Alert archive / Florida / Mesoscale Discussions in 2008

Mesoscale Discussion 271

February 18, 20088 counties in Florida; 7 counties in Georgia

The Storm Prediction Center issued this mesoscale discussion at Feb 18, 2008, 8:46 AM EST for 8 counties in Florida; 7 counties in Georgia. It was in force for 29 min.

The area

The outline as issued.

The facts

Issued: Feb 18, 2008, 8:46 AM EST (13:46 UTC)
Expired: Feb 18, 2008, 9:15 AM EST
In force: 29 min
Issued by: the Storm Prediction Center

Counties Alachua County, FL, Baker County, FL, Bradford County, FL, Columbia County, FL, Gilchrist County, FL, Levy County, FL, Nassau County, FL, Union County, FL, Brantley County, GA, Camden County, GA, Charlton County, GA, Glynn County, GA, Pierce County, GA, Ware County, GA, Wayne County, GA

The radar

The Jacksonville radar (KJAX), 70 km from the middle of the area, began a volume at 13:48 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 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
Feb 17, 8:34 PM EST	Mesoscale Discussion	SPC	Bay, Calhoun, Franklin, Gadsden, Gulf, Holmes and 9 more	56 min
Feb 17, 11:35 PM EST	Mesoscale Discussion	SPC	Bay, Calhoun, Franklin, Gadsden, Gulf, Hamilton and 9 more	85 min
Feb 18, 2:39 AM EST	Mesoscale Discussion	SPC	Columbia, Dixie, Franklin, Gadsden, Gilchrist, Hamilton and 8 more	36 min
Feb 18, 2:57 AM EST	Tornado Watch	SPC	Baker, Columbia, Dixie, Franklin, Gadsden, Gilchrist and 11 more	7 hr
Feb 18, 5:11 AM EST	Mesoscale Discussion	SPC	Baker, Columbia, Dixie, Franklin, Gadsden, Gilchrist and 12 more	64 min
Feb 18, 7:43 AM EST	Mesoscale Discussion	SPC	Baker, Bradford, Columbia, Dixie, Gilchrist, Hamilton and 7 more	62 min
Feb 18, 10:36 AM EST	Mesoscale Discussion	SPC	Flagler, Hernando, Lake, Marion, Orange, Pasco and 5 more	84 min

Nearby

Mesoscale Discussions in Florida, 2008 Mesoscale Discussions in Georgia, 2008 Every 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; radar from the NEXRAD Level II archive.