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NWS Forecast for: Wilmette Harbor to Northerly Island IL (LMZ741) Issued by: National Weather Service Chicago, IL Last Update: 319 AM CDT Thu Oct 16 2025 | |
Early This Morning: East winds 10 to 15 kt. Cloudy. Waves 1 to 3 ft. Today: Southeast winds 10 to 15 kt. Slight chance of showers in the afternoon. Waves 1 to 3 ft building to 2 to 4 ft. Tonight: Southeast winds 10 to 15 kt becoming south 15 to 20 kt late. Slight chance of showers. Waves 1 to 3 ft building to 2 to 4 ft. Friday: South winds 15 to 20 kt increasing to 15 to 25 kt. mostly cloudy. Waves 2 to 4 ft. Friday Night: South winds 15 to 20 kt. Slight chance of showers in the evening, then showers likely and a chance of thunderstorms overnight. Waves 2 to 4 ft. | |
Zone Forecast: Wilmette Harbor to Northerly Island IL (LMZ741) | |
Visit your local NWS office at: https://www.weather.gov/lot |