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4NM ENE Chicago IL

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 1:21 pm CDT May 31, 2026
Forecast Valid: 2pm CDT May 31, 2026-6pm CDT Jun 6, 2026

This Afternoon

NE wind around 10 kt. Partly sunny. Waves around 1 ft.

Tonight

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

Monday

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

Monday Night

N wind around 10 kt becoming ENE after midnight. Partly cloudy. Waves around 1 ft.

Tuesday

NE wind around 10 kt, with gusts as high as 15 kt. Sunny. Waves 1 to 2 ft.

Tuesday Night

NNE wind 5 to 10 kt. Mostly clear. Waves around 1 ft.

Wednesday

Variable winds less than 5 kt becoming E 5 to 10 kt in the afternoon. Sunny. Waves 1 ft or less.

Wednesday Night

E wind 5 to 10 kt becoming SSW after midnight. Mostly clear. Waves 1 ft or less.

Thursday

SSW wind 5 to 10 kt, with gusts as high as 15 kt. Mostly 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.