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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: 2:46 pm CDT May 25, 2026
Forecast Valid: 4pm CDT May 25, 2026-6pm CDT Jun 1, 2026

Memorial Day

SE wind around 10 kt. Sunny. Waves around 1 ft.

Tonight

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

Tuesday

SSW wind 5 to 10 kt becoming ESE in the afternoon. Mostly sunny. Waves 1 ft or less.

Tuesday Night

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

Wednesday

NW wind 5 to 10 kt becoming NNE in the morning. Mostly sunny. Waves 1 ft or less.

Wednesday Night

N wind around 10 kt, with gusts as high as 20 kt. Partly cloudy. Waves 1 to 3 ft.

Thursday

NNE wind 10 to 15 kt. Sunny. Waves around 3 ft.

Thursday Night

NNE wind 5 to 10 kt, with gusts as high as 15 kt. Mostly clear. Waves around 2 ft.

Friday

NE wind 5 to 10 kt. Sunny. Waves around 1 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.