Winthrop Harbor To Wilmette Harbor-
Wilmette Harbor To Northerly Island-
Northerly Island To Calumet Harbor-
West winds 10 to 15 kt increasing to 1o to 20 kt by mid day then becoming southeast 5 to 10 kt late. Sunny in the morning then becoming partly sunny. Waves 1 to 3 ft subsiding to around 1 ft late in the afternoon.
Southeast winds 5 to 10 kt early becoming southwest 20 to 25 kt late in the evening and then shifting west after midnight. Slight chance of rain in the evening. Waves 1 to 3 ft. A Small Craft Advisory may be needed.
North winds 15 to 20 kt becoming northeast in the afternoon. Sunny. Waves 2 to 4 ft.
Northeast winds 10 to 15 kt becoming east 5 to 10 kt after midnight. Mostly clear. Waves 1 to 3 ft.