NWS Marine Forecast



 Hazardous marine condition(s):
 Hazardous Weather Outlook
   LMZ080-669-671-673-675-777-779-870-872-874-876-878-181530-  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-  250 AM CDT Wed Jun 18 2025    SHEBOYGAN WI TO PENTWATER MI SOUTH...    TODAY  South winds 5 to 10 kt backing to northeast 10 to 15 kt.  Patchy fog this morning. Chance of showers and slight chance of  thunderstorms this morning, then chance of showers and  thunderstorms this afternoon. Waves 1 to 2 ft building to 1 to  3 ft.  TONIGHT  Northwest winds 10 to 15 kt increasing to 10 to 20 kt.  Showers likely with a chance of thunderstorms in the evening,  then chance of showers and slight chance of thunderstorms  overnight. Waves 3 to 5 ft.  THURSDAY  Northwest winds 10 to 15 kt backing to south 5 to  10 kt. Chance of showers in the morning. Waves 2 to 4 ft  subsiding to 1 to 3 ft.  THURSDAY NIGHT  Southwest winds 5 to 10 kt increasing to 10 to  15 kt. Waves 1 to 3 ft.  FRIDAY  Southwest winds 10 to 20 kt becoming south. Waves 1 to  3 ft building to 2 to 4 ft.  FRIDAY NIGHT  South winds 10 to 20 kt increasing to 30 kt.  Waves 3 to 5 ft building to 4 to 7 ft occasionally to 9 ft.  SATURDAY  South winds to 30 kt. Waves 5 to 8 ft occasionally to  10 ft.  SUNDAY  South winds 15 to 25 kt. Waves 4 to 7 ft occasionally  to 9 ft.    $$