Alert archive / Georgia / Severe Thunderstorm Watches in 2004

Severe Thunderstorm Watch 53

April 8, 200418 counties in Alabama; 11 counties in Florida; 57 counties in Georgia

The Storm Prediction Center issued this severe thunderstorm watch at Apr 8, 2004, 9:10 AM CDT for 18 counties in Alabama; 11 counties in Florida; 57 counties in Georgia. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued: Apr 8, 2004, 9:10 AM CDT (14:10 UTC)
Expired: Apr 8, 2004, 4:00 PM CDT
In force: 7 hr
Issued by: the Storm Prediction Center

All 86 counties

Barbour County, AL, Bullock 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, Lowndes County, AL, Monroe County, AL, Montgomery County, AL, Pike County, AL, Russell County, AL, Wilcox County, AL, Escambia County, FL, Gadsden County, FL, Hamilton County, FL, Holmes County, FL, Jackson County, FL, Leon County, FL, Nassau County, FL, Okaloosa County, FL, Santa Rosa 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, Brantley County, GA, Brooks County, GA, Calhoun County, GA, Camden County, GA, Charlton 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, Evans County, GA, Glynn County, GA, Grady County, GA, Irwin County, GA, Jeff Davis County, GA, Lanier County, GA, Lee County, GA, Liberty County, GA, Long County, GA, Lowndes County, GA, Miller County, GA, Mitchell County, GA, Montgomery County, GA, Pierce County, GA, Pulaski County, GA, Quitman County, GA, Randolph County, GA, Schley 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, Turner County, GA, Ware County, GA, Wayne County, GA, Webster County, GA, Wheeler County, GA, Wilcox County, GA, Worth County, GA

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
Apr 8, 9:24 AM CDT	Severe Thunderstorm Warning	BMX	Pike	36 min
Apr 8, 9:48 AM CDT	Severe Thunderstorm Warning	MOB	Covington	12 min
Apr 8, 9:54 AM CDT	Severe Thunderstorm Warning	BMX	Barbour	36 min
Apr 8, 10:07 AM CDT	Severe Thunderstorm Warning	TAE	Dale, Henry	30 min
Apr 8, 10:16 AM CDT	Severe Thunderstorm Warning	TAE	Coffee	29 min
Apr 8, 10:36 AM CDT	Severe Thunderstorm Warning	TAE	Dale, Henry, Houston	39 min
Apr 8, 11:01 AM CDT	Severe Thunderstorm Warning	TAE	Calhoun, Clay, Early	44 min
Apr 8, 11:11 AM CDT	Severe Thunderstorm Warning	TAE	Houston	49 min
Apr 8, 11:47 AM CDT	Severe Thunderstorm Warning	TAE	Dougherty, Mitchell, Worth	43 min
Apr 8, 11:58 AM CDT	Severe Thunderstorm Warning	TAE	Baker, Mitchell	32 min
Apr 8, 12:02 PM CDT	Severe Thunderstorm Warning	TAE	Decatur, Miller, Seminole	43 min
Apr 8, 12:23 PM CDT	Severe Thunderstorm Warning	TAE	Berrien, Colquitt, Cook, Tift	37 min
Apr 8, 12:37 PM CDT	Severe Thunderstorm Warning	TAE	Colquitt	23 min
Apr 8, 1:13 PM CDT	Severe Thunderstorm Warning	TAE	Berrien, Cook	32 min
Apr 8, 1:35 PM CDT	Severe Thunderstorm Warning	JAX	Atkinson, Clinch, Ware	55 min
Apr 8, 1:49 PM CDT	Severe Thunderstorm Warning	TAE	Lanier, Lowndes	26 min
Apr 8, 2:30 PM CDT	Severe Thunderstorm Warning	JAX	Brantley, Ware	60 min
Apr 8, 2:49 PM CDT	Severe Thunderstorm Warning	JAX	Charlton	41 min
Apr 8, 3:04 PM CDT	Severe Thunderstorm Warning	JAX	Nassau	41 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, 2.2 hours before the alert went out and 152 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1201 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 486 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 212 m²/s²
0-3 km storm-relative helicity: 234 m²/s²
Significant tornado parameter: 1.6
Supercell composite: 7.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 7, 8:53 PM CDT	Mesoscale Discussion	SPC	Autauga, Butler, Chilton, Choctaw, Clarke, Conecuh and 11 more	67 min
Apr 8, 8:50 AM CDT	Mesoscale Discussion	SPC	Barbour, Coffee, Conecuh, Covington, Crenshaw, Dale and 5 more	85 min
Apr 8, 12:11 PM CDT	Mesoscale Discussion	SPC	Barbour, Bullock, Butler, Coffee, Conecuh, Covington and 12 more	2 hr
Apr 8, 12:56 PM CDT	Mesoscale Discussion	SPC	Chambers, Clay, Cleburne, Lee, Macon, Randolph and 1 more	3 hr
Apr 8, 9:16 AM CDT	Mesoscale Discussion	SPC	Alachua, Bradford, Citrus, Clay, Duval, Flagler and 13 more	119 min
Apr 8, 9:45 AM CDT	Severe Thunderstorm Watch	SPC	Alachua, Bradford, Citrus, Clay, Flagler, Gilchrist and 11 more	6 hr
Apr 8, 11:42 AM CDT	Mesoscale Discussion	SPC	Alachua, Bradford, Citrus, Clay, Flagler, Gilchrist and 11 more	2 hr
Apr 8, 2:35 PM CDT	Mesoscale Discussion	SPC	Brevard, Hardee, Highlands, Hillsborough, Indian River, Okeechobee and 6 more	55 min
Apr 8, 2:40 PM CDT	Mesoscale Discussion	SPC	Nassau	65 min

Nearby

Severe Thunderstorm Watches in Georgia, 2004 Severe Thunderstorm Watches in Alabama, 2004 Severe Thunderstorm Watches in Florida, 2004 Every severe thunderstorm watch in 2004

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.