Chicago Weather

Marine Data

Below you'll find the latest marine forecast for our area. This forecast updates daily.

Winthrop Harbor To Wilmette Harbor-

Wilmette Harbor To Northerly Island-

Northerly Island To Calumet Harbor-

Forecast as of 9:03 am CST on January 28, 2018

Small Craft Advisory in effect from late tonight through Monday afternoon

Rest Of Today

North winds 10 to 15 kt increasing to 10 to 20 kt. Chance of snow showers. Waves 1 to 3 ft building to 2 to 4 ft.


North winds 15 to 25 kt. Snow showers likely. Waves 3 to 5 ft building to 4 to 6 ft occasionally to 8 ft after midnight.


North winds 15 to 25 kt. Chance of snow showers in the morning. Waves 4 to 7 ft occasionally to 9 ft.

Monday Night

Northwest winds 10 to 20 kt. Partly cloudy. Waves 3 to 5 ft subsiding to 2 to 4 ft after midnight.


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