Hazardous Weather Conditions

Last Update: 322 AM CDT Sat Sep 5 2026

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Chicago, IL Local Forecast Office

8NM ESE Chicago IL

Marine Zone Forecast

Today
North winds around 10 kt increasing to 15 to 20 kt. Patchy fog in the morning. Waves 1 to 2 ft building to 2 to 4 ft.
Tonight
Northeast winds 10 to 20 kt becoming east 10 to 15 kt overnight. Partly cloudy in the evening then clearing. Waves 2 to 4 ft.
Sunday
East winds 10 to 15 kt becoming northeast in the afternoon. Mostly sunny. Waves 2 to 4 ft subsiding to 1 to 3 ft.
Sunday Night
Northeast winds 10 to 15 kt becoming southeast overnight. Mostly clear. Waves 1 to 3 ft.



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322 AM CDT Sat Sep 5 2026
 
 

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