NWS Marine Forecast


   LHZ345-191030-  Straits of Mackinac within 5 nm of Mackinac Bridge including  Mackinac Island-  1028 PM EDT Fri Jul 18 2025    OVERNIGHT  South wind 5 to 10 knots. Chance of showers after  midnight. Waves 2 feet or less.  SATURDAY  Southeast wind 5 to 10 knots. Showers likely and a  chance of thunderstorms. Waves 2 feet or less.  SATURDAY NIGHT  North wind 5 to 10 knots. Partly cloudy. Waves  2 feet or less.  SUNDAY  Northwest wind 5 to 10 knots. Sunny. Waves 2 feet or  less.    Winds and waves higher in the vicinity of thunderstorms.    See the open lakes forecast for days 3 through 5.    $$