NWS Marine Forecast


   LMZ261-362-364-366-563-565-567-868-190315-  Lake Michigan from Seul Choix Point to Rock Island Passage 5 NM  offshore to Mid Lake-  Lake Michigan South of a line from Seul Choix Point to the  Mackinac Bridge and north of a line from Charlevoix MI to South  Fox Island 5 NM offshore-  Lake Michigan from Charlevoix to Point Betsie MI 5 NM offshore to  Mid Lake-  Lake Michigan from Point Betsie to Manistee MI 5 NM offshore to  Mid Lake-  Lake Michigan from Rock Island Passage to Sturgeon Bay WI-  Lake Michigan from Sturgeon Bay to Two Rivers WI 5 NM offshore to  Mid Lake-  Lake Michigan from Two Rivers to Sheboygan WI 5 NM offshore to  Mid Lake-  Lake Michigan from Pentwater to Manistee MI 5 NM offshore to Mid  Lake-  250 PM CDT Fri Jul 18 2025    SHEBOYGAN WI TO PENTWATER MI NORTH...    TONIGHT  Southwest winds 5 to 10 kt becoming south. Slight  chance of showers overnight. Waves 1 ft or less.  SATURDAY  South winds 10 to 15 kt increasing to 10 to 20 kt,  then veering to northwest 10 to 15 kt late. Chance of showers and  thunderstorms in the morning, then chance of showers and slight  chance of thunderstorms in the afternoon. Waves 1 to 2 ft.  SATURDAY NIGHT  North winds 10 to 15 kt. Waves 1 to 3 ft.  SUNDAY  North winds 10 to 15 kt increasing to 10 to 20 kt.  Waves 1 to 3 ft.  SUNDAY NIGHT  Northeast winds 10 to 20 kt diminishing to 10 to  15 kt. Waves 1 to 2 ft.  MONDAY  East winds 10 to 15 kt. Waves 1 to 3 ft.  MONDAY NIGHT  East winds 10 to 15 kt becoming southeast 10 to  20 kt. Waves 1 to 3 ft.  TUESDAY  South winds 10 to 20 kt. Waves 2 to 4 ft.  WEDNESDAY  Southwest winds 10 to 20 kt. Chance of showers and  thunderstorms. Waves 1 to 3 ft.    $$