Last Update: 307 PM CDT Tue May 20 2025

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Chicago, IL Local Forecast Office

14NM NNW Evanston IL

Marine Zone Forecast

Tonight
East winds 15 to 25 kt with gusts to 30 kt this evening diminishing to 10 to 20 kt late. Showers likely and a chance of thunderstorms in the evening, then showers likely and areas of drizzle after midnight. Waves 5 to 8 ft occasionally to 10 ft subsiding to 4 to 7 ft occasionally to 9 ft.
Wednesday
Northeast winds 10 to 20 kt becoming northwest in the afternoon. Showers likely. Waves subsiding to 3 to 5 ft.
Wednesday Night
Northwest winds 15 to 20 kt. Showers likely in the evening, then chance of showers overnight. Waves 3 to 5 ft.
Thursday
Northwest winds 15 to 20 kt becoming north 15 to 25 kt. Slight chance of showers in the morning. Waves 3 to 6 ft occasionally to 8 ft.



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307 PM CDT Tue May 20 2025
 
 

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