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 9:09 PM CST on February 18, 2018

Small Craft Advisory in effect until 3 am CST Monday

Rest Of Tonight

South winds 20 to 25 kt diminishing to 10 to 20 kt overnight. Slight chance of showers late. Waves 3 to 5 ft subsiding to 1 to 3 ft late.

Monday

South winds 10 to 20 kt. Areas of dense fog. Showers and slight chance of thunderstorms. Waves 1 to 3 ft.

Monday Night

Southwest winds 15 to 25 kt. Rain showers and a chance of thunderstorms. Waves 1 to 3 ft building to 2 to 4 ft after midnight.

Tuesday

South winds 10 to 20 kt. Rain showers and a slight chance of thunderstorms. Waves 2 to 4 ft subsiding to 1 to 3 ft in the afternoon. Wave forecast is for ice free areas

 

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