NWS Marine Forecast


   LMZ080-669-671-673-675-777-779-870-872-874-876-878-050930-  Lake Michigan from Michigan City IN to St. Joseph MI 5 NM  offshore to Mid Lake-  Lake Michigan from Sheboygan to Port Washington WI 5 NM offshore  to Mid Lake-  Lake Michigan from Port Washington to North Point Light WI 5 NM  offshore to Mid Lake-  Lake Michigan from North Point Light to Wind Point WI 5 NM  offshore to Mid Lake-  Lake Michigan from Wind Point WI to Winthrop Harbor IL 5 NM  offshore to Mid Lake-  Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5 NM  offshore to Mid Lake-  Lake Michigan from Wilmette Harbor IL to Michigan City IN 5 NM  offshore to Mid Lake-  Lake Michigan from Whitehall to Pentwater MI 5 NM offshore to Mid  Lake-  Lake Michigan from Grand Haven to Whitehall MI 5 NM offshore to  Mid Lake-  Lake Michigan from Holland to Grand Haven MI 5 NM offshore to Mid  Lake-  Lake Michigan from South Haven to Holland MI 5 NM offshore to Mid  Lake-  Lake Michigan from St. Joseph to South Haven MI 5 NM offshore to  Mid Lake-  902 PM CDT Sun Oct 4 2026    SHEBOYGAN WI TO PENTWATER MI SOUTH...    REST OF TONIGHT  Northwest winds 10 to 20 kt becoming north.  Waves 4 to 6 ft occasionally to 8 ft.  MONDAY  North winds 10 to 20 kt diminishing to 10 to 15 kt.  Waves 4 to 6 ft occasionally to 8 ft subsiding to 3 to 5 ft.  MONDAY NIGHT  North winds 5 to 10 kt veering to southeast late  in the evening, then becoming south 10 to 15 kt after midnight  increasing to 10 to 20 kt late. Waves 1 to 3 ft building to 2 to  4 ft.  TUESDAY  South winds to 30 kt increasing to gales to 35 kt.  Waves 6 to 9 ft occasionally to 12 ft building to 8 to 12 ft  occasionally to 16 ft.  TUESDAY NIGHT  Southwest gales to 35 kt becoming west 15 to  25 kt overnight. Waves 8 to 12 ft occasionally to 16 ft subsiding  to 5 to 8 ft occasionally to 10 ft.  WEDNESDAY  West winds 10 to 20 kt. Waves 4 to 6 ft occasionally  to 8 ft subsiding to 2 to 4 ft.  WEDNESDAY NIGHT  West winds 10 to 20 kt becoming northwest.  Waves 2 to 4 ft building to 3 to 5 ft.  THURSDAY  Northwest winds 10 to 20 kt becoming west. Waves 3 to  5 ft.  FRIDAY  Southwest winds 10 to 20 kt. Waves 2 to 4 ft.    $$