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17NM ENE Chicago IL

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 11:07 pm CST Jan 29, 2026
Forecast Valid: 11pm CST Jan 29, 2026-6pm CST Feb 5, 2026

Overnight

NW wind around 10 kt. A slight chance of snow showers after 5am. Waves 1 to 2 ft.

Friday

NNW wind 10 to 15 kt becoming NE in the afternoon. Snow showers likely, mainly before 1pm. Waves 2 to 4 ft.

Friday Night

NNE wind 15 to 20 kt becoming NW after midnight. Snow showers. Widespread freezing spray after 9pm. Waves 4 ft building to 7 ft.

Saturday

N wind 15 to 20 kt. Snow likely, mainly before noon. Widespread freezing spray before 11am. Waves 5 to 7 ft. occasionally to 9ft.

Saturday Night

NNW wind 10 to 15 kt becoming W after midnight. Mostly cloudy. Waves 5 ft subsiding to 2 ft.

Sunday

W wind around 10 kt becoming SSW in the afternoon. Mostly sunny. Waves 1 to 2 ft.

Sunday Night

SSW wind 10 to 15 kt. A chance of snow, mainly after midnight. Waves 1 ft or less.

Monday

WSW wind around 10 kt becoming NW in the afternoon. Mostly cloudy. Waves 1 ft or less.

Monday Night

W wind around 10 kt. Mostly cloudy. Waves around 1 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.