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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: 2:16 am CST Nov 13, 2025
Forecast Valid: 4am CST Nov 13, 2025-6pm CST Nov 19, 2025

Thursday

WNW wind 10 to 15 km/h becoming SSW in the afternoon. Winds could gust as high as 25 km/h. Mostly sunny. Waves 1 m or less.

Thursday Night

S wind 10 to 15 km/h. Partly cloudy. Waves 1 m or less.

Friday

S wind 10 to 15 km/h. Sunny. Waves 1 m or less.

Friday Night

SSE wind 15 to 20 km/h becoming SSW 20 to 25 km/h after midnight. Partly cloudy. Waves 1 m or less.

Saturday

SSW wind around 25 km/h becoming WNW in the afternoon. Winds could gust as high as 35 km/h. A slight chance of rain after noon. Waves 1 m or less.

Saturday Night

NW wind 25 to 35 km/h. Partly cloudy. Waves 1 m or less.

Sunday

WNW wind 25 to 30 km/h. Sunny. Waves 1 m or less.

Sunday Night

WNW wind 15 to 25 km/h. Mostly clear. Waves 1 m or less.

Monday

NW wind 15 to 20 km/h becoming ENE in the afternoon. Mostly sunny. Waves 1 m 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.