Alert archive / Georgia / Mesoscale Discussions in 2005
Mesoscale Discussion 194
The Storm Prediction Center issued this mesoscale discussion at Feb 21, 2005, 3:47 PM CST for 4 states. It was in force for 118 min.
The area
The outline as issued.
The facts
- Issued
- Feb 21, 2005, 3:47 PM CST (21:47 UTC)
- Expired
- Feb 21, 2005, 5:45 PM CST
- In force
- 118 min
- Issued by
- the Storm Prediction Center
All 90 counties
Blount County, AL, Calhoun County, AL, Cherokee County, AL, Cleburne County, AL, Cullman County, AL, DeKalb County, AL, Etowah County, AL, Fayette County, AL, Franklin County, AL, Jefferson County, AL, Lamar County, AL, Lawrence County, AL, Marion County, AL, Marshall County, AL, Morgan County, AL, Randolph County, AL, St. Clair County, AL, Talladega County, AL, Walker County, AL, Winston County, AL, Baldwin County, GA, Banks County, GA, Barrow County, GA, Bartow County, GA, Burke County, GA, Butts County, GA, Carroll County, GA, Chattooga County, GA, Cherokee County, GA, Clarke County, GA, Clayton County, GA, Cobb County, GA, Columbia County, GA, Coweta County, GA, Dawson County, GA, DeKalb County, GA, Douglas County, GA, Elbert County, GA, Fayette County, GA, Floyd County, GA, Forsyth County, GA, Franklin County, GA, Fulton County, GA, Glascock County, GA, Gordon County, GA, Greene County, GA, Gwinnett County, GA, Hall County, GA, Hancock County, GA, Haralson County, GA, Heard County, GA, Henry County, GA, Jackson County, GA, Jasper County, GA, Jefferson County, GA, Jenkins County, GA, Lincoln County, GA, Madison County, GA, McDuffie County, GA, Morgan County, GA, Newton County, GA, Oconee County, GA, Oglethorpe County, GA, Paulding County, GA, Pickens County, GA, Polk County, GA, Putnam County, GA, Richmond County, GA, Rockdale County, GA, Spalding County, GA, Taliaferro County, GA, Walton County, GA, Warren County, GA, Washington County, GA, Wilkes County, GA, Calhoun County, MS, Chickasaw County, MS, Clay County, MS, Itawamba County, MS, Lafayette County, MS, Lee County, MS, Lowndes County, MS, Monroe County, MS, Pontotoc County, MS, Prentiss County, MS, Union County, MS, Webster County, MS, Aiken County, SC, Barnwell County, SC, McCormick County, SC
The radar
The Atlanta radar (KFFC), 60 km from the middle of the area, began a volume at 21:48 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
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, 9.8 hours before the alert went out and 65 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
- 88 J/kg
- Mixed-layer CIN
- -50 J/kg
- Mixed-layer LCL
- 553 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 187 m²/s²
- 0-3 km storm-relative helicity
- 177 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 |
|---|---|---|---|---|
| Feb 21, 7:50 AM CST | Mesoscale Discussion | SPC | Lauderdale | 55 min |
| Feb 21, 8:40 AM CST | Severe Thunderstorm Watch | SPC | Colbert, Cullman, DeKalb, Fayette, Franklin, Jackson and 8 more | 5 hr |
| Feb 21, 10:52 AM CST | Mesoscale Discussion | SPC | Blount, Cherokee, DeKalb, Etowah, Marshall | 113 min |
| Feb 21, 12:17 PM CST | Mesoscale Discussion | SPC | Blount, Calhoun, Cherokee, Cleburne, Colbert, Cullman and 12 more | 118 min |
| Feb 21, 12:45 PM CST | Severe Thunderstorm Watch | SPC | Blount, Calhoun, Cherokee, Cleburne, Colbert, Cullman and 17 more | 5 hr |
| Feb 21, 4:50 PM CST | Mesoscale Discussion | SPC | Barbour, Bullock, Butler, Coffee, Conecuh, Covington and 8 more | 55 min |
| Feb 21, 5:48 PM CST | Mesoscale Discussion | SPC | Blount, Calhoun, Cherokee, Clay, Cleburne, Cullman and 15 more | 27 min |
| Feb 21, 12:30 AM CST | Severe Thunderstorm Watch | SPC | Alcorn, Benton, DeSoto, Marshall, Tippah, Tishomingo | 6 hr |
| Feb 21, 2:10 AM CST | Mesoscale Discussion | SPC | Alcorn, Benton, DeSoto, Marshall, Tate, Tippah and 2 more | 95 min |
| Feb 21, 4:29 AM CST | Mesoscale Discussion | SPC | Alcorn | 2 hr |
| Feb 21, 5:45 AM CST | Severe Thunderstorm Watch | SPC | Alcorn, Benton, DeSoto, Marshall, Prentiss, Tate and 3 more | 3 hr |
| Feb 21, 3:58 PM CST | Mesoscale Discussion | SPC | Bolivar, Coahoma, Grenada, Lafayette, Leflore, Montgomery and 7 more | 92 min |
Nearby
Mesoscale Discussions in Georgia, 2005Mesoscale Discussions in Alabama, 2005Mesoscale Discussions in Mississippi, 2005Every mesoscale discussion in 2005
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; radar from the NEXRAD Level II archive.