Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
955 FZUS53 KLOT 260222 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 922 PM CDT Tue Jun 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>742-260915- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 922 PM CDT Tue Jun 25 2024 .REST OF TONIGHT...West winds 10 to 20 kt diminishing to 5 to 10 kt. Slight chance of showers and thunderstorms. Waves 1 to 3 ft. .WEDNESDAY...Northwest winds 5 to 10 kt becoming north 10 to 15 kt in the afternoon. Chance of showers and thunderstorms. Waves 1 to 3 ft. .WEDNESDAY NIGHT...North winds 15 to 25 kt. Mostly clear. Waves 2 to 4 ft building to 3 to 5 ft. .THURSDAY...Northeast winds 10 to 15 kt. Mostly sunny. Waves 3 to 5 ft subsiding to 2 to 4 ft. $$ LMZ743>745-260915- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 922 PM CDT Tue Jun 25 2024 .REST OF TONIGHT...West winds 10 to 20 kt diminishing to 5 to 10 kt. Chance of showers and thunderstorms. Waves 1 to 3 ft. .WEDNESDAY...West winds 10 to 15 kt becoming north in the afternoon. Chance of showers and thunderstorms. Waves 1 to 3 ft. .WEDNESDAY NIGHT...North winds 15 to 25 kt. Mostly clear. Waves 2 to 4 ft building to 4 to 6 ft occasionally to 8 ft. A Small Craft Advisory may be needed. .THURSDAY...Northeast winds 10 to 15 kt. Mostly sunny. Waves 3 to 5 ft subsiding to 2 to 4 ft. $$