Alert archive / Georgia / Tornado Watches in 2009

Tornado Watch 42

February 28, 20096 counties in Alabama; 13 counties in Florida; 79 counties in Georgia

The Storm Prediction Center issued this tornado watch at Feb 28, 2009, 10:39 AM CST for 6 counties in Alabama; 13 counties in Florida; 79 counties in Georgia. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Feb 28, 2009, 10:39 AM CST (16:39 UTC)
Expired
Feb 28, 2009, 6:00 PM CST
In force
7 hr
Issued by
the Storm Prediction Center
Largest hail expected
2 in
Strongest gust expected
60 kt
All 98 counties

Coffee County, AL, Covington County, AL, Dale County, AL, Geneva County, AL, Henry County, AL, Houston County, AL, Bay County, FL, Calhoun County, FL, Franklin County, FL, Gadsden County, FL, Gulf County, FL, Holmes County, FL, Jackson County, FL, Leon County, FL, Liberty County, FL, Okaloosa County, FL, Wakulla County, FL, Walton County, FL, Washington County, FL, Appling County, GA, Atkinson County, GA, Bacon County, GA, Baker County, GA, Ben Hill County, GA, Berrien County, GA, Bleckley County, GA, Brantley County, GA, Brooks County, GA, Bryan County, GA, Bulloch County, GA, Burke County, GA, Calhoun County, GA, Candler County, GA, Charlton County, GA, Chatham County, GA, Chattahoochee County, GA, Clay County, GA, Clinch County, GA, Coffee County, GA, Colquitt County, GA, Cook County, GA, Crisp County, GA, Decatur County, GA, Dodge County, GA, Dooly County, GA, Dougherty County, GA, Early County, GA, Echols County, GA, Emanuel County, GA, Evans County, GA, Glascock County, GA, Grady County, GA, Houston County, GA, Irwin County, GA, Jeff Davis County, GA, Jefferson County, GA, Jenkins County, GA, Johnson County, GA, Lanier County, GA, Laurens County, GA, Lee County, GA, Liberty County, GA, Long County, GA, Lowndes County, GA, Macon County, GA, Marion County, GA, McIntosh County, GA, Miller County, GA, Mitchell County, GA, Montgomery County, GA, Peach County, GA, Pierce County, GA, Pulaski County, GA, Quitman County, GA, Randolph County, GA, Richmond County, GA, Schley County, GA, Screven County, GA, Seminole County, GA, Stewart County, GA, Sumter County, GA, Tattnall County, GA, Telfair County, GA, Terrell County, GA, Thomas County, GA, Tift County, GA, Toombs County, GA, Treutlen County, GA, Turner County, GA, Twiggs County, GA, Ware County, GA, Washington County, GA, Wayne 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
40%
One or more EF2 to EF5 tornadoes
20%
Ten or more severe wind reports
30%
One or more gusts of 65 knots or more
20%
Ten or more severe hail reports
20%
One or more hailstones of 2 inches or more
10%
Six or more combined severe hail and wind reports
70%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Feb 28, 10:43 AM CSTSevere Thunderstorm WarningTAERandolph, Terrell32 min
Feb 28, 11:04 AM CSTSevere Thunderstorm WarningFFCBleckley, Dodge, Pulaski, Wilcox56 min
Feb 28, 11:39 AM CSTSevere Thunderstorm WarningTAECoffee, Dale, Henry51 min
Feb 28, 11:42 AM CSTSevere Thunderstorm WarningFFCSumter33 min
Feb 28, 11:55 AM CSTSevere Thunderstorm WarningFFCDodge, Laurens, Montgomery, Telfair, Treutlen, Wheeler50 min
Feb 28, 11:57 AM CSTSevere Thunderstorm WarningFFCDooly48 min
Feb 28, 12:03 PM CSTSevere Thunderstorm WarningTAEGeneva42 min
Feb 28, 12:05 PM CSTSevere Thunderstorm WarningFFCCrisp, Wilcox40 min
Feb 28, 12:10 PM CSTTornado WarningFFCCrisp, Dooly, Wilcox50 min
Feb 28, 12:38 PM CSTTornado WarningFFCDodge, Telfair46 min
Feb 28, 12:41 PM CSTSevere Thunderstorm WarningTAEBaker, Calhoun, Early, Miller49 min
Feb 28, 12:52 PM CSTSevere Thunderstorm WarningFFCDodge, Laurens, Telfair, Wheeler38 min
Feb 28, 1:11 PM CSTSevere Thunderstorm WarningTAEBaker, Calhoun, Dougherty, Early, Miller, Mitchell and 1 more34 min
Feb 28, 1:15 PM CSTSevere Thunderstorm WarningTAEBen Hill, Turner45 min
Feb 28, 1:24 PM CSTSevere Thunderstorm WarningFFCMontgomery, Telfair, Toombs, Wheeler51 min
Feb 28, 1:56 PM CSTSevere Thunderstorm WarningTAEHouston49 min
Feb 28, 1:58 PM CSTSevere Thunderstorm WarningJAXCoffee, Jeff Davis27 min
Feb 28, 2:03 PM CSTSevere Thunderstorm WarningTAEBerrien, Irwin, Tift42 min
Feb 28, 2:10 PM CSTSevere Thunderstorm WarningTAEColquitt, Cook, Tift, Worth50 min
Feb 28, 2:15 PM CSTSevere Thunderstorm WarningTAEDecatur, Grady45 min
Feb 28, 2:32 PM CSTSevere Thunderstorm WarningTAEIrwin28 min
Feb 28, 2:34 PM CSTSevere Thunderstorm WarningTAEWashington41 min
Feb 28, 2:39 PM CSTSevere Thunderstorm WarningJAXAtkinson, Coffee37 min
Feb 28, 2:42 PM CSTSevere Thunderstorm WarningTAEColquitt, Grady, Mitchell, Thomas48 min
Feb 28, 2:45 PM CSTSevere Thunderstorm WarningTAEBerrien, Colquitt, Cook, Irwin, Tift45 min
Feb 28, 2:55 PM CSTSevere Thunderstorm WarningTAEJackson, Washington50 min
Feb 28, 3:06 PM CSTSevere Thunderstorm WarningJAXAtkinson, Clinch, Coffee27 min
Feb 28, 3:07 PM CSTSevere Thunderstorm WarningTAEBrooks, Colquitt, Cook, Thomas38 min
Feb 28, 3:41 PM CSTSevere Thunderstorm WarningTAEJackson64 min
Feb 28, 3:44 PM CSTSevere Thunderstorm WarningTAEBrooks, Lowndes46 min
Feb 28, 3:45 PM CSTSevere Thunderstorm WarningTAEBerrien, Colquitt, Cook, Lanier20 min
Feb 28, 4:12 PM CSTSevere Thunderstorm WarningTAEGadsden63 min
Feb 28, 4:45 PM CSTSevere Thunderstorm WarningTAEBrooks, Thomas45 min
Feb 28, 4:47 PM CSTSevere Thunderstorm WarningTAEGadsden, Leon43 min
Feb 28, 5:00 PM CSTSevere Thunderstorm WarningFFCHancock, Washington35 min
Feb 28, 5:09 PM CSTSevere Thunderstorm WarningTAEBrooks, Lanier, Lowndes51 min
Feb 28, 5:17 PM CSTTornado WarningTAEGadsden28 min
Feb 28, 5:25 PM CSTTornado WarningTAEBerrien, Brooks, Lanier, Lowndes35 min
Feb 28, 5:29 PM CSTSevere Thunderstorm WarningTAECoffee, Geneva31 min
Feb 28, 5:33 PM CSTSevere Thunderstorm WarningTAEDougherty, Lee, Terrell57 min
Feb 28, 5:42 PM CSTSevere Thunderstorm WarningJAXClinch, Echols36 min
Feb 28, 5:54 PM CSTSevere Thunderstorm WarningTAECoffee, Dale, Geneva, Houston36 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

