NWS Marine Forecast


   LMZ080-669-671-673-675-777-779-870-872-874-876-878-231515-  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-  306 AM CDT Thu Jul 23 2026    SHEBOYGAN WI TO PENTWATER MI SOUTH...    TODAY  West winds 10 to 15 kt backing to south 10 to 20 kt.  Waves 1 to 2 ft.  TONIGHT  South winds 10 to 20 kt becoming southwest 10 to  15 kt. Waves 1 to 3 ft.  FRIDAY  Southwest winds 10 to 15 kt becoming south 10 to 20 kt  early in the afternoon, then increasing to 15 to 25 kt late.  Waves 1 to 3 ft building to 2 to 4 ft.  FRIDAY NIGHT  South winds 15 to 25 kt becoming southwest 10 to  20 kt. Waves 3 to 5 ft.  SATURDAY  Southwest winds 15 to 25 kt becoming south to 30 kt.  Waves 3 to 5 ft.  SATURDAY NIGHT  Southwest winds 15 to 25 kt becoming west 10 to  20 kt. Waves 3 to 5 ft subsiding to 1 to 3 ft.  SUNDAY  Northwest winds 10 to 20 kt backing to south. Waves  1 to 3 ft.  MONDAY  Southwest winds 15 to 25 kt. Chance of showers. Waves  3 to 5 ft.    $$