfield County, SC, Clarendon County, SC, Edgefield County, SC, Fairfield County, SC, Greenwood County, SC, Kershaw County, SC, Lancaster County, SC, Laurens County, SC, Lee County, SC, Lexington County, SC, McCormick County, SC, Newberry County, SC, Orangeburg County, SC, Richland County, SC, Saluda County, SC, Sumter County, SC, Union County, SC
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 60%
- One or more EF2 to EF5 tornadoes
- 50%
- Ten or more severe wind reports
- 95%
- One or more gusts of 65 knots or more
- 40%
- Ten or more severe hail reports
- 40%
- One or more hailstones of 2 inches or more
- 10%
- Six or more combined severe hail and wind reports
- 95%
Warnings issued inside it
35 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 24, 7:48 AM CST | Severe Thunderstorm Warning | BMX | Chambers | 10 min |
| Feb 24, 7:49 AM CST | Severe Thunderstorm Warning | FFC | Harris, Meriwether, Troup | 26 min |
| Feb 24, 8:06 AM CST | Severe Thunderstorm Warning | MOB | Washington | 39 min |
| Feb 24, 8:23 AM CST | Tornado Warning | FFC | Butts, Henry, Jasper, Newton | 37 min |
| Feb 24, 8:28 AM CST | Tornado Warning | FFC | Greene, Oglethorpe, Taliaferro, Wilkes | 32 min |
| Feb 24, 8:40 AM CST | Tornado Warning | FFC | Greene, Jasper, Morgan, Putnam | 50 min |
| Feb 24, 8:51 AM CST | Severe Thunderstorm Warning | MOB | Clarke, Monroe, Washington | 39 min |
| Feb 24, 9:03 AM CST | Severe Thunderstorm Warning | BMX | Dallas, Lowndes | 42 min |
| Feb 24, 9:14 AM CST | Tornado Warning | FFC | Greene, Hancock, Taliaferro, Warren, Wilkes | 46 min |
| Feb 24, 9:20 AM CST | Tornado Warning | MOB | Clarke, Conecuh, Monroe | 40 min |
| Feb 24, 9:30 AM CST | Severe Thunderstorm Warning | MOB | Clarke, Wilcox | 30 min |
| Feb 24, 9:30 AM CST | Severe Thunderstorm Warning | FFC | Baldwin, Jasper, Jones, Monroe, Putnam | 30 min |
| Feb 24, 9:32 AM CST | Severe Thunderstorm Warning | BMX | Bullock, Lowndes, Macon, Montgomery | 28 min |
| Feb 24, 9:35 AM CST | Tornado Warning | MOB | Wilcox | 25 min |
| Feb 24, 9:39 AM CST | Tornado Warning | FFC | Greene, Hancock, Morgan, Putnam, Taliaferro | 36 min |
| Feb 24, 9:45 AM CST | Severe Thunderstorm Warning | BMX | Dallas | 45 min |
| Feb 24, 9:52 AM CST | Severe Thunderstorm Warning | MOB | Butler, Conecuh, Crenshaw, Monroe, Wilcox | 38 min |
| Feb 24, 9:53 AM CST | Severe Thunderstorm Warning | BMX | Bullock, Macon, Montgomery | 37 min |
| Feb 24, 9:53 AM CST | Severe Thunderstorm Warning | FFC | Butts, Jasper, Jones, Monroe | 22 min |
| Feb 24, 10:06 AM CST | Severe Thunderstorm Warning | FFC | Baldwin, Jasper, Jones, Putnam | 24 min |
| Feb 24, 10:06 AM CST | Tornado Warning | FFC | Hancock, Taliaferro, Warren | 24 min |
| Feb 24, 10:13 AM CST | Tornado Warning | MOB | Butler, Crenshaw | 32 min |
| Feb 24, 10:14 AM CST | Severe Thunderstorm Warning | BMX | Autauga, Dallas | 31 min |
| Feb 24, 10:28 AM CST | Severe Thunderstorm Warning | FFC | Baldwin, Greene, Hancock, Putnam | 32 min |
| Feb 24, 10:34 AM CST | Tornado Warning | BMX | Pike | 31 min |
| Feb 24, 10:39 AM CST | Severe Thunderstorm Warning | FFC | Greene, Hancock, Taliaferro, Warren | 36 min |
| Feb 24, 11:01 AM CST | Tornado Warning | BMX | Barbour, Bullock | 20 min |
| Feb 24, 11:06 AM CST | Severe Thunderstorm Warning | CAE | McDuffie | 24 min |
| Feb 24, 11:06 AM CST | Severe Thunderstorm Warning | FFC | Glascock, Warren | 24 min |
| Feb 24, 11:20 AM CST | Severe Thunderstorm Warning | CAE | Columbia | 25 min |
| Feb 24, 11:28 AM CST | Severe Thunderstorm Warning | CAE | Columbia, Richmond | 32 min |
| Feb 24, 12:01 PM CST | Severe Thunderstorm Warning | CAE | Aiken, Calhoun, Lexington, Orangeburg, Richland | 29 min |
| Feb 24, 12:07 PM CST | Tornado Warning | CAE | Calhoun, Lexington | 31 min |
| Feb 24, 12:33 PM CST | Severe Thunderstorm Warning | CAE | Calhoun, Clarendon, Kershaw, Lee, Orangeburg, Richland and 1 more | 42 min |
| Feb 24, 12:43 PM CST | Tornado Warning | CAE | Calhoun, Clarendon, Sumter | 17 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, 1.8 hours before the alert went out and 129 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.
