At 1110 PM EDT, Doppler radar was tracking a strong thunderstorm 30 miles west of Holland, or 30 miles southwest of Grand Haven, moving east at 55 mph. HAZARD. Winds in excess of 40 mph. SOURCE. Radar indicated. IMPACT. Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include. Holland. Grand Haven. Hudsonville. Zeeland. Coopersville. Ferrysburg. Spring Lake. Beechwood. Jenison. Holland SP. Allendale. Wright. Port Sheldon. Borculo. Lamont. Drenthe. Castle Park. Saugatuck Dunes SP. Olive Center. Eastmanville.

SMWGRR The National Weather Service in Grand Rapids has issued a * Special Marine Warning for. Nearshore and Open Waters from South Haven to Pentwater MI. * Until 1215 AM EDT. * At 1040 PM EDT, strong thunderstorms were located along a line extending from 15 nm east of Sheboygan to 10 nm east of Kenosha Wisconsin, moving east at 40 knots. HAZARD. Wind gusts 34 knots or greater. SOURCE. Radar. IMPACT. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include. Saugatuck Pier Heads, White Lake Pier Heads, Mona Lake Channel, The White Lake Pierheads, Port Sheldon Harbor, Little Sable Point Light, Grand Haven Light, Muskegon Light, and Holland Light.