


Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
552 FZUS53 KLOT 140812 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 312 AM CDT Sat Jun 14 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>742-141530- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 312 AM CDT Sat Jun 14 2025 .TODAY...Northeast winds 10 to 15 kt becoming north in the late afternoon. Mostly cloudy in the morning becoming partly clouding in the afternoon. Waves 2 to 4 ft subsiding to 1 to 3 ft. .TONIGHT...North winds 10 to 15 kt diminishing to 5 to 10 kt. Mostly clear. Waves 1 to 3 ft. .SUNDAY...Northeast winds 5 to 10 kt. Partly cloudy in the morning, then becoming mostly sunny. Waves 1 to 2 ft. .SUNDAY NIGHT...Northeast winds 5 to 10 kt becoming southeast overnight. Partly cloudy. Waves around 1 ft. $$ LMZ743>745-141530- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 312 AM CDT Sat Jun 14 2025 .TODAY...Northeast winds 10 to 15 kt becoming north in the late afternoon. Mostly cloudy in the morning, then becoming partly cloudy in the afternoon. Waves 1 to 3 ft. .TONIGHT...North winds 10 to 15 kt becoming northeast 5 to 10 kt. Partly cloudy. Waves 1 to 3 ft. .SUNDAY...Northeast winds 5 to 10 kt. Mostly sunny. Waves 1 to 2 ft. .SUNDAY NIGHT...Northeast winds 5 to 10 kt becoming southeast overnight. Partly cloudy. Waves around 1 ft. $$ DK