Marine DataBelow 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 3:00 PM CST on November 20, 2017
Small Craft Advisory in effect through Tuesday afternoon
Southwest winds to 30 kt. Partly cloudy. Waves 3 to 5 ft.
West winds to 30 kt becoming northwest 20 to 25 kt in the afternoon. Partly sunny. Waves 2 to 4 ft.
Northwest winds 15 to 25 kt. Mostly clear. Waves 3 to 5 ft.
Northwest winds 10 to 15 kt becoming west in the afternoon. Sunny. Waves 2 to 4 ft subsiding to 1 to 3 ft in the afternoon.