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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: 3:38 pm CST Jan 27, 2026
Forecast Valid: 5pm CST Jan 27, 2026-6pm CST Feb 3, 2026

Tonight

WNW wind 15 to 20 kt. Partly cloudy. Waves 1 to 3 ft.

Wednesday

W wind around 15 kt. Mostly sunny. Waves around 2 ft.

Wednesday Night

NW wind around 15 kt. Mostly cloudy. Waves around 2 ft.

Thursday

NW wind 10 to 15 kt. Partly sunny. Waves around 2 ft.

Thursday Night

NW wind around 15 kt becoming NE after midnight. Snow showers likely, mainly after midnight. Waves 2 ft building to 5 ft.

Friday

ENE wind 15 to 20 kt becoming NNW in the afternoon. Snow showers likely. Widespread freezing spray after 2pm. Waves 4 to 5 ft.

Friday Night

NNW wind around 20 kt. Snow showers likely, mainly before midnight. Widespread freezing spray. Waves 5 to 6 ft. occasionally to 8ft.

Saturday

N wind 10 to 20 kt. A chance of snow showers. Widespread freezing spray before noon. Waves 4 to 6 ft. occasionally to 8ft.

Saturday Night

N wind 10 to 15 kt becoming WNW after midnight. Mostly cloudy. Waves 3 to 4 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.