Alert archive / Georgia / Mesoscale Discussions in 2017
Mesoscale Discussion 437
The Storm Prediction Center issued this mesoscale discussion at Apr 5, 2017, 3:41 AM CDT for 4 states. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 5, 2017, 3:41 AM CDT (08:41 UTC)
- Expired
- Apr 5, 2017, 5:45 AM CDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 103 counties
Autauga County, AL, Barbour County, AL, Bibb County, AL, Bullock County, AL, Butler County, AL, Chambers County, AL, Chilton County, AL, Choctaw County, AL, Clarke 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, Dallas County, AL, Elmore County, AL, Escambia County, AL, Geneva County, AL, Greene County, AL, Hale County, AL, Henry County, AL, Houston County, AL, Jefferson County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Marengo County, AL, Monroe County, AL, Montgomery County, AL, Perry County, AL, Pike County, AL, Randolph County, AL, Russell County, AL, Shelby County, AL, St. Clair County, AL, Sumter County, AL, Talladega County, AL, Tallapoosa County, AL, Tuscaloosa County, AL, Washington County, AL, Wilcox County, AL, Holmes County, FL, Jackson County, FL, Baker County, GA, Bibb County, GA, Bleckley County, GA, Butts County, GA, Calhoun County, GA, Carroll County, GA, Chattahoochee County, GA, Clay County, GA, Clayton County, GA, Colquitt County, GA, Coweta County, GA, Crawford County, GA, Crisp County, GA, Decatur County, GA, Dodge County, GA, Dooly County, GA, Dougherty County, GA, Early County, GA, Fayette County, GA, Harris County, GA, Heard County, GA, Henry County, GA, Houston County, GA, Jasper County, GA, Jones 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, Peach County, GA, Pike County, GA, Pulaski County, GA, Quitman County, GA, Randolph 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, Tift County, GA, Troup County, GA, Turner County, GA, Twiggs County, GA, Upson County, GA, Webster County, GA, Wilcox County, GA, Worth County, GA, Clarke County, MS, Wayne County, MS
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 00:00Z, 8.7 hours before the alert went out and 139 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2644 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 84 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 4, 11:54 PM CDT | Mesoscale Discussion | SPC | Baldwin, Butler, Clarke, Coffee, Conecuh, Covington and 8 more | 2 hr |
| Apr 5, 1:37 AM CDT | Severe Thunderstorm Watch | SPC | Autauga, Barbour, Bibb, Blount, Bullock, Butler and 42 more | 6 hr |
| Apr 5, 6:15 AM CDT | Mesoscale Discussion | SPC | Autauga, Barbour, Bibb, Bullock, Butler, Calhoun and 35 more | 90 min |
| Apr 5, 6:54 AM CDT | Tornado Watch | SPC | Autauga, Baldwin, Barbour, Bibb, Bullock, Butler and 44 more | 8 hr |
| Apr 5, 9:43 AM CDT | Mesoscale Discussion | SPC | Barbour, Chambers, Lee, Macon, Russell, Tallapoosa | 2 hr |
| Apr 5, 11:54 AM CDT | Tornado Watch | SPC | Dale, Geneva, Henry, Houston | 10 hr |
| Apr 5, 1:02 PM CDT | Mesoscale Discussion | SPC | Blount, Cullman, DeKalb, Jackson, Jefferson, Lauderdale and 8 more | 2 hr |
| Apr 5, 1:50 PM CDT | Tornado Watch | SPC | Autauga, Barbour, Bibb, Blount, Bullock, Calhoun and 36 more | 8 hr |
| Apr 5, 2:12 PM CDT | Mesoscale Discussion | SPC | Barbour, Bullock, Dale, Henry, Houston, Lee and 2 more | 93 min |
| Apr 5, 3:29 PM CDT | Mesoscale Discussion | SPC | Baldwin, Clarke, Conecuh, Escambia, Marengo, Mobile and 3 more | 3 hr |
| Apr 5, 3:51 PM CDT | Mesoscale Discussion | SPC | Blount, Calhoun, Chambers, Cherokee, Chilton, Clay and 19 more | 84 min |
| Apr 5, 6:57 PM CDT | Mesoscale Discussion | SPC | Autauga, Blount, Bullock, Calhoun, Chambers, Cherokee and 20 more | 48 min |
| Apr 5, 10:38 AM CDT | Mesoscale Discussion | SPC | Leon | 97 min |
| Apr 5, 9:25 AM CDT | Mesoscale Discussion | SPC | Baldwin, Banks, Barrow, Bartow, Burke, Butts and 45 more | 95 min |
| Apr 5, 5:29 PM CDT | Mesoscale Discussion | SPC | Appling, Atkinson, Bacon, Berrien, Brantley, Brooks and 22 more | 61 min |
Nearby
Mesoscale Discussions in Georgia, 2017Mesoscale Discussions in Alabama, 2017Mesoscale Discussions in Florida, 2017Every mesoscale discussion in 2017
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.