NWS Marine Forecast


   LMZ740>742-130915-  Winthrop Harbor to Wilmette Harbor IL-  Wilmette Harbor to Northerly Island IL-  Northerly Island to Calumet Harbor IL-  911 PM CDT Thu Jun 12 2025    REST OF TONIGHT  North winds 15 to 25 kt becoming northeast 10  to 15 kt late. Mostly cloudy. Waves 3 to 5 ft subsiding to 2 to 4  ft late.  FRIDAY  East winds 5 to 10 kt. Slight chance of showers. Waves  1 to 3 ft.  FRIDAY NIGHT  Northeast winds 5 to 10 kt. Slight chance of  showers. Waves 1 to 2 ft.  SATURDAY  Northeast winds 5 to 10 kt. Mostly cloudy. Waves 1 to  2 ft.    $$