Alert archive / Georgia / Mesoscale Discussions in 2005

Mesoscale Discussion 2537

December 5, 200516 counties in Florida; 21 counties in Georgia

The Storm Prediction Center issued this mesoscale discussion at Dec 5, 2005, 3:39 PM EST for 16 counties in Florida; 21 counties in Georgia. It was in force for 96 min.

The area

The outline as issued.

The facts

Issued: Dec 5, 2005, 3:39 PM EST (20:39 UTC)
Expired: Dec 5, 2005, 5:15 PM EST
In force: 96 min
Issued by: the Storm Prediction Center

All 37 counties

Alachua County, FL, Baker County, FL, Bradford County, FL, Columbia County, FL, Dixie County, FL, Franklin County, FL, Gilchrist County, FL, Hamilton County, FL, Jefferson County, FL, Lafayette County, FL, Madison County, FL, Nassau County, FL, Suwannee County, FL, Taylor County, FL, Union County, FL, Wakulla County, FL, Appling County, GA, Atkinson County, GA, Bacon County, GA, Ben Hill County, GA, Berrien County, GA, Brantley County, GA, Brooks County, GA, Camden County, GA, Charlton County, GA, Clinch County, GA, Coffee County, GA, Cook County, GA, Echols County, GA, Jeff Davis County, GA, Lanier County, GA, Lowndes County, GA, Pierce County, GA, Telfair County, GA, Toombs County, GA, Ware County, GA, Wayne County, GA

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 8.7 hours before the alert went out and 123 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 953 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 197 m²/s²
0-3 km storm-relative helicity: 197 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 5, 3:39 AM EST	Mesoscale Discussion	SPC	Holmes, Jackson, Walton, Washington	66 min
Dec 5, 12:28 PM EST	Mesoscale Discussion	SPC	Bay, Calhoun, Franklin, Gadsden, Gulf, Jackson and 6 more	32 min
Dec 5, 12:50 PM EST	Tornado Watch	SPC	Baker, Columbia, Gilchrist, Hamilton, Suwannee, Union	6 hr
Dec 5, 4:57 PM EST	Mesoscale Discussion	SPC	Baker, Columbia, Dixie, Gilchrist, Lafayette, Suwannee and 1 more	63 min
Dec 5, 6:16 PM EST	Mesoscale Discussion	SPC	Citrus, Hernando, Levy, Pasco	119 min
Dec 4, 11:43 PM EST	Mesoscale Discussion	SPC	Baldwin, Bibb, Bleckley, Chattahoochee, Crawford, Dooly and 18 more	2 hr

Nearby

Mesoscale Discussions in Georgia, 2005 Mesoscale Discussions in Florida, 2005 Every mesoscale discussion in 2005

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.