Alert archive / Georgia / Mesoscale Discussions in 2008
Mesoscale Discussion 260
The Storm Prediction Center issued this mesoscale discussion at Feb 17, 2008, 2:45 PM CST for 28 counties in Alabama; 15 counties in Florida; 51 counties in Georgia. It was in force for 90 min.
The area
The outline as issued.
The facts
- Issued
- Feb 17, 2008, 2:45 PM CST (20:45 UTC)
- Expired
- Feb 17, 2008, 4:15 PM CST
- In force
- 90 min
- Issued by
- the Storm Prediction Center
All 94 counties
Autauga County, AL, Baldwin County, AL, Barbour County, AL, Bullock County, AL, Butler County, AL, Chambers County, AL, Clay County, AL, Cleburne County, AL, Coffee County, AL, Conecuh County, AL, Coosa County, AL, Covington County, AL, Crenshaw County, AL, Dale County, AL, Elmore County, AL, Escambia County, AL, Geneva County, AL, Henry County, AL, Houston County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Monroe County, AL, Montgomery County, AL, Pike County, AL, Randolph County, AL, Russell County, AL, Tallapoosa County, AL, Bay County, FL, Calhoun County, FL, Escambia County, FL, Franklin County, FL, Gadsden County, FL, Gulf County, FL, Holmes County, FL, Jackson County, FL, Leon County, FL, Liberty County, FL, Okaloosa County, FL, Santa Rosa County, FL, Wakulla County, FL, Walton County, FL, Washington County, FL, Baker County, GA, Butts County, GA, Calhoun County, GA, Carroll County, GA, Chattahoochee County, GA, Clay County, GA, Clayton County, GA, Cobb County, GA, Coweta County, GA, Crawford County, GA, Decatur County, GA, DeKalb County, GA, Dougherty County, GA, Douglas County, GA, Early County, GA, Fayette County, GA, Fulton County, GA, Grady County, GA, Gwinnett County, GA, Haralson County, GA, Harris County, GA, Heard County, GA, Henry County, GA, Lamar County, GA, Lee County, GA, Macon County, GA, Marion County, GA, Meriwether County, GA, Miller County, GA, Mitchell County, GA, Monroe County, GA, Muscogee County, GA, Newton County, GA, Paulding County, GA, Pike County, GA, Polk County, GA, Quitman County, GA, Randolph County, GA, Rockdale County, GA, Schley County, GA, Seminole County, GA, Spalding County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taylor County, GA, Terrell County, GA, Troup County, GA, Upson County, GA, Walton County, GA, Webster County, GA
The watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 8.8 hours before the alert went out and 190 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
- 5 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 560 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 277 m²/s²
- 0-3 km storm-relative helicity
- 350 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 17, 2:13 AM CST | Mesoscale Discussion | SPC | Mobile | 32 min |
| Feb 17, 4:19 AM CST | Mesoscale Discussion | SPC | Colbert, Franklin, Lamar, Marion, Pickens | 56 min |
| Feb 17, 5:05 AM CST | Mesoscale Discussion | SPC | Baldwin, Choctaw, Clarke, Conecuh, Dallas, Escambia and 8 more | 55 min |
| Feb 17, 5:26 AM CST | Tornado Watch | SPC | Autauga, Baldwin, Butler, Choctaw, Clarke, Conecuh and 14 more | 7 hr |
| Feb 17, 7:13 AM CST | Mesoscale Discussion | SPC | Autauga, Baldwin, Butler, Chilton, Choctaw, Clarke and 16 more | 62 min |
| Feb 17, 9:43 AM CST | Mesoscale Discussion | SPC | Autauga, Baldwin, Butler, Chilton, Choctaw, Clarke and 17 more | 62 min |
| Feb 17, 12:14 PM CST | Mesoscale Discussion | SPC | Autauga, Barbour, Bullock, Chambers, Clay, Coffee and 16 more | 91 min |
| Feb 17, 12:32 PM CST | Tornado Watch | SPC | Autauga, Baldwin, Barbour, Bullock, Butler, Chambers and 28 more | 7 hr |
| Feb 17, 5:19 PM CST | Mesoscale Discussion | SPC | Chambers, Dale, Geneva, Henry, Houston | 86 min |
| Feb 17, 5:58 PM CST | Tornado Watch | SPC | Bay, Calhoun, Franklin, Gadsden, Gulf, Jackson and 6 more | 8 hr |
| Feb 17, 3:01 PM CST | Tornado Watch | SPC | Baldwin, Banks, Barrow, Bartow, Bibb, Butts and 29 more | 5 hr |
Nearby
Mesoscale Discussions in Georgia, 2008Mesoscale Discussions in Alabama, 2008Mesoscale Discussions in Florida, 2008Every mesoscale discussion in 2008
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.