Alert archive / Georgia / Mesoscale Discussions in 2007
Mesoscale Discussion 1124
The Storm Prediction Center issued this mesoscale discussion at Jun 12, 2007, 8:24 PM EDT for 26 counties in Georgia. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 12, 2007, 8:24 PM EDT (00:24 UTC)
- Expired
- Jun 12, 2007, 10:30 PM EDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 26 counties
Baldwin County, GA, Bibb County, GA, Butts County, GA, Clayton County, GA, Cobb County, GA, Crawford County, GA, DeKalb County, GA, Douglas County, GA, Fayette County, GA, Fulton County, GA, Greene County, GA, Hancock County, GA, Henry County, GA, Jasper County, GA, Jones County, GA, Lamar County, GA, Monroe County, GA, Morgan County, GA, Newton County, GA, Pike County, GA, Putnam County, GA, Rockdale County, GA, Spalding County, GA, Twiggs County, GA, Upson County, GA, Wilkinson County, GA
The radar
The Atlanta radar (KFFC), 63 km from the middle of the area, began a volume at 00:26 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 nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.4 hours before the alert went out and 57 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
- 1447 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 1268 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 83 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.0
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 |
|---|---|---|---|---|
| Jun 13, 11:01 AM EDT | Mesoscale Discussion | SPC | Brantley, Camden, Charlton, Clinch, Echols, Glynn and 1 more | 29 min |
| Jun 13, 11:29 AM EDT | Severe Thunderstorm Watch | SPC | Atkinson, Brantley, Camden, Charlton, Clinch, Echols and 3 more | 8 hr |
| Jun 13, 1:26 PM EDT | Mesoscale Discussion | SPC | Bryan, Bulloch, Burke, Chatham, Effingham, Evans and 5 more | 64 min |
| Jun 13, 2:29 PM EDT | Severe Thunderstorm Watch | SPC | Baldwin, Banks, Barrow, Bryan, Bulloch, Burke and 51 more | 8 hr |
| Jun 13, 3:41 PM EDT | Mesoscale Discussion | SPC | Atkinson, Brantley, Camden, Charlton, Clinch, Echols and 4 more | 64 min |
| Jun 13, 4:11 PM EDT | Mesoscale Discussion | SPC | Appling, Baldwin, Banks, Barrow, Bryan, Bulloch and 52 more | 94 min |
Nearby
Mesoscale Discussions in Georgia, 2007Every mesoscale discussion in 2007
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.