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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: 12:06 am CDT Mar 22, 2026
Forecast Valid: 12am CDT Mar 22, 2026-6pm CDT Mar 28, 2026

Overnight

SSW wind around 15 kt becoming NW. Winds could gust as high as 25 kt. Partly cloudy. Waves 1 to 2 ft.

Sunday

N wind 20 to 25 kt, with gusts as high as 30 kt. A chance of rain, mainly between 3pm and 5pm. Waves 3 ft building to 9 ft.

Sunday Night

N wind 20 to 25 kt, with gusts as high as 30 kt. A chance of sprinkles before 7pm. Waves 10 ft subsiding to 7 ft.

Monday

N wind 5 to 15 kt. Mostly cloudy, then gradually becoming sunny. Waves 5 ft subsiding to 2 ft.

Monday Night

ENE wind 5 to 10 kt becoming S after midnight. Mostly cloudy. Waves 1 to 2 ft.

Tuesday

S wind 5 to 10 kt. Mostly cloudy. Waves 1 ft or less.

Tuesday Night

SE wind 5 to 10 kt. Mostly cloudy. Waves 1 to 2 ft.

Wednesday

SSE wind around 10 kt. Mostly cloudy. Waves 1 to 2 ft.

Wednesday Night

ESE wind around 10 kt becoming S after midnight. Mostly cloudy. Waves 1 to 2 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.