For More Weather Information:

4NM ENE Chicago IL

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 1:16 am CST Nov 12, 2026
Forecast Valid: 3am CST Nov 12, 2026-6pm CST Nov 18, 2026

Thursday

NNW wind 20 to 25 kt, with gusts as high as 35 kt. Showers, mainly after 9am. A slight chance of waterspouts after noon. Waves 5 ft building to 9 ft.

Thursday Night

N wind 15 to 20 kt, with gusts as high as 30 kt. Showers. A slight chance of waterspouts. Waves 9 ft subsiding to 5 ft.

Friday

N wind around 15 kt, with gusts as high as 25 kt. Showers. A slight chance of waterspouts. Waves 4 to 5 ft.

Friday Night

NNW wind 15 to 20 kt. Rain showers likely before 3am, then a chance of rain and snow showers. Waves 3 to 5 ft.

Saturday

NNW wind 10 to 15 kt. Mostly sunny. Waves 2 to 3 ft.

Saturday Night

NW wind 5 to 10 kt. Partly cloudy. Waves 1 to 2 ft.

Sunday

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