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   LMZ740>742-220315-  Winthrop Harbor to Wilmette Harbor-  Wilmette Harbor to Northerly Island-  Northerly Island to Calumet Harbor-  334 PM CDT Tue Mar 21 2023    TONIGHT  South winds 10 to 15 kt. Chance of showers. Waves 2 to  4 ft.  WEDNESDAY  South winds 10 to 20 kt. Slight chance of rain in  the morning, then chance of showers in the afternoon. Waves 1 to  3 ft.  WEDNESDAY NIGHT  Southeast winds 5 to 10 kt becoming east and  increasing to 10 to 20 kt overnight. Showers and slight chance of  thunderstorms in the evening, then showers and a chance of  thunderstorms overnight. Waves 1 to 3 ft.  THURSDAY  North winds 15 to 25 kt. Chance of showers and slight  chance of thunderstorms in the morning, then slight chance of  showers in the afternoon. Waves 3 to 5 ft building to 4 to 6 ft  occasionally to 8 ft. A small craft advisory will likely be  needed.    $$

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