Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
789 FZUS53 KLOT 220850 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 350 AM CDT Sat Jun 22 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>742-221530- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 350 AM CDT Sat Jun 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING THROUGH LATE TONIGHT... .TODAY...South winds 10 to 15 kt becoming southwest 20 to 25 kt by late morning, then increasing to up to 30 kt mid to late afternoon. Patchy fog in the morning. Slight chance of showers and thunderstorms through early afternoon north of Wilmette. Waves 1 to 2 ft building to 2 to 4 ft. .TONIGHT...Southwest winds 20 to 25 kt becoming west 15 to 25 kt overnight. Showers with thunderstorms likely in the evening through the early overnight hours. Waves 2 to 4 ft subsiding to 1 to 3 ft. .SUNDAY...Northwest winds 10 to 15 kt becoming north in the afternoon. Mostly cloudy in the morning, then becoming partly cloudy. Waves 1 to 2 ft. .SUNDAY NIGHT...Northwest winds 5 to 10 kt. Mostly clear. Waves 1 to 2 ft. $$ LMZ743>745-221530- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 350 AM CDT Sat Jun 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING THROUGH LATE TONIGHT... .TODAY...Southwest winds 10 to 20 kt increasing to 20 to 25 kt by late morning. Patchy fog in the morning. Waves 1 to 2 ft building to 2 to 4 ft. .TONIGHT...Southwest winds 20 to 25 kt becoming west 15 to 25 kt overnight. Showers with thunderstorms likely mid evening through the early overnight hours. Waves 2 to 4 ft. .SUNDAY...Northwest winds 10 to 20 kt becoming north 10 to 15 kt in the afternoon. Mostly cloudy in the morning, then becoming partly cloudy. Waves 2 to 4 ft subsiding to 1 to 3 ft. .SUNDAY NIGHT...North winds 5 to 10 kt becoming northwest overnight. Mostly clear. Waves 1 to 2 ft. $$ Kluber