FZUS53 KLOT 021450 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 950 AM CDT Wed Jul 2 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>742-022115- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 950 AM CDT Wed Jul 2 2025 .REST OF TODAY...West winds 5 to 10 kt becoming southeast 10 to 15 kt in the afternoon. Partly cloudy. Slight chance of showers and thunderstorms late in the afternoon. Waves 1 ft or less building to 1 to 2 ft in the afternoon. .TONIGHT...Southeast winds 10 to 15 kt becoming west around 5 kt overnight. Slight chance of showers and thunderstorms early in the evening. Waves 1 to 2 ft. .THURSDAY...Northwest winds 5 to 10 kt becoming east in the afternoon. Slight chance of showers and thunderstorms in the afternoon. Waves 1 ft or less. .THURSDAY NIGHT...East winds 5 to 10 kt becoming south overnight. Slight chance of showers and thunderstorms. Waves around 1 ft. $$ LMZ743>745-022115- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 950 AM CDT Wed Jul 2 2025 .REST OF TODAY...West winds 5 to 10 kt becoming northeast 10 to 15 kt in the afternoon. Partly cloudy. Waves 1 ft or less building to 1 to 2 ft in the afternoon. .TONIGHT...Southeast winds 5 to 10 kt becoming southwest overnight. Partly cloudy in the evening then clearing. Waves 1 ft or less. .THURSDAY...West winds 5 to 10 kt becoming northeast in the afternoon. Slight chance of showers and thunderstorms in the afternoon. Waves around 1 ft. .THURSDAY NIGHT...Northeast winds 5 to 10 kt becoming south overnight. Mostly clear in the evening, then becoming partly cloudy. Waves around 1 ft. $$ Petr