Hazardous Weather Conditions

Last Update: 259 PM CDT Fri Sep 4 2026

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Chicago, IL Local Forecast Office

8NM NE Gary IN

Marine Zone Forecast

Late This Afternoon
South winds 10 to 20 kt. Slight chance of showers and thunderstorms. Waves 2 to 4 ft subsiding to 1 to 3 ft.
Tonight
West winds around 10 kt becoming around 5 kt. Slight chance of showers and thunderstorms in the evening, then chance of showers and thunderstorms after midnight. Patchy fog after midnight. Waves 1 to 3 ft.
Saturday
North winds around 10 kt increasing to 15 to 20 kt. Patchy fog in the morning. Waves 1 to 3 ft.
Saturday Night
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 1 to 3 ft.



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259 PM CDT Fri Sep 4 2026
 
 

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