Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
309 FZUS53 KLOT 240814 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 314 AM CDT Fri May 24 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>742-241600- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 314 AM CDT Fri May 24 2024 .TODAY...Southeast winds 10 to 15 kt increasing to 15 to 20 kt with a few gusts to 25 kt. Chance of showers and thunderstorms in the afternoon. Waves 1 to 2 ft building to 2 to 4 ft. .TONIGHT...South winds 15 to 20 kt becoming west 10 to 15 kt overnight. Showers and thunderstorms in the evening, then chance of showers and slight chance of thunderstorms overnight. Waves 2 to 4 ft subsiding to 1 to 3 ft. .SATURDAY...Northwest winds 10 to 15 kt becoming northeast in the afternoon. Mostly sunny. Waves 1 to 3 ft. .SATURDAY NIGHT...Southeast winds 5 to 10 kt increasing to 10 to 15 kt. Partly cloudy in the evening, then becoming mostly cloudy. Waves around 1 ft. $$ LMZ743>745-241600- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 314 AM CDT Fri May 24 2024 .TODAY...Southeast winds 10 to 20 kt becoming south. Chance of showers and thunderstorms in the afternoon. Waves 1 to 3 ft. .TONIGHT...South winds 10 to 20 kt becoming west 10 to 15 kt overnight. Showers and thunderstorms likely in the evening, then chance of showers and slight chance of thunderstorms overnight. Waves 1 to 2 ft. .SATURDAY...Northwest winds 10 to 15 kt becoming north 5 to 10 kt in the afternoon. Mostly sunny. Waves 1 to 3 ft. .SATURDAY NIGHT...East winds 5 to 10 kt becoming southeast overnight. Mostly clear in the evening, then becoming mostly cloudy. Waves around 1 ft. $$ KMD