| NWS Forecast for: Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake (LMZ779) Issued by: National Weather Service Chicago, IL Last Update: 855 AM CDT Mon Jun 1 2026 |  |
| Rest Of Today: North winds 5 to 10 kt increasing to 10 to 20 kt. Waves 1 to 3 ft. Tonight: North winds 10 to 20 kt becoming east. Waves 2 to 4 ft. Tuesday: Northeast winds 10 to 15 kt becoming north 10 to 20 kt. Waves 2 to 4 ft. Tuesday Night: North winds 10 to 20 kt becoming northeast 5 to 10 kt overnight. Waves 2 to 4 ft subsiding to 1 to 3 ft. Wednesday: Southeast winds 5 to 10 kt becoming south. Waves 1 to 2 ft. Wednesday Night: Southeast winds 10 to 15 kt becoming south. Waves 1 to 2 ft. Thursday: South winds 10 to 20 kt. Waves 2 to 4 ft building to 3 to 5 ft. Friday: Southwest winds 10 to 20 kt becoming south 15 to 25 kt. Waves 3 to 5 ft. | |
| Zone Forecast: Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake (LMZ779) | |
Visit your local NWS office at: https://www.weather.gov/lot |