At 200 PM EDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from near Pinconning to 7 miles north of St. Charles to near Laingsburg. Movement was east at 25 mph. HAZARD. Winds in excess of 40 mph and pea size hail. SOURCE. Radar indicated. IMPACT. Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include. Saginaw, Midland, Bay City, Owosso, Durand, Chesaning, Perry, Auburn, St. Charles, Pinconning, Laingsburg, Sanford, New Lothrop, Freeland, Kawkawlin, Corunna, Essexville, Zilwaukee, Montrose, and Morrice. This includes the following highways. I-75 between mile markers 138 and 185. I-675 between mile markers 1 and 7. I-69 between mile markers 98 and 123. US-10 between mile markers 115 and 139.

At 1233 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near Coleman to 9 miles northeast of Portland to near Westwood. Movement was northeast at 20 mph. HAZARD. Winds in excess of 40 mph and pea size hail. SOURCE. Radar indicated. IMPACT. Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include. Lansing. Kalamazoo. Portage. Jackson. Mount Pleasant. Alma. Charlotte. Albion. Mason. St. Johns. Marshall. Battle Creek. Eaton Rapids. Portland. Ithaca. East Lansing. Grand Ledge. St. Louis. Williamston. Vicksburg.