Last Update: 201 PM CDT Sat Apr 18 2026

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Chicago, IL Local Forecast Office

8NM NE Gary IN

Marine Zone Forecast

Late This Afternoon
West winds 20 to 25 kt. Partly cloudy. waves 3 to 5 ft.
Tonight
West winds 20 to 25 kt diminishing to 15 to 20 kt. Partly cloudy in the evening, then becoming clear. Waves 2 to 4 ft subsiding to 1 to 3 ft.
Sunday
Southwest winds 10 to 15 kt becoming north 15 to 25 kt. Slight chance of showers in the morning, then chance of showers in the afternoon. Waves 1 to 3 ft building to 2 to 4 ft.
Sunday Night
North winds 10 to 15 kt becoming northeast overnight. Partly cloudy in the evening then clearing. Waves 1 to 3 ft.
Monday
East winds around 10 kt. Sunny. Waves 1 to 2 ft.



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201 PM CDT Sat Apr 18 2026
 
 

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