Alert archive / Georgia / Severe Thunderstorm Watches in 2003

Severe Thunderstorm Watch 173

April 25, 200315 counties in Alabama; 12 counties in Florida; 35 counties in Georgia

The Storm Prediction Center issued this severe thunderstorm watch at Apr 25, 2003, 9:00 PM CDT for 15 counties in Alabama; 12 counties in Florida; 35 counties in Georgia. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Apr 25, 2003, 9:00 PM CDT (02:00 UTC)
Expired
Apr 26, 2003, 2:00 AM CDT
In force
5 hr
Issued by
the Storm Prediction Center
All 62 counties

Baldwin County, AL, Barbour County, AL, Butler County, AL, Coffee County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Dale County, AL, Escambia County, AL, Geneva County, AL, Henry County, AL, Houston County, AL, Mobile County, AL, Monroe County, AL, Pike County, AL, Bay County, FL, Calhoun County, FL, Escambia County, FL, Gadsden County, FL, Holmes County, FL, Jackson County, FL, Leon County, FL, Liberty County, FL, Okaloosa County, FL, Santa Rosa County, FL, Walton County, FL, Washington County, FL, Baker County, GA, Berrien County, GA, Brooks County, GA, Calhoun County, GA, Clay County, GA, Colquitt County, GA, Cook County, GA, Crisp County, GA, Decatur County, GA, Dooly County, GA, Dougherty County, GA, Early County, GA, Grady County, GA, Houston County, GA, Irwin County, GA, Lanier County, GA, Lee County, GA, Lowndes County, GA, Macon County, GA, Miller County, GA, Mitchell County, GA, Pulaski County, GA, Quitman County, GA, Randolph County, GA, Schley County, GA, Seminole County, GA, Stewart County, GA, Sumter County, GA, Terrell County, GA, Thomas County, GA, Tift County, GA, Turner County, GA, Webster County, GA, Wilcox County, GA, Worth County, GA

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Apr 25, 9:11 PM CDTSevere Thunderstorm WarningFFCDooly34 min
Apr 25, 9:14 PM CDTSevere Thunderstorm WarningMOBBaldwin46 min
Apr 25, 11:52 PM CDTSevere Thunderstorm WarningTAEEarly, Miller38 min
Apr 26, 12:18 AM CDTSevere Thunderstorm WarningTAEBaker, Mitchell57 min
Apr 26, 1:37 AM CDTSevere Thunderstorm WarningTAEGrady38 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 00:00Z, 2.0 hours before the alert went out and 202 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 00:00Z on 2003-04-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 396 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 00:00Z on 2003-04-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 181 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
396 J/kg
Mixed-layer CIN
-226 J/kg
Mixed-layer LCL
713 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
181 m²/s²
0-3 km storm-relative helicity
136 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
Apr 25, 7:22 PM CDTMesoscale DiscussionSPCCoffee, Covington, Dale, Geneva, Henry, Houston113 min
Apr 25, 7:51 PM CDTMesoscale DiscussionSPCRussell54 min
Apr 25, 11:24 PM CDTMesoscale DiscussionSPCDale, Geneva, Henry, Houston96 min
Apr 26, 1:12 AM CDTMesoscale DiscussionSPCHouston63 min
Apr 25, 10:52 PM CDTMesoscale DiscussionSPCDeSoto, Glades, Hardee, Highlands, Hillsborough, Manatee and 4 more3 hr
Apr 26, 9:53 AM CDTMesoscale DiscussionSPCAlachua, Baker, Bradford, Clay, Columbia, Dixie and 14 more2 hr

Nearby

Severe Thunderstorm Watches in Georgia, 2003Severe Thunderstorm Watches in Alabama, 2003Severe Thunderstorm Watches in Florida, 2003Every severe thunderstorm watch in 2003

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.