| NWS Forecast for: Wilmette Harbor to Northerly Island IL (LMZ741) Issued by: National Weather Service Chicago, IL Last Update: 359 AM CDT Wed Apr 15 2026 |  |
Early This Morning: South winds 10 to 20 kt. Patchy fog. showers and scattered thunderstorms. Variable winds in and near thunderstorms. Waves 1 to 3 ft. Today: Southwest winds 15 to 20 kt becoming south. Patchy fog in the morning. Showers with thunderstorms likely. Waves 1 to 3 ft. Tonight: South winds 15 to 20 kt diminishing to 10 to 15 kt. Showers with thunderstorms likely. Waves 1 to 3 ft. Thursday: Southwest winds 10 to 15 kt becoming west in the afternoon. Showers likely and a chance of thunderstorms. Waves 1 to 2 ft. Thursday Night: North winds around 10 kt becoming southeast overnight. Mostly cloudy. Waves 1 to 2 ft. | |
| Zone Forecast: Wilmette Harbor to Northerly Island IL (LMZ741) | |
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