NWS Marine Forecast


   LMZ743>745-160915-  Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-  Burns Harbor to Michigan City IN-  912 PM CDT Tue Jul 15 2025    REST OF TONIGHT  South winds 5 to 10 kt. Slight chance of  showers. Waves around 1 ft.  WEDNESDAY  South winds 5 to 10 kt increasing to 10 to 15 kt.  Slight chance of showers and thunderstorms. Waves around 1 ft.  WEDNESDAY NIGHT  Southwest winds 10 to 15 kt becoming west  overnight. Showers and thunderstorms likely in the evening,  then chance of showers and slight chance of thunderstorms  overnight. Waves 1 to 2 ft.  THURSDAY  Northwest winds 10 to 20 kt becoming north 15 to 25  kt. Slight chance of showers and thunderstorms. Waves 1 to 3 ft  building to 4 to 6 ft occasionally to 8 ft. A small craft  advisory will likely be needed.    $$