Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest
Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >
| 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: 239 AM CST Fri Nov 21 2025 |  |
| Today: Northwest winds 10 to 20 kt diminishing to 10 to 15 kt. Waves 2 to 4 ft. Tonight: North winds 10 to 15 kt diminishing to 5 to 10 kt. Waves 2 to 4 ft. Saturday: Northwest winds 5 to 10 kt backing to southwest 10 to 15 kt late in the morning, then increasing to 10 to 20 kt early in the afternoon becoming southwest 10 to 20 kt late. Waves 1 to 3 ft. Saturday Night: Southwest winds 15 to 25 kt becoming west 10 to 20 kt. Waves 4 to 7 ft occasionally to 9 ft. Sunday: Northwest winds 10 to 20 kt becoming west 10 to 15 kt. Waves 4 to 6 ft occasionally to 8 ft subsiding to 3 to 5 ft. Sunday Night: Southwest winds 5 to 10 kt becoming south 10 to 15 kt. Waves 1 to 3 ft. Monday: South winds 10 to 20 kt. Chance of rain. Waves 2 to 4 ft. Tuesday: South winds 10 to 20 kt becoming southwest. Rain likely. Waves 4 to 6 ft occasionally to 8 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 |