Chicago Weather

Marine Data

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

Wilmette Harbor To Northerly Island-

Northerly Island To Calumet Harbor-

Forecast as of 9:08 am CST on January 21, 2017

Rest Of Today

South winds 10 to 20 kt. Areas of fog dissipating by late morning...then mostly sunny. Waves 1 to 3 ft.


South winds around 10 kt becoming northeast after midnight. Areas of fog developing. Waves 1 to 2 ft.


Northeast winds around 10 kt becoming north 15 to 20 kt in the afternoon. Areas of fog in the morning. Chance of rain through the day. Waves 1 to 2 ft building to 2 to 4 ft.

Sunday Night

North winds 15 to 25 kt. Chance of rain. Waves 3 to 6 ft occasionally to 8 ft. A Small Craft Advisory will likely be needed. Wave forecast is for ice free areas


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