


Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
364 FZUS53 KLOT 070827 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 327 AM CDT Sat Jun 7 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>742-071515- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 327 AM CDT Sat Jun 7 2025 .TODAY...Northeast winds 5 to 10 kt. Partly cloudy in the morning, then becoming mostly cloudy. Waves 1 to 2 ft. .TONIGHT...Northeast winds 5 to 10 kt. Chance of showers. Waves 1 to 2 ft. .SUNDAY...Northeast winds 5 to 10 kt becoming south 10 to 15 kt in the afternoon. Chance of showers and thunderstorms in the afternoon. Waves 1 to 2 ft. .SUNDAY NIGHT...West winds 10 to 15 kt. Chance of showers and thunderstorms in the evening. Waves 1 to 2 ft. $$ LMZ743>745-071515- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 327 AM CDT Sat Jun 7 2025 .TODAY...Northeast winds 5 to 10 kt. Partly cloudy in the morning, then becoming mostly cloudy. Waves 1 to 2 ft. .TONIGHT...Northeast winds 5 to 10 kt becoming east. Chance of showers and slight chance of thunderstorms. Waves 1 to 2 ft. .SUNDAY...North winds 5 to 10 kt becoming southeast 10 to 15 kt in the afternoon. Chance of showers and slight chance of thunderstorms in the afternoon. Waves around 1 ft. .SUNDAY NIGHT...West winds 10 to 15 kt. Chance of showers and thunderstorms in the evening. Waves around 1 ft. $$ Yack