NWS Marine Forecast


   LMZ080-669-671-673-675-777-779-870-872-874-876-878-190315-  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-  243 PM CDT Sat Apr 18 2026    SHEBOYGAN WI TO PENTWATER MI SOUTH...    TONIGHT  West winds 15 to 25 kt diminishing to 10 to 20 kt.  Waves 4 to 6 ft occasionally to 8 ft.  SUNDAY  West winds 10 to 20 kt becoming northwest. Chance of  rain showers and slight chance of snow showers in the morning,  then chance of rain showers in the afternoon. Waves 3 to 5 ft.  SUNDAY NIGHT  North winds 10 to 20 kt diminishing to 10 to  15 kt late in the evening, then becoming northeast after midnight  diminishing to 5 to 10 kt late. Waves 2 to 4 ft.  MONDAY  East winds 5 to 10 kt becoming southeast 10 to 20 kt in  the afternoon. 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 7 ft occasionally to 9 ft.  TUESDAY  South winds 15 to 25 kt diminishing to 10 to 20 kt.  Waves 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.    $$