NWS Marine Forecast



 Hazardous marine condition(s):
 Hazardous Weather Outlook
   LMZ080-669-671-673-675-777-779-870-872-874-876-878-012130-  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-  849 AM CDT Sat Nov 1 2025    SHEBOYGAN WI TO PENTWATER MI SOUTH...    REST OF TODAY  Northwest winds 10 to 15 kt becoming north.  Slight chance of waterspouts. Chance of rain and slight chance of  thunderstorms through mid morning, then chance of rain this  afternoon. Waves 2 to 4 ft.  TONIGHT  North winds 10 to 15 kt becoming northeast 5 to 10 kt.  Chance of rain in the evening, then slight chance of rain  overnight. Waves 1 to 3 ft.  SUNDAY  Southeast winds 5 to 10 kt becoming south 10 to 15 kt  late in the morning, then becoming southwest 10 to 20 kt early in  the afternoon increasing to 30 kt late. Waves 1 to 2 ft building  to 4 to 7 ft occasionally to 9 ft.  SUNDAY NIGHT  Southwest gales to 35 kt. Chance of rain  overnight. Waves 10 to 14 ft occasionally to 18 ft.  MONDAY  West gales to 35 kt diminishing to 30 kt. Waves 10 to  14 ft occasionally to 18 ft subsiding to 8 to 11 ft occasionally  to 14 ft.  MONDAY NIGHT  West winds to 30 kt diminishing to 15 to 25 kt.  Waves 8 to 11 ft occasionally to 14 ft subsiding to 6 to 9 ft  occasionally to 12 ft.  TUESDAY  West winds 10 to 20 kt becoming south. Waves 4 to 6 ft  occasionally to 8 ft subsiding to 2 to 4 ft.  WEDNESDAY  West winds 15 to 25 kt becoming northwest. Waves  6 to 9 ft occasionally to 12 ft.    $$