Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
023 FZUS53 KLOT 230222 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 922 PM CDT Sun Sep 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>742-230930- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 922 PM CDT Sun Sep 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING... .REST OF TONIGHT...North winds to 30 kt. Slight chance of showers late in the evening. Waves 7 to 10 ft occasionally to 13 ft. .MONDAY...North winds 20 to 25 kt diminishing to 15 to 20 kt in the afternoon. Mostly cloudy. Waves 6 to 9 ft occasionally to 12 ft subsiding to 4 to 6 ft occasionally to 8 ft late. .MONDAY NIGHT...Northeast winds 10 to 15 kt diminishing to 5 to 10 kt. Slight chance of showers in the evening, then chance of showers and slight chance of thunderstorms overnight. Waves 3 to 5 ft subsiding to 2 to 4 ft. .TUESDAY...Northeast winds 10 to 15 kt becoming north in the afternoon. Chance of showers and slight chance of thunderstorms. Waves 2 to 4 ft. $$ LMZ743>745-230930- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 922 PM CDT Sun Sep 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING... .REST OF TONIGHT...North winds to 30 kt. Chance of showers late in the evening. Waves 4 to 7 ft occasionally to 9 ft building to 7 to 10 ft occasionally to 13 ft. .MONDAY...North winds 20 to 25 kt diminishing to 15 to 20 kt in the aftrnon. Mostly cloudy. Waves 6 to 9 ft occasionally to 12 ft subsiding to 4 to 6 ft occasionally to 8 ft late. .MONDAY NIGHT...Northeast winds 10 to 15 kt becoming east 5 to 10 kt overnight. Slight chance of showers in the evening, then chance of showers and slight chance of thunderstorms overnight. Waves 3 to 5 ft subsiding to 2 to 4 ft. .TUESDAY...East winds 10 to 15 kt becoming north in the afternoon. Chance of showers and slight chance of thunderstorms. Waves 1 to 3 ft. $$ Kluber