NWS Marine Forecast


   LMZ080-669-671-673-675-777-779-870-872-874-876-878-191545-  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 Sun Apr 19 2026    SHEBOYGAN WI TO PENTWATER MI SOUTH...    TODAY  Southwest winds 10 to 20 kt becoming northwest. A few  gusts to 30 kt over far southern portions of the lake towards  midday. Chance of sprinkles this morning, then chance of rain  showers this afternoon. Waves 3 to 5 ft.  TONIGHT  North winds 10 to 20 kt becoming northeast 5 to 10 kt.  Waves 2 to 4 ft.  MONDAY  Northeast winds 5 to 10 kt veering to south late in the  morning, then increasing to 10 to 20 kt early in the afternoon  becoming southeast late. Waves 1 to 3 ft building to 2 to 4 ft.  MONDAY NIGHT  Southeast winds 15 to 25 kt becoming south to  30 kt. Waves 4 to 6 ft occasionally to 8 ft building to 5 to 8 ft  occasionally to 10 ft.  TUESDAY  South winds to 30 kt diminishing to 15 to 25 kt. Waves  5 to 8 ft occasionally to 10 ft subsiding to 4 to 7 ft  occasionally to 9 ft.  TUESDAY NIGHT  West winds 10 to 15 kt veering to north. Waves  2 to 4 ft.  WEDNESDAY  Northeast winds 10 to 15 kt becoming north 5 to  10 kt. Waves 1 to 3 ft.  THURSDAY  South winds 15 to 25 kt. Waves 4 to 6 ft occasionally  to 8 ft building to 4 to 7 ft occasionally to 9 ft.    $$