LMZ740>742-030545-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
239 PM CST Mon Mar 2 2026
TONIGHT
East winds around 10 kt becoming southeast. Mostly
cloudy. Waves 1 to 2 ft.
TUESDAY
Southeast winds around 10 kt becoming northeast in the
afternoon. Chance of showers in the morning, then slight chance
of showers in the afternoon. Waves 1 to 2 ft.
TUESDAY NIGHT
Northeast winds 5 to 10 kt. Slight chance of
showers. Waves around 1 ft.
WEDNESDAY
East winds around 10 kt. Slight chance of showers in
the morning, then chance of showers in the afternoon. Waves 1 to
2 ft.
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