Northerly Island - Calumet Harbor
LMZ740>742-190315- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 257 PM CDT Fri Jul 18 2025
TONIGHT
East winds 5 to 10 kt becoming south late. Mostly clear in the evening, then becoming mostly cloudy. Waves 1 to 3 ft.
SATURDAY
South winds 10 to 15 kt becoming southwest in the afternoon. Showers likely and a chance of thunderstorms. Waves 1 to 2 ft.
SATURDAY NIGHT
Northwest winds 5 to 10 kt becoming north 10 to 15 kt overnight. Chance of showers and thunderstorms in the evening, then slight chance of showers and thunderstorms overnight. Waves 1 to 3 ft.
SUNDAY
Northeast winds 10 to 15 kt. Slight chance of showers and thunderstorms in the morning. Waves 2 to 4 ft. $$
TONIGHT
East winds 5 to 10 kt becoming south late. Mostly clear in the evening, then becoming mostly cloudy. Waves 1 to 3 ft.
SATURDAY
South winds 10 to 15 kt becoming southwest in the afternoon. Showers likely and a chance of thunderstorms. Waves 1 to 2 ft.
SATURDAY NIGHT
Northwest winds 5 to 10 kt becoming north 10 to 15 kt overnight. Chance of showers and thunderstorms in the evening, then slight chance of showers and thunderstorms overnight. Waves 1 to 3 ft.
SUNDAY
Northeast winds 10 to 15 kt. Slight chance of showers and thunderstorms in the morning. Waves 2 to 4 ft. $$
