Alert archive / Michigan / Mesoscale Discussions in 2020

Mesoscale Discussion 1013

June 26, 202011 counties in Indiana; 18 counties in Michigan; Fulton County, Williams County, Ohio

The Storm Prediction Center issued this mesoscale discussion at Jun 26, 2020, 7:39 PM EDT for 11 counties in Indiana; 18 counties in Michigan; Fulton County, Williams County, Ohio. It was in force for 66 min.

The area

The outline as issued.

The facts

Issued: Jun 26, 2020, 7:39 PM EDT (23:39 UTC)
Expired: Jun 26, 2020, 8:45 PM EDT
In force: 66 min
Issued by: the Storm Prediction Center
Concerning: Severe potential...watch needed soon
Chance of a watch: 95%

All 31 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, Starke County, IN, Steuben County, IN, Allegan County, MI, Barry County, MI, Berrien County, MI, Branch County, MI, Calhoun County, MI, Cass County, MI, Eaton 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, Ottawa County, MI, Saint Joseph County, MI, Van Buren County, MI, Fulton County, OH, Williams County, OH

The radar

The Northern Indiana radar (KIWX), 84 km from the middle of the area, began a volume at 23:38 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.

Severe Thunderstorm Watch 307Jun 26, 7:55 PM EDT

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
Jun 26, 2:38 PM EDT	Severe Thunderstorm Watch	SPC	Lake, Porter	8 hr
Jun 26, 7:57 PM EDT	Severe Thunderstorm Watch	SPC	Adams, Allen, Blackford, DeKalb, Elkhart, Fulton and 14 more	7 hr

Nearby

Mesoscale Discussions in Michigan, 2020 Mesoscale Discussions in Indiana, 2020 Mesoscale Discussions in Ohio, 2020 Every 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.