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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: 6:37 pm CDT May 26, 2026
Forecast Valid: 7pm CDT May 26, 2026-6pm CDT Jun 2, 2026

Tonight

Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.

Wednesday

NNE wind 5 to 10 kt. Mostly sunny. Waves 1 ft or less.

Wednesday Night

N wind 10 to 15 kt. Partly cloudy. Waves 1 ft or less building to 4 ft.

Thursday

N wind 10 to 15 kt. Sunny. Waves 3 to 4 ft.

Thursday Night

N wind 5 to 15 kt becoming ENE after midnight. Mostly clear. Waves 2 to 3 ft.

Friday

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Friday Night

Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

Saturday

NNE wind 5 to 10 kt, with gusts as high as 15 kt. Sunny. Waves 1 ft or less.

Saturday Night

NNE wind 10 to 15 kt becoming ESE after midnight. Mostly clear. 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.