NWS Marine Forecast



 Hazardous marine condition(s):
 Gale Watch
   LMZ669-671-673-675-870-872-874-876-132115-  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 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-  900 AM CDT Sun Sep 13 2026    SHEBOYGAN WI TO PENTWATER MI SOUTH TO WINTHROP HARBOR IL TO SOUTH  HAVEN MI...    GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY  AFTERNOON    REST OF TODAY  North winds 10 to 20 kt becoming northwest 15 to  25 kt. Scattered showers this afternoon. Waves 4 to 6 ft  occasionally to 8 ft.  TONIGHT  Northwest winds 10 to 20 kt becoming northeast 10 to  15 kt. Waves 4 to 6 ft occasionally to 8 ft subsiding to 3 to  5 ft.  MONDAY  East winds 10 to 15 kt becoming southeast late in the  morning, then increasing to 10 to 20 kt early in the afternoon  increasing to 15 to 25 kt late. Waves 1 to 3 ft building to 4 to  7 ft occasionally to 9 ft.  MONDAY NIGHT  Southeast gales to 40 kt becoming south. Showers  likely with a chance of thunderstorms overnight. Waves 8 to 12 ft  occasionally to 16 ft building to 12 to 16 ft occasionally to  21 ft.  TUESDAY  Southwest gales to 35 kt diminishing to 30 kt. Showers  likely in the morning, then chance of showers in the afternoon.  Waves 12 to 16 ft occasionally to 21 ft subsiding to 8 to 11 ft  occasionally to 14 ft.  TUESDAY NIGHT  Northwest winds 10 to 15 kt becoming north 10 to  20 kt. Chance of showers. Waves 4 to 6 ft occasionally to 8 ft  subsiding to 2 to 4 ft.  WEDNESDAY  Northeast winds 10 to 20 kt diminishing to 10 to  15 kt. Chance of showers. Waves 2 to 4 ft.  THURSDAY  East winds 10 to 20 kt becoming northeast. Chance of  showers. Waves 2 to 4 ft.    $$