NWS Marine Forecast



 Hazardous marine condition(s):
 Hazardous Weather Outlook
   LMZ741-742-042215-  Wilmette Harbor to Northerly Island IL-  Northerly Island to Calumet Harbor IL-  900 AM CST Wed Mar 4 2026    REST OF TODAY  East winds around 10 kt becoming northeast.  Slight chance of showers and drizzle in the afternoon. Waves 1 to  2 ft.  TONIGHT  Northeast winds around 10 kt. Patchy fog in the  evening, then areas of dense fog after midnight. Slight chance of  showers in the evening, then showers likely after midnight. Waves  around 1 ft.  THURSDAY  Northeast winds 10 to 15 kt becoming north in the  afternoon. Areas of dense fog. Rain showers and slight chance of  thunderstorms in the morning, then chance of showers in the  afternoon. Waves 1 to 2 ft.  THURSDAY NIGHT  North winds around 5 kt becoming southeast  overnight. Areas of fog. Waves 1 to 2 ft.    $$