NWS Marine Forecast



 Hazardous marine condition(s):
 Hazardous Weather Outlook
   LMZ080-669-671-673-675-777-779-870-872-874-876-878-301530-  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-  315 AM CDT Sun Aug 30 2026    SHEBOYGAN WI TO PENTWATER MI SOUTH...    TODAY  South winds 15 to 25 kt. Chance of showers and slight  chance of thunderstorms this morning, then slight chance of  showers and thunderstorms this afternoon. Waves 4 to 7 ft  occasionally to 9 ft.  TONIGHT  South winds 10 to 20 kt. Slight chance of showers and  thunderstorms. Waves 3 to 5 ft subsiding to 2 to 4 ft.  MONDAY  South winds 10 to 20 kt increasing to 15 to 25 kt.  Chance of showers in the morning. Waves 4 to 6 ft occasionally to  8 ft.  MONDAY NIGHT  Southwest winds 10 to 20 kt diminishing to 10 to  15 kt. Waves 3 to 5 ft subsiding to 2 to 4 ft.  TUESDAY  Southwest winds 10 to 15 kt becoming south. Waves 1 to  3 ft.  TUESDAY NIGHT  South winds 10 to 15 kt becoming southwest.  Waves 1 to 2 ft.  WEDNESDAY  Southwest winds 10 to 15 kt becoming south 10 to  20 kt. Waves 1 to 2 ft.  THURSDAY  North winds 10 to 15 kt. Chance of showers. Waves  1 to 3 ft.    $$