NWS Marine Forecast



 Hazardous marine condition(s):
 Hazardous Weather Outlook
   LMZ673-675-777-779-112115-  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-  851 AM CDT Tue Aug 11 2026    NORTH POINT LIGHT WI TO GRAND HAVEN MI SOUTH...    SEVERE THUNDERSTORM WATCH 563 IN EFFECT UNTIL 2 PM CDT THIS  AFTERNOON    REST OF TODAY  Southeast winds 5 to 10 kt becoming south 10 to  15 kt, then becoming southeast 5 to 10 kt late. Chance of showers  and thunderstorms through mid morning, then showers and  thunderstorms likely this afternoon. Waves 1 ft or less.  TONIGHT  Southeast winds 5 to 10 kt backing to north. Slight  chance of showers in the evening. Patchy fog overnight. Waves  1 ft or less.  WEDNESDAY  North winds 5 to 10 kt becoming east. Patchy fog in  the morning. Waves nearly calm.  WEDNESDAY NIGHT  Northeast winds 5 to 10 kt. Waves 1 ft or  less.  THURSDAY  Northeast winds 5 to 10 kt. Chance of showers in the  morning. Waves 1 to 2 ft.  THURSDAY NIGHT  North winds 10 to 15 kt becoming northeast  10 to 20 kt. Waves 1 to 3 ft building to 3 to 5 ft.  FRIDAY  Northeast winds 10 to 20 kt. Waves 3 to 5 ft.  SATURDAY  Southeast winds 15 to 25 kt. Showers likely with a  chance of thunderstorms. Waves 4 to 6 ft occasionally to 8 ft.    $$