7/16/2025 9:43:00 PM until 7/17/2025 5:45:00 AM

Remain out of the water to avoid hazardous swimming conditions and do not venture out on piers. Please check with your local authorities on potential beach closures.

* WHAT...High wave action, strong currents, and dangerous swimming conditions expected. Piers may be heavily swamped by waves. * WHERE...Mason, Oceana, Muskegon, Ottawa, Allegan and Van Buren counties. * WHEN...From 2 AM EDT Thursday through late Thursday night. * IMPACTS...Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. * ADDITIONAL DETAILS...Northerly winds will increase to 15 to 30 knots tonight which will build wave heights to 4 to 7 feet by Thursday morning. Waves of 4 to 7 feet will continue through Thursday and into Thursday night. North sides of north piers will be dangerous places to swim on Lake Michigan on Thursday. Stearns Park in Ludington, Mears State Park in Pentwater, Holland State Park and North Beach in South Haven.