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LMZ740>742-210415-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
245 PM CST Thu Feb 20 2020
TONIGHT
West winds 10 to 15 kt. Clear. Waves 1 to 3 ft
subsiding to 1 ft or less after midnight.
FRIDAY
Southwest winds 10 to 20 kt increasing to 15 to 25 kt
in the afternoon. Sunny. Waves 1 to 3 ft building to 2 to 4 ft in
the afternoon.
FRIDAY NIGHT
Southwest winds to 30 kt. Clear. Waves 2 to 4 ft.
A small craft advisory will likely be needed.
SATURDAY
Southwest winds 15 to 20 kt. Sunny. Waves 1 to 3 ft
subsiding to 1 ft or less in the afternoon.
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