Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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425 FZUS53 KLOT 202006 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 306 PM CDT Thu Jun 20 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>742-210315- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 306 PM CDT Thu Jun 20 2024 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... .TONIGHT...North winds 10 to 15 kt diminishing to 5 to 10 kt. Isolated showers and thunderstorms in the evening. Widespread dense fog. Waves 1 to 3 ft. .FRIDAY...North winds 5 to 10 kt becoming east in the afternoon. Widespread fog in the morning. Slight chance of showers and thunderstorms. Waves 1 to 2 ft. .FRIDAY NIGHT...East winds 5 to 10 kt becoming south overnight. Partly cloudy. Waves around 1 ft. .SATURDAY...Southwest winds 10 to 20 kt increasing to 15 to 25 kt. Slight chance of showers and thunderstorms in the afternoon. Waves 1 to 3 ft. $$ LMZ743>745-210315- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 306 PM CDT Thu Jun 20 2024 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... .TONIGHT...North winds 10 to 15 kt diminishing to 5 to 10 kt. Isolated showers and thunderstorms in the evening. Widespread dense fog. Waves 1 to 3 ft. .FRIDAY...North winds 5 to 10 kt becoming northeast in the afternoon. Widespread fog in the morning. Waves 1 to 2 ft. .FRIDAY NIGHT...East winds 5 to 10 kt becoming south overnight. Mostly clear in the evening, then becoming partly cloudy. Waves around 1 ft. .SATURDAY...Southwest winds 10 to 20 kt increasing to 15 to 25 kt. Partly cloudy. Waves 1 to 2 ft. $$ KJB