NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
 Hazardous Weather Outlook
   LMZ740>743-032230-  Winthrop Harbor to Wilmette Harbor IL-  Wilmette Harbor to Northerly Island IL-  Northerly Island to Calumet Harbor IL-  Calumet Harbor IL to Gary IN-  955 AM CST Mon Nov 3 2025    SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM CST THIS AFTERNOON    REST OF TODAY  West winds 20 to 25 kt. Sunny. Waves 2 to 4 ft.  TONIGHT  West winds 15 to 20 kt diminishing to 10 to 15 kt.  Clear in the evening, then becoming partly cloudy. Waves 1 to  3 ft.  TUESDAY  Southwest winds 10 to 15 kt becoming south and  increasing to 15 to 20 kt in the afternoon. Mostly cloudy in the  morning, then becoming partly cloudy. Waves 1 to 3 ft.  TUESDAY NIGHT  South winds 20 to 25 kt becoming southwest and  diminishing to 15 to 20 kt overnight. Mostly clear. Waves 2 to 4  ft.    $$