Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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584 FZUS53 KLOT 270757 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 257 AM CDT Thu Jun 27 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>742-271530- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 257 AM CDT Thu Jun 27 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON... .TODAY...North winds 15 to 25 kt this morning becoming northeast 10 to 15 kt this afternoon. Mostly sunny. Waves 4 to 7 ft occasionally to 9 ft subsiding to 2 to 4 ft. .TONIGHT...Northeast winds 10 to 15 kt becoming east overnight. Increasing cloudiness. Waves 2 to 4 ft subsiding to 1 to 2 ft. .FRIDAY...South winds 10 to 20 kt. Scattered sprinkles in the morning, then scattered showers in the afternoon. Waves 2 to 4 ft. .FRIDAY NIGHT...South winds around 15 kt. Chance of showers and thunderstorms. Waves 2 to 4 ft subsiding to 1 to 2 ft. $$ LMZ743>745-271530- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 257 AM CDT Thu Jun 27 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON... .TODAY...North winds 15 to 25 kt this morning becoming northeast 15 to 20 kt this afternoon. Mostly sunny. Waves 4 to 7 ft occasionally to 9 ft this morning subsiding to 3 to 5 ft this afternoon. .TONIGHT...Northeast winds 10 to 15 kt becoming east overnight. Increasing cloudiness. Waves 3 to 5 ft subsiding to 1 to 3 ft. .FRIDAY...Southeast winds 10 to 15 kt becoming south. Scattered showers in the afternoon. Waves 1 to 2 ft. .FRIDAY NIGHT...South winds 10 to 15 kt. Chance of showers thunderstorms overnight. Waves around 1 ft. $$ Borchardt