Winthrop Harbor To Wilmette Harbor-
Wilmette Harbor To Northerly Island-
Northerly Island To Calumet Harbor-
Tonight
East winds around 10 kt becoming southeast this evening, then becoming south 10 to 15 kt in the late evening and overnight. Mostly clear. Waves 2 ft or less.
Wednesday
South winds 10 to 20 kt increasing to 15 to 25 kt in the afternoon. Mostly sunny. Waves 1 to 3 ft building to 2 to 4 ft in the afternoon.
Wednesday Night
Southwest winds 20 to 25 kt. Chance of showers through the night. Slight chance of thunderstorms after midnight. Waves 2 to 4 ft. A Small Craft Advisory will likely be needed.
Thursday
Southwest winds 15 to 20 kt becoming northwest 10 to 15 kt in the afternoon. Chance of rain. Waves 1 to 3 ft subsiding to 1 ft or less in the afternoon.