Expires:202507201515;;759972 FZUS53 KLOT 200851 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 351 AM CDT Sun Jul 20 2025 For waters within five nautical miles of shore on Lake Michigan Waves are provided as a range of significant wave heights, which is the average of the highest 1/3 of the waves, along with the average height of the highest 10 percent of the waves which will occasionally be encountered. LMZ743>745-201515- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 351 AM CDT Sun Jul 20 2025 .EARLY THIS MORNING...Southwest winds 10 to 15 kt becoming north 15 to 20 kt around sunrise. Mostly cloudy. Waves 1 to 2 ft building to 2 to 4 ft. .TODAY...North winds 15 to 20 kt. Chance of showers and slight chance of thunderstorms through early afternoon. Waves 2 to 4 ft. .TONIGHT...Northeast winds 10 to 15 kt becoming east overnight. Mostly cloudy. Waves 2 to 4 ft. .MONDAY...East winds 10 to 15 kt. Partly cloudy in the morning, then becoming mostly sunny. Waves 2 to 4 ft subsiding to 1 to 3 ft. .MONDAY NIGHT...East winds 10 to 15 kt becoming southeast overnight. Mostly clear. Waves 1 to 2 ft. $$ Kluber