LMZ740>742-250930-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
855 PM CDT Tue Mar 24 2026
REST OF TONIGHT
Southeast winds 10 to 15 kt becoming south
late. Partly cloudy early, then becoming mostly cloudy. Waves
1 to 2 ft.
WEDNESDAY
South winds 10 to 15 kt increasing to 15 to 25 kt in
the afternoon. Mostly cloudy. Waves 1 to 3 ft building to 2 to 4
ft.
WEDNESDAY NIGHT
Southwest winds 10 to 20 kt. Mostly cloudy in
the evening, then becoming partly cloudy. Waves 1 to 3 ft.
THURSDAY
Southwest winds 10 to 15 kt becoming northwest and
increasing to 20 to 25 kt in the afternoon. Chance of showers and
slight chance of thunderstorms in the afternoon. Waves 1 to 2 ft
building to 2 to 4 ft.
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