Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
850 FZUS53 KLOT 250818 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 318 AM CDT Wed Sep 25 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>742-251530- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 318 AM CDT Wed Sep 25 2024 .TODAY...Northwest winds 10 to 15 kt becoming northeast around 10 kt this afternoon. Partly cloudy in the morning, then becoming sunny. Waves 2 to 4 ft this morning, subsiding to 1 to 3 ft this afternoon. .TONIGHT...Northeast winds 5 to 10 kt becoming northwest overnight. Clear. Waves 1 to 2 ft. .THURSDAY...North winds 10 to 15 kt becoming northeast in the afternoon. Sunny. Waves 1 to 3 ft. .THURSDAY NIGHT...Northeast winds to 10 to 20 kt. Partly cloudy in the evening, then becoming mostly cloudy. Waves 2 to 4 ft. $$ LMZ743>745-251530- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 318 AM CDT Wed Sep 25 2024 .TODAY...Northwest winds 10 to 20 kt becoming north 10 to 15 kt late. Slight chance of showers in the morning. Waves 3 to 5 ft subsiding to 2 to 4 ft. .TONIGHT...Northeast winds 5 to 10 kt becoming northwest overnight. Clear. Waves 1 to 3 ft. .THURSDAY...Northeast winds 5 to 10 kt increasing to 10 to 15 kt. Mostly sunny. Waves 1 to 3 ft. .THURSDAY NIGHT...Northeast winds 10 to 20 kt. Partly cloudy in the evening, then becoming mostly cloudy. Waves 2 to 4 ft. $$ - Izzi