FZUS53 KLOT 030338 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 938 PM CST Mon Feb 2 2026 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>742-031015- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 938 PM CST Mon Feb 2 2026 .REST OF TONIGHT...West winds 10 to 15 kt becoming northwest overnight. Chance of snow after midnight. .TUESDAY...North winds 10 to 15 kt. Mostly cloudy. .TUESDAY NIGHT...North winds 10 to 15 kt becoming northwest. Slight chance of snow showers overnight. .WEDNESDAY...Northwest winds around 10 kt. Mostly cloudy in the morning then clearing. Waves omitted due to extensive ice coverage $$ LMZ743>745-031015- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 938 PM CST Mon Feb 2 2026 .REST OF TONIGHT...West winds around 10 kt becoming northwest overnight. Chance of snow after midnight. .TUESDAY...Northwest winds 10 to 15 kt becoming north. Slight chance of snow in the morning, then chance of snow showers in the afternoon. .TUESDAY NIGHT...North winds 10 to 15 kt becoming northeast. Slight chance of snow showers. .WEDNESDAY...Northwest winds around 10 kt becoming west. Slight chance of snow showers in the morning. Waves omitted due to extensive ice coverage $$ Yack