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Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
766 FZUS53 KLOT 290209 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 909 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>742-290915- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 909 PM CDT Fri Jun 28 2024 .REST OF TONIGHT...Southeast winds 10 to 15 kt becoming southwest at 10 to 20 kt. Isolated showers through late evening, then showers likely and a chance of thunderstorms overnight. Waves 1 to 3 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. $$ LMZ743>745-290915- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 909 PM CDT Fri Jun 28 2024 .REST OF TONIGHT...South winds 10 to 20 kt. Chance of showers and slight chance of thunderstorms late in the evening, then showers likely and a chance of thunderstorms after midnight. Waves 1 to 2 ft. .SATURDAY...Southwest winds 15 to 20 kt becoming west. Chance of showers and thunderstorms in the morning. Waves 1 to 3 ft. .SATURDAY NIGHT...West winds 15 to 20 kt becoming north 20 to 25 kt overnight. Mostly clear. Waves 2 to 4 ft building to 4 to 7 ft occasionally to 9 ft. A small craft advisory will likely be needed. .SUNDAY...North winds 20 to 25 kt. Partly cloudy in the morning then clearing. Waves 5 to 8 ft occasionally to 10 ft. $$ Ratzer