- Mixed-layer CAPE
- 1231 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 542 m above ground
- 0-6 km bulk shear
- 83 kt
- 0-1 km storm-relative helicity
- 163 m²/s²
- 0-3 km storm-relative helicity
- 306 m²/s²
- Significant tornado parameter
- 1.3
- Supercell composite
- 4.7
The text
As transmitted, in the capitals the NWS used until 2016.
404
WWUS20 KWNS 241351
SEL5
SPC WW 241351
ALZ000-GAZ000-MSZ000-SCZ000-242100-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 35
NWS STORM PREDICTION CENTER NORMAN OK
850 AM EST FRI FEB 24 2012
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
SOUTHERN AND CENTRAL ALABAMA
CENTRAL GEORGIA
SOUTHEAST MISSISSIPPI
PIEDMONT AND UPSTATE SOUTH CAROLINA
EFFECTIVE THIS FRIDAY MORNING AND AFTERNOON FROM 850 AM UNTIL 400
PM EST.
TORNADOES...HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 75 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 50 STATUTE
MILES EITHER SIDE OF A LINE FROM 40 MILES NORTHWEST OF MOBILE
ALABAMA TO 55 MILES EAST NORTHEAST OF COLUMBIA SOUTH CAROLINA.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU5).
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...TSTMS EXPECTED TO CONTINUE INCREASING ALONG PRE-FRONTAL
AXIS OF CONFLUENCE AS REGION IS GLANCED BY SE SIDE OF
POTENT...AMPLIFYING IL UPR TROUGH.. WHILE STORMS TO THIS POINT HAVE
BEEN SOMEWHAT ELEVATED...ACTIVITY EXPECTED TO BECOME INCREASINGLY
SFC-BASED. GIVEN STRENGTH OF LOW TO MID LVL WIND FIELD AND ONSET OF
DAYTIME HEATING...POTENTIAL WILL EXIST FOR SUSTAINED SUPERCELLS/BOWS
WITH AN ATTENDANT RISK FOR TORNADOES AND SWATHS OF DMGG WIND.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 65 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 26050.
...CORFIDISPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 24, 5:56 AM CST | Mesoscale Discussion | SPC | Autauga, Barbour, Bibb, Bullock, Calhoun, Chambers and 20 more | 94 min |
| Feb 24, 9:49 AM CST | Mesoscale Discussion | SPC | Barbour, Bullock, Butler, Chambers, Coffee, Conecuh and 13 more | 56 min |
| Feb 24, 11:04 AM CST | Tornado Watch | SPC | Coffee, Dale, Geneva, Henry, Houston | 7 hr |
| Feb 24, 12:50 PM CST | Mesoscale Discussion | SPC | Henry, Houston | 85 min |
| Feb 24, 3:11 PM CST | Mesoscale Discussion | SPC | Coffee, Dale, Geneva, Henry, Houston | 64 min |
| Feb 24, 8:17 AM CST | Tornado Watch | SPC | Franklin, Habersham, Hart, Rabun, Stephens | 7 hr |
| Feb 24, 11:00 AM CST | Mesoscale Discussion | SPC | Fannin, Rabun, Towns, Union | 60 min |
| Feb 24, 2:24 PM CST | Mesoscale Discussion | SPC | Fannin, Rabun, Towns, Union | 66 min |
| Feb 24, 8:05 AM CST | Mesoscale Discussion | SPC | Cherokee, York | 25 min |
| Feb 24, 10:10 AM CST | Mesoscale Discussion | SPC | Bamberg, Barnwell, Calhoun, Clarendon, Darlington, Dillon and 11 more | 65 min |
| Feb 24, 11:43 AM CST | Mesoscale Discussion | SPC | Darlington, Dillon, Florence, Georgetown, Horry, Marion and 2 more | 92 min |
| Feb 24, 12:19 PM CST | Tornado Watch | SPC | Darlington, Dillon, Florence, Georgetown, Horry, Marion and 2 more | 7 hr |
| Feb 24, 3:45 PM CST | Mesoscale Discussion | SPC | Darlington, Dillon, Florence, Georgetown, Horry, Marion and 2 more | 90 min |
Nearby
Tornado Watches in Georgia, 2012Tornado Watches in Alabama, 2012Tornado Watches in South Carolina, 2012Every tornado watch in 2012
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.