Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
805 FZUS53 KLOT 230838 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 338 AM CDT Thu May 23 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. LMZ740-741-232145- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- 338 AM CDT Thu May 23 2024 .EARLY THIS MORNING...Southwest winds 5 to 10 kt. Clear. Waves 1 ft or less. .TODAY...South winds 5 to 10 kt becoming east 10 to 15 kt. Mostly sunny. Waves 1 ft or less building to 1 to 3 ft. .TONIGHT...Southeast winds 10 to 15 kt diminishing to 5 to 10 kt late. Clear. Waves 1 to 3 ft. .FRIDAY...Southeast winds 10 to 20 kt increasing to 15 to 25 kt. Showers and thunderstorms likely in the afternoon. Waves 1 to 3 ft building to 2 to 4 ft. .FRIDAY NIGHT...South winds 15 to 20 kt becoming west overnight. Showers and thunderstorms, mainly in the evening. Waves 2 to 4 ft. $$ LMZ742>745-232145- Northerly Island to Calumet Harbor IL- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 338 AM CDT Thu May 23 2024 .EARLY THIS MORNING...Southwest winds 5 to 10 kt. Clear. Waves around 1 ft. .TODAY...Light and variable winds becoming northeast 10 to 15 kt. Sunny. Waves 1 ft or less building to 1 to 2 ft. .TONIGHT...East winds 5 to 10 kt becoming southeast late. Clear. Waves 1 to 2 ft. .FRIDAY...Southeast winds 10 to 20 kt becoming south 15 to 25 kt. Showers and thunderstorms likely in the afternoon. Waves 1 to 3 ft. .FRIDAY NIGHT...South winds 15 to 20 kt becoming west overnight. Showers and thunderstorms, mainly in the evening. Waves 1 to 3 ft. $$ - Izzi