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Northerly Island - Calumet Harbor


Currently at Calumet Harbor (CMTI2)
37 °F
5 mph

LMZ740>742-191515- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 239 AM CDT Thu Mar 19 2026

TODAY
Southeast winds around 5 kt becoming east at around 10 kt this afternoon. Partly cloudy. Waves 1 to 2 ft

TONIGHT
Southeast winds 10 to 15 kt becoming southwest overnight. Increasing cloudiness. Waves 1 to 2 ft.

FRIDAY
West winds 10 to 15 kt becoming northwest in the afternoon. Mostly cloudy. Waves 1 to 2 ft.

FRIDAY NIGHT
North winds around 10 kt. Mostly cloudy. Waves 1 to 2 ft. $$