| 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: 903 PM CDT Sat May 30 2026 | |
| Rest Of Tonight: Northeast winds 10 to 20 kt becoming southeast. Waves 2 to 4 ft. Sunday: Southeast winds 10 to 20 kt diminishing to 5 to 10 kt late in the morning, then becoming east early in the afternoon becoming northeast late. Waves 1 to 3 ft subsiding to 1 to 2 ft. Sunday Night: Northeast winds 5 to 10 kt becoming north. Waves 1 ft or less. Monday: Northeast winds 5 to 10 kt becoming north 10 to 20 kt in the afternoon. Waves 1 ft or less building to 1 to 3 ft. Monday Night: Northeast winds 10 to 20 kt. Waves 3 to 5 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. Waves 2 to 4 ft. Wednesday: East winds 5 to 10 kt becoming southeast. Waves 1 to 2 ft. Thursday: South winds 10 to 20 kt increasing to 15 to 25 kt. Waves 2 to 4 ft building to 3 to 5 ft. | |
| Zone Forecast: Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake (LMZ779) | |
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