NWS Marine Forecast


   LMZ080-669-671-673-675-777-779-870-872-874-876-878-271530-  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-  252 AM CDT Mon Apr 27 2026    SHEBOYGAN WI TO PENTWATER MI SOUTH...    TODAY  Southeast winds 15 to 25 kt increasing to 30 kt. Chance  of rain showers and slight chance of thunderstorms this  afternoon. Waves 4 to 6 ft occasionally to 8 ft building to 7 to  10 ft occasionally to 13 ft.  TONIGHT  South winds to 30 kt becoming southwest 15 to 25 kt.  Rain showers with thunderstorms likely in the evening, then  chance of rain showers and slight chance of thunderstorms  overnight. Waves 8 to 11 ft occasionally to 14 ft subsiding to  6 to 9 ft occasionally to 12 ft.  TUESDAY  West winds 15 to 25 kt diminishing to 10 to 15 kt.  Waves 6 to 9 ft occasionally to 12 ft subsiding to 3 to 5 ft.  TUESDAY NIGHT  North winds 10 to 15 kt. Waves 1 to 3 ft  subsiding to 1 to 2 ft.  WEDNESDAY  North winds 10 to 20 kt. Waves 1 to 3 ft building to  2 to 4 ft.  WEDNESDAY NIGHT  North winds 10 to 20 kt diminishing to 5 to  10 kt. Waves 2 to 4 ft subsiding to 1 to 3 ft.  THURSDAY  North winds 5 to 10 kt becoming northeast 10 to  20 kt. Waves 1 to 2 ft.  FRIDAY  North winds 10 to 20 kt increasing to 15 to 25 kt.  Waves 1 to 3 ft building to 3 to 5 ft.    $$