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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: 1:20 pm CDT Aug 23, 2026
Forecast Valid: 2pm CDT Aug 23, 2026-6pm CDT Aug 29, 2026

This Afternoon

NE wind around 10 kt. Mostly sunny. Waves around 2 ft.

Tonight

N wind 5 to 10 kt becoming W after midnight. Mostly clear. Waves 1 to 2 ft.

Monday

W wind 5 to 10 kt becoming NE in the afternoon. Increasing clouds. Waves around 1 ft.

Monday Night

ENE wind 5 to 10 kt becoming variable and less than 5 kt in the evening. Mostly cloudy, then gradually becoming clear. Waves 1 ft or less.

Tuesday

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

Tuesday Night

SSE wind 5 to 10 kt. Partly cloudy. Waves 1 ft or less.

Wednesday

SSW wind around 10 kt, with gusts as high as 15 kt. A chance of showers and thunderstorms, mainly after 1pm. Waves 1 ft or less.

Wednesday Night

WSW wind 5 to 10 kt. Partly cloudy. Waves 1 ft or less.

Thursday

Variable winds 5 kt or less. 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.