Alert archive / Georgia / Mesoscale Discussions in 2004

Mesoscale Discussion 2461

November 24, 20044 states

The Storm Prediction Center issued this mesoscale discussion at Nov 24, 2004, 9:23 AM CST for 4 states. It was in force for 97 min.

The area

The outline as issued.

The facts

Issued
Nov 24, 2004, 9:23 AM CST (15:23 UTC)
Expired
Nov 24, 2004, 11:00 AM CST
In force
97 min
Issued by
the Storm Prediction Center
All 124 counties

Barbour County, AL, Chambers County, AL, Lee County, AL, Russell County, AL, Baldwin County, GA, Barrow County, GA, Bartow County, GA, Bibb County, GA, Bleckley County, GA, Bryan County, GA, Bulloch County, GA, Burke County, GA, Butts County, GA, Candler County, GA, Carroll County, GA, Chattahoochee County, GA, Cherokee County, GA, Clarke County, GA, Clayton County, GA, Cobb County, GA, Columbia County, GA, Coweta County, GA, Crawford County, GA, Crisp County, GA, DeKalb County, GA, Dodge County, GA, Dooly County, GA, Douglas County, GA, Effingham County, GA, Elbert County, GA, Emanuel County, GA, Evans County, GA, Fayette County, GA, Floyd County, GA, Forsyth County, GA, Franklin County, GA, Fulton County, GA, Glascock County, GA, Greene County, GA, Gwinnett County, GA, Hancock County, GA, Haralson County, GA, Harris County, GA, Hart County, GA, Heard County, GA, Henry County, GA, Houston County, GA, Jackson County, GA, Jasper County, GA, Jefferson County, GA, Jenkins 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, Montgomery County, GA, Morgan County, GA, Muscogee County, GA, Newton County, GA, Oconee County, GA, Oglethorpe County, GA, Paulding County, GA, Peach County, GA, Pike County, GA, Polk County, GA, Pulaski County, GA, Putnam County, GA, Quitman County, GA, Richmond County, GA, Rockdale County, GA, Schley County, GA, Screven County, GA, Spalding County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taliaferro County, GA, Tattnall County, GA, Taylor County, GA, Telfair County, GA, Toombs 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, Wheeler County, GA, Wilcox County, GA, Wilkes County, GA, Wilkinson County, GA, Union County, NC, Abbeville County, SC, Aiken County, SC, Allendale County, SC, Anderson County, SC, Barnwell County, SC, Cherokee County, SC, Chester County, SC, Edgefield County, SC, Fairfield County, SC, Greenville County, SC, Greenwood County, SC, Kershaw County, SC, Lancaster County, SC, Laurens County, SC, Lexington County, SC, McCormick County, SC, Newberry County, SC, Pickens County, SC, Richland County, SC, Saluda County, SC, Spartanburg County, SC, Union County, SC, York County, SC

The watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 3.4 hours before the alert went out and 171 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 2004-11-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 159 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, Peachtre/Fal Fld, GA at 12:00Z on 2004-11-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 223 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
159 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
604 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
223 m²/s²
0-3 km storm-relative helicity
287 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.3

Open this sounding in Storm Lab

The text

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

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 23, 9:00 PM CSTMesoscale DiscussionSPCBlount, Colbert, Cullman, DeKalb, Etowah, Franklin and 10 more2 hr
Nov 23, 9:20 PM CSTTornado WatchSPCBlount, Colbert, Cullman, Etowah, Fayette, Franklin and 13 more7 hr
Nov 23, 11:16 PM CSTMesoscale DiscussionSPCBibb, Blount, Chilton, Choctaw, Clarke, Cullman and 14 more119 min
Nov 24, 12:30 AM CSTMesoscale DiscussionSPCAutauga, Baldwin, Bibb, Chilton, Choctaw, Clarke and 12 more30 min
Nov 24, 12:45 AM CSTTornado WatchSPCBibb, Chilton, Choctaw, Clarke, Dallas, Greene and 7 more5 hr
Nov 24, 2:43 AM CSTMesoscale DiscussionSPCChoctaw, Clarke, Greene, Hale, Marengo, Pickens and 3 more62 min
Nov 24, 3:35 AM CSTMesoscale DiscussionSPCBlount, Calhoun, Cherokee, Clay, Cleburne, Cullman and 11 more25 min
Nov 24, 3:55 AM CSTTornado WatchSPCBlount, Calhoun, Cherokee, Cleburne, Cullman, Etowah and 5 more5 hr
Nov 24, 4:57 AM CSTMesoscale DiscussionSPCAutauga, Bibb, Chilton, Choctaw, Clarke, Conecuh and 13 more63 min
Nov 24, 5:20 AM CSTTornado WatchSPCAutauga, Baldwin, Bibb, Butler, Chambers, Chilton and 20 more6 hr
Nov 24, 7:11 AM CSTMesoscale DiscussionSPCBaldwin, Barbour, Bullock, Butler, Calhoun, Chambers and 24 more64 min
Nov 24, 7:25 AM CSTTornado WatchSPCBarbour, Chambers, Lee, Russell6 hr
Nov 24, 8:03 AM CSTMesoscale DiscussionSPCBarbour, Coffee, Covington, Dale, Geneva, Henry and 2 more57 min
Nov 24, 8:30 AM CSTTornado WatchSPCCoffee, Dale, Geneva, Henry, Houston6 hr
Nov 24, 11:24 AM CSTMesoscale DiscussionSPCCoffee, Dale, Geneva, Henry, Houston2 hr
Nov 24, 9:40 AM CSTTornado WatchSPCBaldwin, Bleckley, Bryan, Bulloch, Burke, Candler and 40 more6 hr
Nov 24, 1:13 PM CSTMesoscale DiscussionSPCBaldwin, Bleckley, Bryan, Bulloch, Burke, Candler and 40 more2 hr
Nov 24, 1:50 PM CSTTornado WatchSPCAppling, Atkinson, Bacon, Ben Hill, Berrien, Brantley and 17 more4 hr
Nov 24, 3:30 PM CSTMesoscale DiscussionSPCAppling, Atkinson, Bacon, Ben Hill, Berrien, Brantley and 14 more2 hr
Nov 24, 5:36 PM CSTMesoscale DiscussionSPCBrantley, Charlton24 min
Nov 24, 2:25 PM CSTSevere Thunderstorm WatchSPCAlamance, Anson, Bladen, Brunswick, Caswell, Chatham and 29 more6 hr
Nov 24, 3:50 PM CSTMesoscale DiscussionSPCAlamance, Anson, Bladen, Brunswick, Caswell, Chatham and 26 more115 min

Nearby

Mesoscale Discussions in Georgia, 2004Mesoscale Discussions in South Carolina, 2004Mesoscale Discussions in Alabama, 2004Every mesoscale discussion 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.