| NWS Forecast for: Wilmette Harbor to Northerly Island IL (LMZ741) Issued by: National Weather Service Chicago, IL Last Update: 948 AM CST Sat Feb 14 2026 | |
| Rest Of Today: Variable winds around 5 kt becoming east 5 to 10 kt in the afternoon. Mostly cloudy. Waves 1 ft or less. Tonight: South winds around 5 kt becoming southwest overnight. Mostly cloudy. Waves around 1 ft. Sunday: Southwest winds 5 to 10 kt becoming northwest in the afternoon. Partly cloudy in the morning then clearing. Waves 1 ft or less. Sunday Night: South winds 5 to 10 kt. Increasing cloudiness. waves 1 ft or less. wave heights are for ice free areas. | |
| Zone Forecast: Wilmette Harbor to Northerly Island IL (LMZ741) | |
Visit your local NWS office at: https://www.weather.gov/lot |