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 4.7 hours before the alert went out and 147 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, Tallahassee Rgnl, FL at 12:00Z on 2009-02-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 47 joules per kilogram.LCLLFCEL10008507005003002001001 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, Tallahassee Rgnl, FL at 12:00Z on 2009-02-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 154 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
47 J/kg
Mixed-layer CIN
-89 J/kg
Mixed-layer LCL
637 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
154 m²/s²
0-3 km storm-relative helicity
264 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.5

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 27, 6:38 PM CSTMesoscale DiscussionSPCAutauga, Barbour, Bibb, Bullock, Butler, Chambers and 30 more97 min
Feb 27, 7:45 PM CSTTornado WatchSPCAutauga, Barbour, Bibb, Bullock, Butler, Chambers and 28 more7 hr
Feb 27, 8:48 PM CSTMesoscale DiscussionSPCColbert, Cullman, Franklin, Lamar, Lauderdale, Lawrence and 4 more117 min
Feb 27, 10:47 PM CSTMesoscale DiscussionSPCAutauga, Barbour, Bibb, Bullock, Chambers, Chilton and 23 more118 min
Feb 28, 2:15 AM CSTMesoscale DiscussionSPCAutauga, Barbour, Bibb, Bullock, Chambers, Chilton and 25 more90 min
Feb 28, 2:52 AM CSTTornado WatchSPCAutauga, Barbour, Bibb, Bullock, Chambers, Chilton and 15 more9 hr
Feb 28, 5:40 AM CSTMesoscale DiscussionSPCAutauga, Bullock, Butler, Chilton, Choctaw, Clarke and 17 more2 hr
Feb 28, 9:49 AM CSTMesoscale DiscussionSPCBaldwin, Barbour, Bullock, Coffee, Conecuh, Covington and 8 more86 min
Feb 28, 3:57 PM CSTMesoscale DiscussionSPCColbert, Lauderdale4 hr
Feb 28, 5:43 PM CSTTornado WatchSPCCoffee, Dale, Geneva, Henry, Houston8 hr
Feb 28, 12:50 PM CSTMesoscale DiscussionSPCCalhoun, Gadsden, Jackson, Leon, Washington85 min
Feb 28, 3:27 PM CSTMesoscale DiscussionSPCGadsden, Hamilton, Jefferson, Leon, Madison, Nassau93 min
Feb 28, 7:25 AM CSTTornado WatchSPCBaldwin, Bibb, Bleckley, Butts, Chattahoochee, Crawford and 43 more3 hr

Nearby

Tornado Watches in Georgia, 2009Tornado Watches in Florida, 2009Tornado Watches in Alabama, 2009Every tornado watch in 2009

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.