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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: 1:21 pm CDT May 16, 2026
Forecast Valid: 2pm CDT May 16, 2026-6pm CDT May 22, 2026

This Afternoon

Variable winds 5 kt or less. Winds could gust as high as 10 kt. Mostly sunny. Waves 1 ft or less.

Tonight

SE wind around 10 kt becoming S after midnight. A chance of showers and thunderstorms, mainly after 4am. Waves 1 ft or less.

Sunday

ESE wind 10 to 15 kt becoming S in the afternoon. A slight chance of showers and thunderstorms before 9am. Waves 1 to 2 ft.

Sunday Night

S wind 15 to 20 kt. Mostly cloudy, then gradually becoming mostly clear. Waves 2 to 3 ft.

Monday

S wind 15 to 20 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Waves 2 to 3 ft.

Monday Night

S wind 15 to 20 kt. A chance of showers and thunderstorms. Waves 3 to 4 ft.

Tuesday

SSW wind around 20 kt. A slight chance of showers, then showers and possibly a thunderstorm after 1pm. Waves around 3 ft.

Tuesday Night

WSW wind around 15 kt becoming NNW after midnight. A chance of showers before 1am. Waves 1 to 2 ft.

Wednesday

N wind 10 to 15 kt. Partly sunny. 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.