####018002129#### FZUS53 KLOT 171458 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 958 AM CDT Thu Jul 17 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. LMZ740>743-172130- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- Calumet Harbor IL to Gary IN- 958 AM CDT Thu Jul 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...North winds 15 to 20 kt. Mostly cloudy. Waves 3 to 6 ft occasionally to 8 ft. .TONIGHT...North winds 10 to 20 kt becoming northeast 10 to 15 kt. Partly cloudy in the evening then clearing. Waves 4 to 6 ft occasionally to 8 ft subsiding to 3 to 5 ft late. .FRIDAY...East winds around 10 kt. Mostly sunny. Waves 3 to 5 ft early in the morning subsiding to 1 to 3 ft by afternoon. .FRIDAY NIGHT...East winds around 10 kt becoming southeast overnight. Chance of showers and thunderstorms, mainly after midnight. Waves around 1 ft. $$ LMZ744-745-172130- Gary to Burns Harbor IN-Burns Harbor to Michigan City IN- 958 AM CDT Thu Jul 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...North winds 15 to 20 kt. Mostly cloudy. Waves 4 to 7 ft occasionally to 9 ft. .TONIGHT...North winds 10 to 20 kt becoming northeast 10 to 15 kt overnight. Mostly cloudy in the evening, then becoming partly cloudy. Waves 4 to 6 ft occasionally to 8 ft subsiding to 3 to 5 ft late. .FRIDAY...East winds 5 to 10 kt becoming northeast in the afternoon. Mostly sunny. Waves 3 to 5 ft early in the morning gradually subsiding to 1 to 2 ft in the afternoon. .FRIDAY NIGHT...East winds 5 to 10 kt becoming southeast overnight. Chance of showers and thunderstorms, mainly after midnight. Waves around 1 ft. $$ Petr