LMZ740>742-082115-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
936 AM CDT Sat Aug 8 2026
REST OF TODAY
Northwest winds 10 to 15 kt becoming east this
afternoon. Partly cloudy late in the morning, then becoming
mostly sunny. Waves 1 to 2 ft.
TONIGHT
Southeast winds 5 to 10 kt becoming south overnight.
Mostly clear. Waves around 1 ft.
SUNDAY
South winds 10 to 15 kt increasing to 15 to 20 kt.
Slight chance of showers and thunderstorms in the morning, then
chance of showers and thunderstorms in the afternoon. Waves 1 to
3 ft.
SUNDAY NIGHT
South winds 10 to 20 kt becoming southwest 10 to
15 kt. Showers and a chance of thunderstorms. Waves 1 to 3 ft.
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