Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
607 FZUS53 KLOT 050234 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 934 PM CDT Fri Oct 4 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>742-050900- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 934 PM CDT Fri Oct 4 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .REST OF TONIGHT...Northeast winds 15 to 20 kt becoming southeast late. Mostly clear. Waves 3 to 6 ft occasionally to 8 ft. .SATURDAY...Southeast winds 15 to 25 kt increasing to 20 to 25 kt in the afternoon. Partly cloudy in the morning then clearing. Waves 4 to 6 ft occasionally to 8 ft. .SATURDAY NIGHT...South winds to 30 kt becoming west and diminishing to 15 to 25 kt late. Chance of showers and thunderstorms overnight. Waves 4 to 6 ft occasionally to 8 ft. .SUNDAY...West winds 15 to 25 kt. Sunny. Waves 1 to 3 ft building to 2 to 4 ft. $$ LMZ743>745-050900- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 934 PM CDT Fri Oct 4 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM CDT SATURDAY... .REST OF TONIGHT...Northeast winds 15 to 20 kt becoming east late. Mostly clear. Waves 3 to 6 ft occasionally to 8 ft subsiding to 3 to 5 ft late. .SATURDAY...Southeast winds 10 to 20 kt increasing to 20 to 25 kt late in the afternoon. Mostly sunny. Waves 2 to 4 ft subsiding to 1 to 3 ft. .SATURDAY NIGHT...South winds to 30 kt becoming southwest overnight. Slight chance of showers and thunderstorms overnight. Waves 2 to 4 ft building to 3 to 5 ft. A small craft advisory will be needed. .SUNDAY...West winds 15 to 20 kt. Sunny. Waves 3 to 5 ft. $$