Alert archive / Georgia / Mesoscale Discussions in 2004
Mesoscale Discussion 2526
The Storm Prediction Center issued this mesoscale discussion at Dec 9, 2004, 6:15 PM CST for Randolph County, Alabama; 50 counties in Georgia; 7 counties in South Carolina. It was in force for 90 min.
The area
The outline as issued.
The facts
- Issued
- Dec 9, 2004, 6:15 PM CST (00:15 UTC)
- Expired
- Dec 9, 2004, 7:45 PM CST
- In force
- 90 min
- Issued by
- the Storm Prediction Center
All 58 counties
Randolph County, AL, Baldwin County, GA, Barrow County, GA, Bibb County, GA, Burke County, GA, Butts County, GA, Carroll County, GA, Clarke County, GA, Clayton 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, Haralson County, GA, Harris County, GA, Heard County, GA, Henry County, GA, Jasper County, GA, Jefferson County, GA, Jones County, GA, Lamar County, GA, Lincoln County, GA, McDuffie County, GA, Meriwether County, GA, Monroe County, GA, Morgan County, GA, Newton County, GA, Oconee County, GA, Oglethorpe County, GA, Pike County, GA, Putnam County, GA, Richmond County, GA, Rockdale County, GA, Spalding County, GA, Talbot County, GA, Taliaferro County, GA, Troup County, GA, Upson County, GA, Walton County, GA, Warren County, GA, Washington County, GA, Wilkes County, GA, Wilkinson County, GA, Aiken County, SC, Barnwell County, SC, Edgefield County, SC, Greenwood County, SC, Lexington County, SC, McCormick County, SC, Saluda 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, 0.3 hours before the alert went out and 94 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.
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 9, 10:25 PM CST | Tornado Watch | SPC | Houston | 4 hr |
| Dec 10, 10:12 AM CST | Mesoscale Discussion | SPC | DeKalb, Jackson | 33 min |
| Dec 9, 8:05 PM CST | Tornado Watch | SPC | Baldwin, Barrow, Bibb, Burke, Butts, Carroll and 51 more | 6 hr |
| Dec 9, 9:48 PM CST | Mesoscale Discussion | SPC | Baker, Ben Hill, Bleckley, Calhoun, Clay, Colquitt and 29 more | 87 min |
| Dec 9, 11:07 PM CST | Mesoscale Discussion | SPC | Baldwin, Barrow, Bibb, Burke, Butts, Carroll and 52 more | 83 min |
| Dec 10, 1:11 AM CST | Mesoscale Discussion | SPC | Baker, Baldwin, Barrow, Ben Hill, Berrien, Bleckley and 100 more | 64 min |
| Dec 10, 1:35 AM CST | Tornado Watch | SPC | Appling, Atkinson, Bacon, Ben Hill, Berrien, Brantley and 44 more | 6 hr |
| Dec 10, 5:00 AM CST | Mesoscale Discussion | SPC | Appling, Atkinson, Bacon, Ben Hill, Berrien, Brantley and 44 more | 2 hr |
| Dec 10, 11:53 AM CST | Mesoscale Discussion | SPC | Catoosa, Chattooga, Dade, Fannin, Gilmer, Gordon and 3 more | 2 hr |
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.