Last Update: 248 AM CST Sat Jan 17 2026

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Chicago, IL Local Forecast Office

8NM ESE Chicago IL

Marine Zone Forecast

Today
West winds 20 to 25 kt. Slight chance of snow in the morning, then snow in the afternoon. Waves 3 to 5 ft.
Tonight
West winds 15 to 25 kt. Snow in the evening, then a chance of flurries overnight. Waves 2 to 4 ft.
Sunday
Southwest winds 15 to 25 kt. Snow likely in the afternoon. Waves 2 to 4 ft.
Sunday Night
Southwest winds 20 to 25 kt becoming west and increasing to gales to 35 kt overnight. Snow likely in the evening, then slight chance of snow overnight. Waves 2 to 4 ft building to 4 to 7 ft occasionally to 9 ft.



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248 AM CST Sat Jan 17 2026
 
 

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