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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: 8:30 pm CST Nov 1, 2026
Forecast Valid: 10pm CST Nov 1, 2026-6pm CST Nov 8, 2026

Tonight

SSE wind around 10 kt. Cloudy. Waves around 1 ft.

Monday

S wind 10 to 15 kt, with gusts as high as 20 kt. A chance of showers after 9am. Waves 1 to 2 ft.

Monday Night

S wind 15 to 20 kt. A chance of showers before 8pm, then a slight chance of showers after midnight. Waves 2 to 3 ft.

Tuesday

S wind 15 to 20 kt, with gusts as high as 25 kt. A chance of showers, mainly after noon. Waves 2 to 3 ft.

Tuesday Night

S wind 15 to 20 kt. Showers. Waves 2 to 3 ft.

Wednesday

S wind around 15 kt. Showers likely, mainly before noon. Waves 1 to 2 ft.

Wednesday Night

SW wind around 10 kt. A slight chance of rain before midnight. Waves 1 ft or less.

Thursday

SW wind around 10 kt. A chance of rain. Waves 1 ft or less.

Thursday Night

W wind around 10 kt becoming NNW 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.