Alert archive / Georgia / Mesoscale Discussions in 2006
Mesoscale Discussion 57
The Storm Prediction Center issued this mesoscale discussion at Jan 13, 2006, 7:49 PM EST for 13 counties in Florida; 25 counties in Georgia; 8 counties in South Carolina. It was in force for 86 min.
The area
The outline as issued.
The facts
- Issued
- Jan 13, 2006, 7:49 PM EST (00:49 UTC)
- Expired
- Jan 13, 2006, 9:15 PM EST
- In force
- 86 min
- Issued by
- the Storm Prediction Center
All 46 counties
Alachua County, FL, Baker County, FL, Bradford County, FL, Clay County, FL, Columbia County, FL, Duval County, FL, Flagler County, FL, Gilchrist County, FL, Marion County, FL, Nassau County, FL, Putnam County, FL, Saint Johns County, FL, Union County, FL, Appling County, GA, Bacon County, GA, Brantley County, GA, Bryan County, GA, Bulloch County, GA, Camden County, GA, Candler County, GA, Charlton County, GA, Chatham County, GA, Effingham County, GA, Emanuel County, GA, Evans County, GA, Glynn County, GA, Jeff Davis County, GA, Jenkins County, GA, Liberty County, GA, Long County, GA, McIntosh County, GA, Montgomery County, GA, Pierce County, GA, Screven County, GA, Tattnall County, GA, Toombs County, GA, Ware County, GA, Wayne County, GA, Allendale County, SC, Beaufort County, SC, Berkeley County, SC, Charleston County, SC, Colleton County, SC, Dorchester County, SC, Hampton County, SC, Jasper County, SC
The radar
The Jacksonville radar (KJAX), 105 km from the middle of the area, began a volume at 00:52 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
Jacksonville, FL (KJAX), launched 00:00Z, 0.8 hours before the alert went out and 103 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
- 990 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 720 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 210 m²/s²
- 0-3 km storm-relative helicity
- 227 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 5.5
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 |
|---|---|---|---|---|
| Jan 13, 9:10 PM EST | Mesoscale Discussion | SPC | Citrus, Hernando, Marion, Pasco, Sumter | 2 hr |
| Jan 13, 11:01 PM EST | Mesoscale Discussion | SPC | Duval, Flagler, Putnam, Saint Johns | 59 min |
| Jan 13, 9:00 PM EST | Mesoscale Discussion | SPC | Bamberg, Berkeley, Calhoun, Chesterfield, Clarendon, Darlington and 14 more | 2 hr |
| Jan 13, 11:45 PM EST | Tornado Watch | SPC | Georgetown, Horry | 6 hr |
Nearby
Mesoscale Discussions in Georgia, 2006Mesoscale Discussions in Florida, 2006Mesoscale Discussions in South Carolina, 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.