Hazardous marine condition(s):
Hazardous Weather Outlook
LMZ740>742-132115-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
909 AM CDT Sat Jun 13 2026
REST OF TODAY
Southwest winds 15 to 25 kt. Mostly sunny in the
morning, then becoming partly cloudy. Waves 1 to 3 ft.
TONIGHT
Southwest winds 10 to 20 kt becoming northwest
overnight. Showers and a chance of thunderstorms. Waves 1 to 3 ft.
SUNDAY
Northwest winds 15 to 25 kt diminishing to 10 to 20 kt.
Chance of showers in the morning. Waves 2 to 4 ft.
SUNDAY NIGHT
Northwest winds 10 to 20 kt becoming west 10 to
15 kt overnight. Partly cloudy in the evening, then becoming
mostly clear. Waves 1 to 3 ft.
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