


Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
728 FZUS53 KLOT 061452 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 952 AM CDT Fri Jun 6 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>742-062130- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 952 AM CDT Fri Jun 6 2025 .REST OF TODAY...North winds around 10 kt. Partly sunny. Waves around 1 ft. .TONIGHT...North winds 5 to 10 kt. Mostly cloudy in the evening then clearing. Waves around 1 ft. .SATURDAY...North winds 5 to 10 kt becoming northeast. Slight chance of showers in the late afternoon. Waves 1 to 2 ft. .SATURDAY NIGHT...Northeast winds around 10 kt. Chance of showers and slight chance of thunderstorms. Waves 1 to 2 ft. $$ LMZ743>745-062130- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 952 AM CDT Fri Jun 6 2025 .REST OF TODAY...North winds 5 to 10 kt. Mostly cloudy. Waves around 1 ft. .TONIGHT...North winds 5 to 10 kt. Mostly cloudy in the evening then clearing. Waves around 1 ft. .SATURDAY...Northeast winds 5 to 10 kt. Slight chance of showers in the late afternoon. Waves 1 to 2 ft. .SATURDAY NIGHT...Northeast winds around 10 kt becoming east. Chance of showers and thunderstorms. Waves 1 to 2 ft. $$ RC