Alert archive / Michigan / Mesoscale Discussions in 2024

Mesoscale Discussion 2015

August 27, 202428 counties in Michigan

The Storm Prediction Center issued this mesoscale discussion at Aug 27, 2024, 3:46 PM EDT for 28 counties in Michigan. It was in force for 119 min.

The area

The outline as issued.

The facts

Issued
Aug 27, 2024, 3:46 PM EDT (19:46 UTC)
Expired
Aug 27, 2024, 5:45 PM EDT
In force
119 min
Issued by
the Storm Prediction Center
Concerning
Severe thunderstorm watch 656
All 28 counties

Arenac County, MI, Barry County, MI, Bay County, MI, Calhoun County, MI, Clinton County, MI, Eaton County, MI, Genesee County, MI, Gladwin County, MI, Gratiot County, MI, Hillsdale County, MI, Huron County, MI, Ingham County, MI, Ionia County, MI, Isabella County, MI, Jackson County, MI, Lapeer County, MI, Livingston County, MI, Macomb County, MI, Midland County, MI, Montcalm County, MI, Oakland County, MI, Saginaw County, MI, Saint Clair County, MI, Sanilac County, MI, Shiawassee County, MI, Tuscola County, MI, Washtenaw County, MI, Wayne County, MI

The radar

The Detroit radar (KDTX), 59 km from the middle of the area, began a volume at 19:46 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.

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 27, 12:11 AM EDTMesoscale DiscussionSPCDickinson, Iron, Menominee64 min
Aug 27, 12:25 PM EDTMesoscale DiscussionSPCAllegan, Antrim, Benzie, Berrien, Clare, Grand Traverse and 15 more3 hr
Aug 27, 1:48 PM EDTSevere Thunderstorm WatchSPCAllegan, Arenac, Barry, Benzie, Calhoun, Clare and 29 more5 hr
Aug 27, 3:52 PM EDTSevere Thunderstorm WatchSPCBay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more3 hr
Aug 27, 4:56 PM EDTMesoscale DiscussionSPCBranch, Hillsdale, Lenawee, Monroe, Saint Joseph2 hr
Aug 27, 5:47 PM EDTMesoscale DiscussionSPCBerrien88 min
Aug 27, 7:24 PM EDTMesoscale DiscussionSPCBerrien96 min

Nearby

Mesoscale Discussions in Michigan, 2024Every mesoscale discussion in 2024

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.