NWS Marine Forecast



 Hazardous marine condition(s):
 Hazardous Weather Outlook
   LMZ261-362-364-366-563-565-567-868-180930-  Lake Michigan from Seul Choix Point to Rock Island Passage 5 NM  offshore to Mid Lake-  Lake Michigan South of a line from Seul Choix Point to the  Mackinac Bridge and north of a line from Charlevoix MI to South  Fox Island 5 NM offshore-  Lake Michigan from Charlevoix to Point Betsie MI 5 NM offshore to  Mid Lake-  Lake Michigan from Point Betsie to Manistee MI 5 NM offshore to  Mid Lake-  Lake Michigan from Rock Island Passage to Sturgeon Bay WI-  Lake Michigan from Sturgeon Bay to Two Rivers WI 5 NM offshore to  Mid Lake-  Lake Michigan from Two Rivers to Sheboygan WI 5 NM offshore to  Mid Lake-  Lake Michigan from Pentwater to Manistee MI 5 NM offshore to Mid  Lake-  920 PM CDT Fri Jul 17 2026    SHEBOYGAN WI TO PENTWATER MI NORTH...    DENSE SMOKE ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING    REST OF TONIGHT  South winds 15 to 25 kt becoming west to  30 kt. Areas of smoke late this evening, then patchy smoke  overnight. Chance of showers and thunderstorms. Waves 3 to 5 ft.  SATURDAY  Northwest winds 15 to 25 kt becoming north to 30 kt.  Areas of smoke. Waves 4 to 6 ft occasionally to 8 ft.  SATURDAY NIGHT  North winds to 30 kt becoming northeast 10 to  15 kt. Smoke. Waves 4 to 6 ft occasionally to 8 ft subsiding to  2 to 4 ft.  SUNDAY  Northeast winds 5 to 10 kt veering to southwest 10 to  20 kt in the afternoon. Areas of smoke. Waves 1 to 3 ft.  SUNDAY NIGHT  South winds 10 to 20 kt becoming southwest 15 to  25 kt. Areas of smoke in the evening. Waves 1 to 2 ft building to  2 to 4 ft.  MONDAY  Southwest gales to 35 kt increasing to gales to 40 kt.  Showers likely in the morning, then showers likely with a chance  of thunderstorms in the afternoon. Waves 4 to 7 ft occasionally  to 9 ft building to 7 to 10 ft occasionally to 13 ft.  MONDAY NIGHT  Southwest gales to 35 kt becoming west to 30 kt.  Chance of showers. Waves 7 to 10 ft occasionally to 13 ft  subsiding to 5 to 8 ft occasionally to 10 ft.  TUESDAY  Northwest winds to 30 kt increasing to gales to 40 kt.  Waves 4 to 7 ft occasionally to 9 ft building to 5 to 8 ft  occasionally to 10 ft.  WEDNESDAY  Northwest gales to 35 kt. Waves 8 to 11 ft  occasionally to 14 ft subsiding to 6 to 9 ft occasionally to  12 ft.    $$