Alert archive / Georgia / Mesoscale Discussions in 2006
Mesoscale Discussion 342
The Storm Prediction Center issued this mesoscale discussion at Mar 20, 2006, 11:51 PM CST for 7 counties in Alabama; 21 counties in Georgia. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 20, 2006, 11:51 PM CST (05:51 UTC)
- Expired
- Mar 21, 2006, 2:15 AM CST
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 28 counties
Chambers County, AL, Elmore County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Montgomery County, AL, Tallapoosa County, AL, Baldwin County, GA, Butts County, GA, Greene County, GA, Hancock County, GA, Harris County, GA, Henry County, GA, Jasper County, GA, Jones County, GA, Lamar County, GA, Meriwether County, GA, Monroe County, GA, Morgan County, GA, Muscogee County, GA, Pike County, GA, Putnam County, GA, Spalding County, GA, Talbot County, GA, Taliaferro County, GA, Troup County, GA, Upson County, GA, Warren County, GA
The radar
The Atlanta radar (KFFC), 42 km from the middle of the area, began a volume at 05:54 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, 5.9 hours before the alert went out and 45 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
- 770 m above ground
- 0-6 km bulk shear
- 82 kt
- 0-1 km storm-relative helicity
- 520 m²/s²
- 0-3 km storm-relative helicity
- 739 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 |
|---|---|---|---|---|
| Mar 20, 6:03 PM CST | Tornado Watch | SPC | Baldwin, Barbour, Bullock, Chambers, Coffee, Covington and 11 more | 4 hr |
| Mar 20, 8:12 PM CST | Mesoscale Discussion | SPC | Baldwin, Barbour, Bullock, Butler, Coffee, Conecuh and 13 more | 2 hr |
| Mar 20, 10:09 PM CST | Mesoscale Discussion | SPC | Autauga, Barbour, Bibb, Bullock, Butler, Chambers and 29 more | 2 hr |
| Mar 21, 4:49 AM CST | Mesoscale Discussion | SPC | Barbour, Coffee, Dale, Geneva, Henry, Houston | 86 min |
| Mar 21, 8:53 AM CST | Mesoscale Discussion | SPC | Charlton | 97 min |
Nearby
Mesoscale Discussions in Georgia, 2006Mesoscale Discussions in Alabama, 2006Every mesoscale discussion in 2006
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.