Hazardous marine condition(s):
Hazardous Weather Outlook
LMZ740>742-142130-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
927 AM CDT Fri Aug 14 2026
REST OF TODAY
East winds around 10 kt becoming northeast.
Isolated showers. Waves 1 to 3 ft.
TONIGHT
Northeast winds 10 to 15 kt becoming southeast.
Showers and thunderstorms after midnight. Waves 2 to 4 ft.
SATURDAY
Southeast winds 15 to 20 kt becoming south. Showers
and thunderstorms especially in the morning. Waves 2 to 4 ft.
SATURDAY NIGHT
Southwest winds 10 to 15 kt becoming west
overnight. Showers likely and a chance of thunderstorms. Waves
1 to 3 ft.
$$