For More Weather Information:

17NM ENE Chicago IL

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 9:46 am CDT Mar 30, 2026
Forecast Valid: 10am CDT Mar 30, 2026-6pm CDT Apr 5, 2026

Today

S wind 10 to 15 kt. Mostly sunny. Waves around 1 ft.

Tonight

SSW wind 15 to 20 kt. A slight chance of rain and thunderstorms before 1am, then a chance of rain and thunderstorms after 5am. Waves 2 to 3 ft.

Tuesday

SSW wind 15 to 20 kt. A slight chance of rain and thunderstorms before 10am, then rain and possibly a thunderstorm after 4pm. Waves 2 to 3 ft.

Tuesday Night

N wind 15 to 20 kt. Rain and possibly a thunderstorm before 1am, then a chance of rain. Waves 2 ft building to 5 ft.

Wednesday

NNE wind around 20 kt. A chance of rain, mainly after 1pm. Waves around 6 ft.

Wednesday Night

E wind around 20 kt. Rain. Waves around 6 ft.

Thursday

E wind around 20 kt becoming SW in the afternoon. Rain. Waves 3 to 5 ft.

Thursday Night

SW wind around 20 kt becoming WNW after midnight. Rain. Waves 3 to 5 ft.

Friday

NW wind 10 to 15 kt becoming NNE in the afternoon. A chance of rain. Waves 3 to 4 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.