Alert archive / Michigan / Mesoscale Discussions in 2004

Mesoscale Discussion 1652

July 13, 200427 counties in Michigan

The Storm Prediction Center issued this mesoscale discussion at Jul 13, 2004, 7:08 PM EDT for 27 counties in Michigan. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: Jul 13, 2004, 7:08 PM EDT (23:08 UTC)
Expired: Jul 13, 2004, 9:15 PM EDT
In force: 2 hr
Issued by: the Storm Prediction Center

All 27 counties

Barry County, MI, Bay County, MI, Calhoun County, MI, Clare County, MI, Clinton County, MI, Eaton County, MI, Genesee County, MI, Gladwin County, MI, Gratiot County, MI, Ingham County, MI, Ionia County, MI, Isabella County, MI, Jackson County, MI, Kalamazoo County, MI, Kent County, MI, Livingston County, MI, Mecosta County, MI, Midland County, MI, Montcalm County, MI, Oakland County, MI, Ogemaw County, MI, Oscoda County, MI, Roscommon County, MI, Saginaw County, MI, Shiawassee County, MI, Washtenaw County, MI, Wayne County, MI

The radar

The Grand Rapids radar (KGRR), 75 km from the middle of the area, began a volume at 23:08 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 628Jul 13, 10:20 PM EDT

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
Jul 13, 11:08 AM EDT	Mesoscale Discussion	SPC	Alger, Alpena, Antrim, Benzie, Charlevoix, Cheboygan and 18 more	2 hr
Jul 13, 11:55 AM EDT	Severe Thunderstorm Watch	SPC	Antrim, Benzie, Charlevoix, Cheboygan, Chippewa, Delta and 8 more	6 hr
Jul 13, 3:10 PM EDT	Mesoscale Discussion	SPC	Antrim, Benzie, Charlevoix, Cheboygan, Chippewa, Delta and 8 more	2 hr
Jul 13, 4:05 PM EDT	Severe Thunderstorm Watch	SPC	Alcona, Alpena, Antrim, Arenac, Barry, Bay and 44 more	8 hr

Nearby

Mesoscale Discussions in Michigan, 2004 Every mesoscale discussion in 2004

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.