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Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
266 FZUS53 KLOT 282002 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 302 PM CDT Fri Jun 28 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>742-290330- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 302 PM CDT Fri Jun 28 2024 .TONIGHT...South winds 10 to 20 kt becoming southwest late. Scattered showers and a chance of thunderstorms in the evening, then numerous showers and a chance of thunderstorms after midnight. Waves 2 to 4 ft subsiding to 1 to 2 ft. .SATURDAY...Southwest winds 10 to 20 kt becoming west. Slight chance of showers and thunderstorms in the morning. Waves 1 to 2 ft. .SATURDAY NIGHT...Northwest winds 15 to 20 kt becoming north 20 to 25 kt overnight. Mostly clear. Waves 1 to 3 ft building to 4 to 6 ft occasionally to 8 ft. A small craft advisory will likely be needed. .SUNDAY...North winds 15 to 25 kt. Mostly sunny. Waves 4 to 6 ft occasionally to 8 ft. $$ LMZ743>745-290330- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 302 PM CDT Fri Jun 28 2024 .TONIGHT...South winds 10 to 20 kt. Scattered showers and a chance of thunderstorms in the evening, then numerous showers and a chance of thunderstorms after midnight. Waves 1 to 2 ft. .SATURDAY...Southwest winds 15 to 20 kt becoming west. Chance of showers and thunderstorms in the morning. Waves 1 to 3 ft. .SATURDAY NIGHT...West winds 15 to 20 kt becoming north 20 to 25 kt overnight. Mostly clear. Waves 2 to 4 ft building to 4 to 7 ft occasionally to 9 ft. A small craft advisory will likely be needed. .SUNDAY...North winds 20 to 25 kt. Partly cloudy in the morning then clearing. Waves 5 to 8 ft occasionally to 10 ft. $$ KJB