Alert archive / Georgia / Mesoscale Discussions in 2008
Mesoscale Discussion 295
The Storm Prediction Center issued this mesoscale discussion at Feb 22, 2008, 2:02 PM CST for 11 counties in Florida; 28 counties in Georgia. It was in force for 58 min.
The area
The outline as issued.
The facts
- Issued
- Feb 22, 2008, 2:02 PM CST (20:02 UTC)
- Expired
- Feb 22, 2008, 3:00 PM CST
- In force
- 58 min
- Issued by
- the Storm Prediction Center
All 39 counties
Bay County, FL, Calhoun County, FL, Gadsden County, FL, Gulf County, FL, Jackson County, FL, Jefferson County, FL, Leon County, FL, Liberty County, FL, Madison County, FL, Wakulla County, FL, Washington County, FL, Appling County, GA, Atkinson County, GA, Bacon County, GA, Berrien County, GA, Brantley County, GA, Brooks County, GA, Clinch County, GA, Coffee County, GA, Colquitt County, GA, Cook County, GA, Decatur County, GA, Echols County, GA, Glynn County, GA, Grady County, GA, Irwin County, GA, Jeff Davis County, GA, Lanier County, GA, Liberty County, GA, Long County, GA, Lowndes County, GA, McIntosh County, GA, Mitchell County, GA, Pierce County, GA, Seminole County, GA, Thomas County, GA, Tift County, GA, Ware County, GA, Wayne County, GA
The radar
The Tallahassee radar (KTLH), 68 km from the middle of the area, began a volume at 20:03 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
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 8.0 hours before the alert went out and 66 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
- 699 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 458 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 186 m²/s²
- 0-3 km storm-relative helicity
- 237 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
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 22, 11:02 AM CST | Mesoscale Discussion | SPC | Baker, Calhoun, Columbia, Gadsden, Gulf, Hamilton and 9 more | 58 min |
| Feb 22, 11:26 AM CST | Severe Thunderstorm Watch | SPC | Bay, Calhoun, Franklin, Gadsden, Gulf, Jackson and 6 more | 6 hr |
Nearby
Mesoscale Discussions in Georgia, 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; radar from the NEXRAD Level II archive.