Alert archive / Michigan / Mesoscale Discussions in 2016

Mesoscale Discussion 1877

December 11, 20164 states

The Storm Prediction Center issued this mesoscale discussion at Dec 11, 2016, 5:42 PM CST for 4 states. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued: Dec 11, 2016, 5:42 PM CST (23:42 UTC)
Expired: Dec 11, 2016, 9:45 PM CST
In force: 4 hr
Issued by: the Storm Prediction Center

All 45 counties

Cook County, IL, DeKalb County, IL, DuPage County, IL, Kane County, IL, Kendall County, IL, Lake County, IL, LaSalle County, IL, Will County, IL, DeKalb County, IN, Elkhart County, IN, LaGrange County, IN, Lake County, IN, LaPorte 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, Genesee County, MI, Gratiot County, MI, Hillsdale County, MI, Ingham County, MI, Ionia County, MI, Jackson County, MI, Kalamazoo County, MI, Kent County, MI, Lenawee County, MI, Livingston County, MI, Monroe County, MI, Montcalm County, MI, Oakland County, MI, Ottawa County, MI, Saint Joseph County, MI, Shiawassee County, MI, Van Buren County, MI, Washtenaw County, MI, Wayne County, MI, Fulton County, OH, Williams County, OH

The radar

The Northern Indiana radar (KIWX), 110 km from the middle of the area, began a volume at 23:40 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.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 10, 6:59 PM CST	Mesoscale Discussion	SPC	Boone, Cook, DeKalb, DuPage, Grundy, Iroquois and 11 more	6 hr

Nearby

Mesoscale Discussions in Michigan, 2016 Mesoscale Discussions in Illinois, 2016 Mesoscale Discussions in Indiana, 2016 Every mesoscale discussion in 2016

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.