NWS Marine Forecast


   LMZ080-669-671-673-675-777-779-870-872-874-876-878-201515-  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-  259 AM CDT Wed May 20 2026    SHEBOYGAN WI TO PENTWATER MI SOUTH...    TODAY  North winds 10 to 20 kt increasing to 15 to 25 kt. Waves  3 to 5 ft building to 4 to 6 ft occasionally to 8 ft.  TONIGHT  North winds 15 to 25 kt becoming northeast 10 to  20 kt. Waves 4 to 6 ft occasionally to 8 ft.  THURSDAY  East winds 10 to 20 kt becoming north. Waves 3 to  5 ft subsiding to 2 to 4 ft.  THURSDAY NIGHT  Northeast winds 10 to 20 kt becoming east.  Waves 3 to 5 ft.  FRIDAY  East winds 10 to 20 kt becoming northeast 15 to 25 kt.  Chance of showers in the afternoon. Waves 3 to 5 ft.  FRIDAY NIGHT  East winds 15 to 25 kt. Showers likely. Waves  4 to 6 ft occasionally to 8 ft.  SATURDAY  East winds 10 to 20 kt becoming north 10 to 15 kt.  Waves 4 to 6 ft occasionally to 8 ft subsiding to 2 to 4 ft.  SUNDAY  South winds 5 to 10 kt. Waves 1 ft or less.    $$