Alert archive / Georgia / Mesoscale Discussions in 2023
Mesoscale Discussion 2000
The Storm Prediction Center issued this mesoscale discussion at Aug 15, 2023, 12:50 PM CDT for Chambers County, Randolph County, Alabama; 49 counties in Georgia; 21 counties in South Carolina. It was in force for 85 min.
The area
The outline as issued.
The facts
- Issued
- Aug 15, 2023, 12:50 PM CDT (17:50 UTC)
- Expired
- Aug 15, 2023, 2:15 PM CDT
- In force
- 85 min
- Issued by
- the Storm Prediction Center
- Concerning
- Severe potential...watch unlikely
- Chance of a watch
- 20%
All 72 counties
Chambers County, AL, Randolph County, AL, Baldwin County, GA, Barrow County, GA, Bibb County, GA, Butts County, GA, Carroll County, GA, Clarke County, GA, Clayton County, GA, Cobb County, GA, Columbia County, GA, Coweta 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, Newton County, GA, Oconee County, GA, Oglethorpe County, GA, Pike County, GA, Putnam County, GA, Richmond County, GA, Rockdale County, GA, Spalding County, GA, Taliaferro County, GA, Troup County, GA, Upson County, GA, Walton County, GA, Warren County, GA, Washington County, GA, Wilkes County, GA, Abbeville County, SC, Aiken County, SC, Anderson County, SC, Cherokee County, SC, Chester County, SC, Edgefield County, SC, Fairfield County, SC, Greenville County, SC, Greenwood County, SC, Kershaw County, SC, Lancaster County, SC, Laurens County, SC, Lexington County, SC, McCormick County, SC, Newberry County, SC, Pickens County, SC, Richland County, SC, Saluda County, SC, Spartanburg County, SC, Union County, SC, York County, SC
The radar
The Robins AFB radar (KJGX), 130 km from the middle of the area, began a volume at 17:49 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, 5.8 hours before the alert went out and 137 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
- 1677 J/kg
- Mixed-layer CIN
- -81 J/kg
- Mixed-layer LCL
- 831 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- 11 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 |
|---|---|---|---|---|
| Aug 14, 7:33 PM CDT | Severe Thunderstorm Watch | SPC | Colbert, DeKalb, Franklin, Jackson, Lauderdale, Lawrence and 4 more | 6 hr |
| Aug 15, 3:27 PM CDT | Mesoscale Discussion | SPC | Lee, Macon, Russell | 93 min |
| Aug 15, 4:51 PM CDT | Mesoscale Discussion | SPC | Dale, Geneva, Henry, Houston | 114 min |
| Aug 14, 11:01 PM CDT | Mesoscale Discussion | SPC | Catoosa, Dade | 119 min |
| Aug 15, 12:48 PM CDT | Severe Thunderstorm Watch | SPC | Cherokee, Chester, Lancaster, York | 7 hr |
| Aug 15, 2:56 PM CDT | Mesoscale Discussion | SPC | Chesterfield, York | 94 min |
Nearby
Mesoscale Discussions in Georgia, 2023Mesoscale Discussions in South Carolina, 2023Mesoscale Discussions in Alabama, 2023Every mesoscale discussion in 2023
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.