Hazardous marine condition(s):
Small Craft Advisory
LMZ740>742-030945-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
901 PM CDT Sat May 2 2026
SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM CDT SUNDAY THROUGH
SUNDAY EVENING
REST OF TONIGHT
South winds 10 to 15 kt becoming southwest
15 to 20 kt late. Partly cloudy. Waves 1 to 3 ft.
SUNDAY
Southwest winds 15 to 25 kt increasing to 30 kt. Chance
of showers. Waves 1 to 3 ft building to 2 to 4 ft.
SUNDAY NIGHT
Southwest winds 10 to 20 kt diminishing to around
10 kt. Partly cloudy in the evening, then becoming mostly clear.
Waves 1 to 2 ft.
MONDAY
Southwest winds 10 to 20 kt. Mostly sunny. Waves 1 to
3 ft.
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