Alert archive / Georgia / Mesoscale Discussions in 2004

Mesoscale Discussion 2528

December 10, 200458 counties in Georgia; 19 counties in South Carolina

The Storm Prediction Center issued this mesoscale discussion at Dec 10, 2004, 12:07 AM EST for 58 counties in Georgia; 19 counties in South Carolina. It was in force for 83 min.

The area

The outline as issued.

The facts

Issued
Dec 10, 2004, 12:07 AM EST (05:07 UTC)
Expired
Dec 10, 2004, 1:30 AM EST
In force
83 min
Issued by
the Storm Prediction Center
All 77 counties

Baldwin County, GA, Barrow County, GA, Bibb County, GA, Burke County, GA, Butts County, GA, Carroll County, GA, Chattahoochee County, GA, Clarke County, GA, Clayton County, GA, Cobb County, GA, Columbia County, GA, Coweta County, GA, Crawford County, GA, DeKalb County, GA, Douglas County, GA, Elbert County, GA, Fayette County, GA, Fulton County, GA, Glascock County, GA, Greene County, GA, Gwinnett County, GA, Hancock County, GA, Harris County, GA, Hart County, GA, Heard County, GA, Henry County, GA, Jackson County, GA, Jasper County, GA, Jefferson County, GA, Jones County, GA, Lamar County, GA, Lincoln County, GA, Madison 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, Putnam County, GA, Richmond County, GA, Rockdale County, GA, Spalding County, GA, Talbot County, GA, Taliaferro County, GA, Taylor County, GA, Troup County, GA, Twiggs County, GA, Upson County, GA, Walton County, GA, Warren County, GA, Washington County, GA, Wilkes County, GA, Wilkinson County, GA, Abbeville County, SC, Aiken County, SC, Barnwell County, SC, Calhoun County, SC, Chester 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

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 00:00Z, 5.1 hours before the alert went out and 125 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 00:00Z on 2004-12-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 976 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 00:00Z on 2004-12-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 246 square meters per square second.1939587897117Sfc1 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
976 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
568 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
246 m²/s²
0-3 km storm-relative helicity
243 m²/s²
Significant tornado parameter
1.5
Supercell composite
5.9

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
Dec 9, 7:15 PM ESTMesoscale DiscussionSPCBaldwin, Barrow, Bibb, Burke, Butts, Carroll and 44 more90 min
Dec 9, 9:05 PM ESTTornado WatchSPCBaldwin, Barrow, Bibb, Burke, Butts, Carroll and 51 more6 hr
Dec 9, 10:48 PM ESTMesoscale DiscussionSPCBaker, Ben Hill, Bleckley, Calhoun, Clay, Colquitt and 29 more87 min
Dec 9, 11:25 PM ESTTornado WatchSPCBaker, Ben Hill, Berrien, Bleckley, Brooks, Calhoun and 40 more4 hr
Dec 10, 2:11 AM ESTMesoscale DiscussionSPCBaker, Baldwin, Barrow, Ben Hill, Berrien, Bleckley and 100 more64 min
Dec 10, 2:35 AM ESTTornado WatchSPCAppling, Atkinson, Bacon, Ben Hill, Berrien, Brantley and 44 more6 hr
Dec 10, 6:00 AM ESTMesoscale DiscussionSPCAppling, Atkinson, Bacon, Ben Hill, Berrien, Brantley and 44 more2 hr
Dec 10, 11:12 AM ESTMesoscale DiscussionSPCBanks, Bartow, Catoosa, Chattooga, Cherokee, Dade and 19 more33 min
Dec 10, 12:53 PM ESTMesoscale DiscussionSPCCatoosa, Chattooga, Dade, Fannin, Gilmer, Gordon and 3 more2 hr

Nearby

Mesoscale Discussions in Georgia, 2004Mesoscale Discussions in South Carolina, 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.