For More Weather Information:

6NM E Chicago IL

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 2:56 am CDT Apr 19, 2026
Forecast Valid: 3am CDT Apr 19, 2026-6pm CDT Apr 25, 2026

Sunday

WSW wind 10 to 15 kt becoming NNW in the afternoon. Winds could gust as high as 20 kt. A chance of showers, mainly after 1pm. Waves around 1 ft.

Sunday Night

N wind 5 to 10 kt. A slight chance of showers before 8pm. Waves around 1 ft.

Monday

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

Monday Night

SE wind 10 to 15 kt becoming S after midnight. Partly cloudy. Waves 1 to 2 ft.

Tuesday

SW wind 10 to 15 kt. Sunny. Waves 1 to 2 ft.

Tuesday Night

W wind 5 to 10 kt becoming NNW after midnight. Partly cloudy. Waves 1 ft or less.

Wednesday

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

Wednesday Night

E wind 5 to 10 kt becoming S after midnight. Partly cloudy. Waves around 1 ft.

Thursday

S wind 10 to 15 kt. Mostly 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.