NWS Marine Forecast



 Hazardous marine condition(s):
 Hazardous Weather Outlook
   LMZ080-669-671-673-675-777-779-870-872-874-876-878-081530-  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-  302 AM CDT Tue Sep 8 2026    SHEBOYGAN WI TO PENTWATER MI SOUTH...    TODAY  South winds 10 to 20 kt increasing to 15 to 25 kt. Waves  3 to 5 ft.  TONIGHT  South winds 10 to 20 kt becoming southwest 15 to  25 kt. Slight chance of showers and thunderstorms in the evening,  then chance of showers and slight chance of thunderstorms  overnight. Waves 4 to 6 ft occasionally to 8 ft.  WEDNESDAY  Southwest winds 15 to 25 kt becoming west 10 to  20 kt. Showers likely in the morning. Waves 4 to 6 ft  occasionally to 8 ft subsiding to 3 to 5 ft.  WEDNESDAY NIGHT  West winds 10 to 20 kt becoming northwest.  Waves 2 to 4 ft.  THURSDAY  Northwest winds 10 to 20 kt becoming north. Waves  2 to 4 ft.  THURSDAY NIGHT  North winds 5 to 10 kt veering to southeast  10 to 15 kt. Waves 1 to 3 ft subsiding to 1 to 2 ft.  FRIDAY  South winds 10 to 20 kt increasing to 30 kt. Waves 2 to  4 ft building to 4 to 6 ft occasionally to 8 ft.  SATURDAY  Southwest winds to 30 kt becoming west. Waves 5 to  8 ft occasionally to 10 ft subsiding to 4 to 7 ft occasionally to  9 ft.    $$