Alert archive / Michigan / Mesoscale Discussions in 2015

Mesoscale Discussion 2102

December 28, 201510 counties in Indiana; 23 counties in Michigan; 5 counties in Ohio

The Storm Prediction Center issued this mesoscale discussion at Dec 28, 2015, 12:04 PM EST for 10 counties in Indiana; 23 counties in Michigan; 5 counties in Ohio. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued: Dec 28, 2015, 12:04 PM EST (17:04 UTC)
Expired: Dec 28, 2015, 6:00 PM EST
In force: 6 hr
Issued by: the Storm Prediction Center

All 38 counties

DeKalb County, IN, Elkhart County, IN, Kosciusko County, IN, LaGrange County, IN, LaPorte County, IN, Marshall County, IN, Noble County, IN, Porter County, IN, Saint Joseph County, IN, Steuben County, IN, Allegan County, MI, Barry County, MI, Berrien County, MI, Branch County, MI, Calhoun County, MI, Cass County, MI, Clinton County, MI, Eaton County, MI, Hillsdale County, MI, Ingham County, MI, Ionia County, MI, Jackson County, MI, Kalamazoo County, MI, Lenawee County, MI, Livingston County, MI, Macomb County, MI, Monroe County, MI, Oakland County, MI, Saint Joseph County, MI, Shiawassee County, MI, Van Buren County, MI, Washtenaw County, MI, Wayne County, MI, Defiance County, OH, Fulton County, OH, Henry County, OH, Lucas County, OH, Williams County, OH

The radar

The Grand Rapids radar (KGRR), 90 km from the middle of the area, began a volume at 17:04 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
Dec 28, 6:26 AM EST	Mesoscale Discussion	SPC	Elkhart, Kosciusko, LaGrange, Lake, LaPorte, Marshall and 5 more	4 hr

Nearby

Mesoscale Discussions in Michigan, 2015 Mesoscale Discussions in Indiana, 2015 Mesoscale Discussions in Ohio, 2015 Every mesoscale discussion in 2015

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.