####018002144#### FZUS53 KLOT 211949 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 249 PM CDT Sun Apr 21 2024 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>742-220330- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 249 PM CDT Sun Apr 21 2024 .LATE THIS AFTERNOON...East winds around 10 kt. Sunny. Waves around 1 ft. .TONIGHT...West 5 to 10 kt. Clear. Waves around 1 ft. .MONDAY...Southwest winds 10 to 15 kt increasing to 15 to 25 kt. Sunny in the morning, then becoming partly cloudy. Waves around 1 ft building to 1 to 3 ft. .MONDAY NIGHT...Southwest winds 20 to 25 kt increasing to 30 kt. Slight chance of showers in the evening, then chance of showers overnight. Waves 2 to 4 ft. A small craft advisory will likely be needed. .TUESDAY...Southwest winds 20 to 25 kt. Chance of showers in the morning, then showers likely and slight chance of thunderstorms in the afternoon. Waves 2 to 4 ft. $$ LMZ743>745-220330- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 249 PM CDT Sun Apr 21 2024 .LATE THIS AFTERNOON...North winds 5 to 10 kt. Sunny. Waves around 1 ft. .TONIGHT...Southeast winds 5 to 10 kt becoming southwest. Clear. Waves around 1 ft. .MONDAY...Southwest winds 10 to 15 kt increasing to 15 to 20 kt. Sunny in the morning, then becoming partly cloudy. Waves 1 to 3 ft. .MONDAY NIGHT...Southwest winds 20 to 25 kt increasing to 30 kt. Chance of showers overnight. Waves 1 to 3 ft building to 2 to 4 ft. A small craft advisory will likely be needed. .TUESDAY...Southwest winds to 30 kt. Chance of showers in the morning, then showers likely and slight chance of thunderstorms in the afternoon. Waves 2 to 4 ft. $$ Kluber