Gale Warning in effect until 10 PM CDT this evening
Wilmette Harbor To Northerly Island-
Northerly Island To Calumet Harbor-
Tonight
North gales to 40 kt early diminishing to 30 kt late this evening further diminishing to 15 to 25 kt after overnight. Mostly clear. Waves 10 to 14 ft occasionally to 18 ft subsiding to 7 to 10 ft occasionally to 14 ft. A Small Craft Advisory will be needed later tonight.
Friday
Northeast winds 10 to 15 kt increasing to 10 to 20 kt in the afternoon. Sunny. Waves 5 to 8 ft occasionally to 12 ft subsiding to 3 to 5 ft occasionally to 8 ft. A Small Craft Advisory will be needed.
Friday Night
Northeast winds 5 to 10 kt. Partly cloudy. Waves 2 to 4 ft occasionally to 6 ft.
Saturday
East winds 5 to 10 kt. Slight chance of showers in the morning. Waves 1 to 2 ft.