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17NM ENE Chicago IL

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 10:41 pm CDT Apr 7, 2026
Forecast Valid: 11pm CDT Apr 7, 2026-6pm CDT Apr 14, 2026

Overnight

SSE wind 10 to 15 kt, with gusts as high as 25 kt. Isolated showers after 4am. Waves 1 to 3 ft.

Wednesday

SSE wind 15 to 20 kt. Isolated showers before 7am. Waves 2 to 3 ft.

Wednesday Night

S wind 15 to 20 kt, with gusts as high as 25 kt. Showers, mainly after 3am. Waves 3 to 4 ft.

Thursday

SW wind 5 to 10 kt becoming NE in the afternoon. A chance of showers, mainly before 7am. Waves 1 to 2 ft.

Thursday Night

ENE wind 5 to 10 kt becoming N after midnight. Showers and possibly a thunderstorm. Waves 1 ft or less.

Friday

N wind 5 to 10 kt. Showers likely before 1pm. Waves around 1 ft.

Friday Night

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

Saturday

Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.

Saturday Night

E wind 10 to 15 kt becoming SSE after midnight. A chance of showers. 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.