Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
744 FZUS53 KLOT 211453 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 953 AM CDT Fri Jun 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. LMZ740-212115- Winthrop Harbor to Wilmette Harbor IL- 953 AM CDT Fri Jun 21 2024 .REST OF TODAY...Northeast winds 5 to 10 kt becoming east late. Patchy fog. Slight chance of showers and thunderstorms in the afternoon. Waves 1 to 2 ft. .TONIGHT...East winds 5 to 10 kt becoming south overnight. Slight chance of showers and thunderstorms overnight. Waves around 1 ft. .SATURDAY...Southwest winds 10 to 20 kt increasing to 20 to 25 kt. Chance of showers and thunderstorms in the afternoon. Waves 1 to 3 ft. .SATURDAY NIGHT...Southwest winds 15 to 25 kt becoming west and diminishing to around 15 kt. Showers with thunderstorms likely in the evening, then chance of showers and thunderstorms overnight. Waves 1 to 3 ft. $$ LMZ741-742-212115- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 953 AM CDT Fri Jun 21 2024 .REST OF TODAY...Northeast winds around 5 kt becoming east late. Patchy fog late in the morning. Waves 1 to 2 ft. .TONIGHT...Southeast winds 5 to 10 kt becoming southwest overnight. Partly cloudy. Waves around 1 ft. .SATURDAY...Southwest winds 10 to 20 kt increasing to 20 to 25 kt. Chance of showers and thunderstorms in the afternoon. Waves 1 to 3 ft. .SATURDAY NIGHT...Southwest winds 15 to 25 kt. Showers with thunderstorms likely. Waves 1 to 3 ft. $$ LMZ743>745-212115- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 953 AM CDT Fri Jun 21 2024 .REST OF TODAY...North winds 5 to 10 kt becoming northeast late. Patchy dense fog late in the morning. Waves 1 to 2 ft. .TONIGHT...Southeast winds 5 to 10 kt becoming southwest overnight. Mostly clear in the evening, then becoming partly cloudy. Waves around 1 ft. .SATURDAY...Southwest winds 10 to 20 kt increasing to 15 to 25 kt. Slight chance of showers and thunderstorms in the afternoon. Waves 1 to 3 ft. .SATURDAY NIGHT...Southwest winds 15 to 25 kt. Showers with thunderstorms likely. Waves 1 to 3 ft. $$ KJB