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 9:53 am CDT on August 23, 2017

Rest Of Today

Northwest winds 10 to 20 kt becoming north. Mostly sunny. Waves 3 to 5 ft subsiding to 2 to 4 ft.


North winds 15 to 20 kt. Chance of waterspouts after midnight. Slight chance of showers after midnight. Waves 2 to 4 ft subsiding to 1 to 3 ft after midnight.


Northeast winds 10 to 15 kt. Chance of waterspouts in the morning. Chance of showers in the morning. Waves 1 to 3 ft.

Thursday Night

Northeast winds 10 to 15 kt. Mostly clear. Waves 1 to 3 ft.


More From CBS Chicago

News Via Email
Podcast Network
Free Weather App!

Listen Live