Alert archive / Illinois / Mesoscale Discussions in 2008

Mesoscale Discussion 1264

June 7, 200811 counties in Illinois; 7 counties in Iowa

The Storm Prediction Center issued this mesoscale discussion at Jun 7, 2008, 1:50 PM CDT for 11 counties in Illinois; 7 counties in Iowa. It was in force for 55 min.

The area

The outline as issued.

The facts

Issued: Jun 7, 2008, 1:50 PM CDT (18:50 UTC)
Expired: Jun 7, 2008, 2:45 PM CDT
In force: 55 min
Issued by: the Storm Prediction Center

Counties Cedar County, IA, Clinton County, IA, Des Moines County, IA, Jackson County, IA, Louisa County, IA, Muscatine County, IA, Scott County, IA, Carroll County, IL, Henderson County, IL, Henry County, IL, Jo Daviess County, IL, Mercer County, IL, Ogle County, IL, Rock Island County, IL, Stephenson County, IL, Warren County, IL, Whiteside County, IL, Winnebago County, IL

The radar

The Quad Cities radar (KDVN), 12 km from the middle of the area, began a volume at 18:49 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

Tornado Watch 479Jun 7, 2:05 PM CDT

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
Jun 7, 2:31 AM CDT	Mesoscale Discussion	SPC	Clark, Coles, Crawford, Cumberland, Douglas, Edgar and 4 more	119 min
Jun 7, 10:35 AM CDT	Mesoscale Discussion	SPC	Carroll, Jo Daviess, Rock Island, Stephenson, Whiteside	85 min
Jun 7, 2:01 PM CDT	Tornado Watch	SPC	Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 26 more	6 hr
Jun 7, 6:34 PM CDT	Mesoscale Discussion	SPC	Boone, Cook, DeKalb, DuPage, Jo Daviess, Kane and 5 more	56 min
Jun 7, 12:10 PM CDT	Mesoscale Discussion	SPC	Boone, Buena Vista, Calhoun, Carroll, Cherokee, Clay and 16 more	95 min
Jun 7, 12:17 PM CDT	Tornado Watch	SPC	Allamakee, Audubon, Benton, Black Hawk, Boone, Bremer and 37 more	8 hr
Jun 7, 3:29 PM CDT	Mesoscale Discussion	SPC	Adams, Audubon, Cass, Fremont, Harrison, Mills and 4 more	3 hr
Jun 7, 4:25 PM CDT	Tornado Watch	SPC	Buena Vista, Cherokee, Clay, Fremont, Harrison, Ida and 7 more	7 hr

Nearby

Mesoscale Discussions in Illinois, 2008 Mesoscale Discussions in Iowa, 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.