LMZ740>742-122115-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
921 AM CDT Sun Jul 12 2026
REST OF TODAY
Northeast winds 5 to 10 kt increasing to 10 to
15 kt. Sunny. Waves 1 to 3 ft.
TONIGHT
Northeast winds 5 to 10 kt becoming southwest
overnight. Clear. Waves 1 to 2 ft.
MONDAY
Southwest winds 5 to 10 kt becoming southeast in the
afternoon. Sunny. Waves 1 ft or less.
MONDAY NIGHT
South winds 5 to 10 kt becoming southwest
overnight. Clear. Waves around 1 ft.
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