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Chicago, IL Local Forecast Office

8NM ESE Chicago IL

Marine Zone Forecast

Rest Of Today

Northwest winds around 10 kt becoming southeast around 5 kt this afternoon. Sunny. Waves around 1 ft.

Tonight

Southwest winds around 5 kt becoming south late. partly cloudy in the evening, then becoming mostly cloudy. Waves 1 ft or less.

Wednesday

Southeast winds 5 to 10 kt becoming northeast and increasing to 15 to 20 kt in the afternoon. Chance of showers. waves 1 ft or less building to 2 to 4 ft late.

Wednesday Night

North winds 15 to 25 kt increasing to 30 kt. chance of showers. Waves 3 to 5 ft building to 5 to 8 ft occasionally to 10 ft. A small craft advisory will be needed.