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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: 2:11 pm CST Nov 12, 2026
Forecast Valid: 2pm CST Nov 12, 2026-6pm CST Nov 18, 2026

This Afternoon

N wind around 30 kt, with gusts as high as 40 kt. Rain. A slight chance of waterspouts. Waves around 15 ft.

Tonight

N wind 20 to 30 kt. Rain. A slight chance of waterspouts. Waves 14 ft subsiding to 8 ft.

Friday

N wind 20 to 25 kt. Rain. A slight chance of waterspouts. Waves 7 to 8 ft. occasionally to 10ft.

Friday Night

N wind 20 to 25 kt. Rain, mainly before 1am. A slight chance of waterspouts before midnight. Waves 7 to 9 ft. occasionally to 12ft.

Saturday

NNW wind 10 to 20 kt. A chance of rain before noon. Waves 7 ft subsiding to 4 ft.

Saturday Night

NNW wind around 10 kt. Mostly cloudy. Waves 2 to 4 ft.

Sunday

NW wind 5 to 10 kt. Mostly sunny. Waves 1 to 2 ft.

Sunday Night

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

Monday

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