LMZ740>745-200000-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
228 AM CDT Mon Oct 19 2026
EARLY THIS MORNING
Southwest winds around 10 to 20 kt
diminishing to 10 to 15 kt. Clear. Waves 1 to 2 ft.
TODAY
Southwest winds around 10 kt becoming east this
afternoon. Sunny. Waves around 1 ft.
TONIGHT
East winds around 10 kt becoming light and variable.
Partly cloudy. Waves around 1 ft becoming nearly calm.
TUESDAY
Light and variable winds becoming northeast 5 to 10
kt in the afternoon. Sunny. Waves 1 ft or less.
TUESDAY NIGHT
East winds around 10 kt becoming light
southeast overnight. Mostly clear. Waves around 1 ft or less.
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