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-Calumet Harbor To Gary-

Forecast as of 9:32 am CDT on May 1, 2016

Small Craft Advisory in effect through late tonight

Rest Of Today

North winds 15 to 25 kt. Chance of showers. Waves 3 to 6 ft occasionally to 8 ft.


North winds 10 to 20 kt. Rain showers likely in the evening...then slight chance of showers after midnight. Waves 3 to 6 ft occasionally to 8 ft subsiding to 2 to 4 ft.


North winds 10 to 15 kt. Mostly sunny. Waves 2 to 4 ft.

Monday Night

North winds 5 to 10 kt becoming northwest after midnight. Partly cloudy. Waves 1 to 3 ft.


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