| NWS Forecast for: Wilmette Harbor to Northerly Island IL (LMZ741) Issued by: National Weather Service Chicago, IL Last Update: 926 AM CDT Mon Oct 12 2026 | |
Today: Southwest winds 15 to 20 kt increasing to 20 to 25 kt. partly cloudy in the morning then clearing. Waves 1 to 3 ft building to 2 to 4 ft. Tonight: Southwest winds 20 to 25 kt diminishing to 15 to 20 kt late. Mostly clear. Waves 2 to 4 ft. Tuesday: West winds 15 to 20 kt diminishing to 10 to 15 kt in the afternoon. Mostly sunny. Waves 1 to 3 ft. Tuesday Night: Northeast winds around 10 kt becoming north. Chance of showers and slight chance of thunderstorms in the evening, then showers likely and slight chance of thunderstorms overnight. Waves 1 to 2 ft. | |
| Zone Forecast: Wilmette Harbor to Northerly Island IL (LMZ741) | |
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