Hazardous marine condition(s):
Hazardous Weather Outlook
LMZ740>742-080915-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
908 PM CDT Sun Jun 7 2026
REST OF TONIGHT
Northeast winds 10 to 15 kt becoming
southeast 15 to 20 kt overnight. Chance of showers and
thunderstorms after midnight. Waves 1 to 3 ft building to 2 to
4 ft.
MONDAY
Southeast winds 15 to 20 kt. Showers likely and a
chance of thunderstorms. Waves 2 to 4 ft.
MONDAY NIGHT
Southeast winds 10 to 15 kt becoming south.
Showers and a chance of thunderstorms. Waves 1 to 3 ft.
TUESDAY
South winds around 10 kt. Slight chance of showers.
Waves 1 to 2 ft.
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