Hazardous marine condition(s):
Hazardous Weather Outlook
Small Craft Advisory
LMZ740>742-041800-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
346 AM CDT Sat Apr 4 2026
SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING
THROUGH SUNDAY MORNING
TODAY
Southeast winds 10 to 20 kt becoming west 20 to 25 kt
late in the morning. Showers and a chance of thunderstorms in the
morning. Waves 3 to 5 ft subsiding to 2 to 4 ft.
TONIGHT
West winds 20 to 25 kt increasing to 30 kt. Mostly
cloudy. Waves 2 to 4 ft.
SUNDAY
Northwest winds 20 to 25 kt becoming west 10 to 20 kt.
Mostly cloudy in the morning then clearing. Waves 2 to 4 ft
subsiding to 1 to 3 ft.
SUNDAY NIGHT
West winds 10 to 15 kt. Slight chance of showers
in the evening. Waves 1 to 2 ft.
$$