NWS Marine Forecast



 Hazardous marine condition(s):
 Hazardous Weather Outlook
   LMZ080-669-671-673-675-777-779-870-872-874-876-878-051530-  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-  312 AM CDT Sun Oct 5 2025    SHEBOYGAN WI TO PENTWATER MI SOUTH...    TODAY  South winds 10 to 20 kt increasing to 30 kt. Waves 3 to  5 ft building to 5 to 8 ft occasionally to 10 ft.  TONIGHT  South winds to 30 kt becoming southwest. Waves 5 to  8 ft occasionally to 10 ft subsiding to 4 to 7 ft occasionally to  9 ft.  MONDAY  Southwest winds 15 to 25 kt diminishing to 10 to 20 kt  late in the morning, then becoming southwest 10 to 20 kt early in  the afternoon becoming northwest 10 to 15 kt late. Chance of  showers. Waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to  5 ft.  MONDAY NIGHT  North winds 10 to 15 kt increasing to 10 to  20 kt. Showers. Waves 2 to 4 ft.  TUESDAY  North winds 10 to 20 kt. Chance of showers. Waves 4 to  6 ft occasionally to 8 ft.  TUESDAY NIGHT  North winds 10 to 20 kt becoming northeast.  Waves 3 to 5 ft.  WEDNESDAY  Northeast winds 10 to 20 kt diminishing to 10 to  15 kt. Waves 3 to 5 ft.  THURSDAY  Southeast winds 10 to 20 kt. Waves 4 to 6 ft  occasionally to 8 ft.    $$