Alert archive / Michigan / Mesoscale Discussions in 2020

Mesoscale Discussion 1786

November 10, 2020LaPorte County, Porter County, Indiana; 10 counties in Michigan

The Storm Prediction Center issued this mesoscale discussion at Nov 10, 2020, 6:04 PM CST for LaPorte County, Porter County, Indiana; 10 counties in Michigan. It was in force for 116 min.

The area

The outline as issued.

The facts

Issued
Nov 10, 2020, 6:04 PM CST (00:04 UTC)
Expired
Nov 10, 2020, 8:00 PM CST
In force
116 min
Issued by
the Storm Prediction Center
Concerning
Severe potential...watch possible
Chance of a watch
60%

Counties LaPorte County, IN, Porter County, IN, Allegan County, MI, Berrien County, MI, Cass County, MI, Kent County, MI, Mecosta County, MI, Muskegon County, MI, Newaygo County, MI, Oceana County, MI, Ottawa County, MI, Van Buren County, MI

The radar

The Grand Rapids radar (KGRR), 107 km from the middle of the area, began a volume at 00:05 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
Nov 10, 6:33 PM CSTSevere Thunderstorm WatchSPCElkhart, LaPorte, Marshall, Saint Joseph, Starke4 hr
Nov 10, 8:31 PM CSTMesoscale DiscussionSPCElkhart, LaPorte, Saint Joseph89 min

Nearby

Mesoscale Discussions in Michigan, 2020Mesoscale Discussions in Indiana, 2020Every mesoscale discussion in 2020

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.