Last Update: 231 PM CST Mon Dec 8 2025

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Chicago, IL Local Forecast Office

6NM WNW Michigan City IN

Marine Zone Forecast

Tonight
South winds 15 to 25 kt becoming southwest to 30 kt. Chance of snow after midnight. Waves 1 to 3 ft building to 3 to 5 ft.
Tuesday
Southwest winds to 30 kt diminishing to 15 to 25 kt. cloudy. Waves 4 to 6 ft occasionally to 8 ft subsiding to 3 to 5 ft.
Tuesday Night
Southwest winds 15 to 25 kt increasing to gales to 35 kt in the evening then becoming west overnight. Rain. Waves building to 6 to 9 ft occasionally to 12 ft.
Wednesday
West gales to 40 kt becoming northwest and diminishing to 30 kt in the afternoon. Rain and snow in the morning, then snow likely and slight chance of rain in the afternoon. Waves building to 8 to 12 ft occasionally to 16 ft.



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231 PM CST Mon Dec 8 2025
 
 

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