Last Update: 343 AM CDT Fri May 22 2026

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Chicago, IL Local Forecast Office

8NM ESE Chicago IL

Marine Zone Forecast

Today
East winds 15 to 25 kt becoming northeast this afternoon. Mostly cloudy. Waves 3 to 6 ft occasionally to 8 ft.
Tonight
East winds 10 to 20 kt becoming northeast after midnight. Slight chance of showers. Waves 3 to 6 ft occasionally to 8 ft subsiding to 3 to 5 ft after midnight.
Saturday
Northeast winds 10 to 15 kt becoming north. Mostly cloudy. Waves 3 to 5 ft subsiding to 2 to 4 ft.
Saturday Night
Northeast winds around 10 kt becoming east overnight. Slight chance of showers overnight. Waves 1 to 3 ft.



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343 AM CDT Fri May 22 2026
 
 

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