NWS Marine Forecast


   LMZ080-669-671-673-675-777-779-870-872-874-876-878-060315-  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-  347 PM CDT Sun Apr 5 2026    SHEBOYGAN WI TO PENTWATER MI SOUTH...    TONIGHT  Southwest winds 10 to 15 kt becoming west 10 to 20 kt  late this evening, then increasing to 15 to 25 kt after midnight  becoming northwest late. Chance of rain showers. Waves 3 to 5 ft  subsiding to 2 to 4 ft.  MONDAY  Northwest winds 10 to 20 kt increasing to 15 to 25 kt.  Waves 2 to 4 ft building to 4 to 7 ft occasionally to 9 ft.  MONDAY NIGHT  North winds to 30 kt diminishing to 10 to 20 kt.  Chance of snow showers in the evening. Waves 6 to 9 ft  occasionally to 12 ft.  TUESDAY  North winds 10 to 15 kt becoming northeast. Waves 4 to  7 ft occasionally to 9 ft subsiding to 3 to 5 ft.  TUESDAY NIGHT  Southeast winds 10 to 15 kt increasing to 15 to  25 kt overnight. Waves 1 to 3 ft building to 4 to 6 ft  occasionally to 8 ft.  WEDNESDAY  South winds to 30 kt increasing to gales to 35 kt.  Waves 8 to 11 ft occasionally to 14 ft building to 10 to 14 ft  occasionally to 18 ft.  WEDNESDAY NIGHT  South gales to 40 kt. Chance of rain showers.  Waves 10 to 14 ft occasionally to 18 ft.  THURSDAY  Southwest winds to 30 kt diminishing to 15 to 25 kt.  Chance of rain showers. Waves 8 to 12 ft occasionally to 16 ft  subsiding to 5 to 8 ft occasionally to 10 ft.  FRIDAY  North winds 10 to 20 kt diminishing to 10 to 15 kt.  Chance of rain showers. Waves 2 to 4 ft.    $$