Alert archive / Indiana / Mesoscale Discussions in 2013

Mesoscale Discussion 52

January 27, 2013Cook County, DuPage County, Will County, Illinois; 14 counties in Indiana; 6 counties in Michigan

The Storm Prediction Center issued this mesoscale discussion at Jan 27, 2013, 3:31 PM CST for Cook County, DuPage County, Will County, Illinois; 14 counties in Indiana; 6 counties in Michigan. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued: Jan 27, 2013, 3:31 PM CST (21:31 UTC)
Expired: Jan 27, 2013, 7:30 PM CST
In force: 4 hr
Issued by: the Storm Prediction Center

All 23 counties

Cook County, IL, DuPage County, IL, Will County, IL, Elkhart County, IN, Fulton County, IN, Jasper County, IN, Kosciusko County, IN, LaGrange County, IN, Lake County, IN, LaPorte County, IN, Marshall County, IN, Newton County, IN, Noble County, IN, Porter County, IN, Pulaski County, IN, Saint Joseph County, IN, Starke County, IN, Allegan County, MI, Berrien County, MI, Cass County, MI, Kalamazoo County, MI, Saint Joseph County, MI, Van Buren County, MI

The radar

The Chicago radar (KLOT), 102 km from the middle of the area, began a volume at 21:31 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
Jan 27, 2:36 AM CST	Mesoscale Discussion	SPC	Adams, Calhoun, Pike	4 hr
Jan 27, 6:40 AM CST	Mesoscale Discussion	SPC	Adams, Brown, Fulton, Hancock, Henderson, Henry and 6 more	5 hr
Jan 27, 11:48 AM CST	Mesoscale Discussion	SPC	Boone, Bureau, Carroll, DeKalb, DuPage, Grundy and 18 more	4 hr
Jan 27, 5:28 PM CST	Mesoscale Discussion	SPC	Barry, Branch, Calhoun, Clinton, Eaton, Genesee and 18 more	4 hr

Nearby

Mesoscale Discussions in Indiana, 2013 Mesoscale Discussions in Michigan, 2013 Mesoscale Discussions in Illinois, 2013 Every mesoscale discussion in 2013

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.