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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: 4:58 am CST Dec 31, 2025
Forecast Valid: 7am CST Dec 31, 2025-6pm CST Jan 6, 2026

Today

WNW wind 20 to 25 kt. Rain and snow, mainly after noon. Waves 3 to 5 ft.

Tonight

NNW wind 20 to 25 kt. A chance of snow, mainly before 8pm. Widespread freezing spray after 2am. Waves 5 to 7 ft. occasionally to 9ft.

New Year's Day

NW wind 10 to 20 kt becoming W in the afternoon. Widespread freezing spray before 7am. Partly sunny. Waves 5 ft subsiding to 1 ft.

Thursday Night

WSW wind 10 to 15 kt. Mostly cloudy. Waves around 1 ft.

Friday

WNW wind 10 to 15 kt. Mostly sunny. Waves around 1 ft.

Friday Night

NW wind around 10 kt. Partly cloudy. Waves 1 to 2 ft.

Saturday

NW wind 5 to 10 kt. Mostly cloudy. Waves around 1 ft.

Saturday Night

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

Sunday

WNW wind around 10 kt becoming SSW in the afternoon. Partly sunny. Waves 1 ft or less.

*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.