| NWS Forecast for: Wilmette Harbor to Northerly Island IL (LMZ741) Issued by: National Weather Service Chicago, IL Last Update: 119 PM CDT Tue Aug 4 2026 | |
Late This Afternoon: Southeast winds 15 to 25 kt. Partly cloudy. Waves 1 to 2 ft. Tonight: South winds 10 to 15 kt becoming southwest. Slight chance of showers and thunderstorms after midnight. Waves 1 to 2 ft. Wednesday: Southwest winds around 10 kt. Showers and thunderstorms likely. Waves around 1 ft. Wednesday Night: West winds around 10 kt becoming north overnight. Showers and thunderstorms likely. Waves around 1 ft. Thursday: Northeast winds around 10 kt becoming east in the afternoon. Slight chance of showers and thunderstorms in the morning. Waves around 1 ft. | |
| Zone Forecast: Wilmette Harbor to Northerly Island IL (LMZ741) | |
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