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Chicago, IL Local Forecast Office

17NM ENE Chicago IL

Marine Point Forecast

[NOTICE]

This Afternoon
High: 27 °F
W 25kt
4ft

Gale Warning
Tonight
Low: -2 °F
WNW 25kt
5-6ft

Gale Warning
Friday
High: 6 °F
NW 25kt
6ft

Gale Warning
Friday Night
Low: 3 °F
NW 15kt
2-3ft
Saturday
High: 14 °F
NW 10kt
1-2ft
Saturday Night
Low: 13 °F
E 15kt
1-2ft
Sunday
High: 22 °F
N 15kt
2-3ft
Sunday Night
Low: 8 °F
N 20kt
3-4ft
Monday
High: 15 °F
NW 20kt
2-3ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 1:52 pm CST Jan 22, 2026
Forecast Valid: 2pm CST Jan 22, 2026-6pm CST Jan 28, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

W wind around 25 kt, with gusts as high as 30 kt. Mostly cloudy. Waves around 4 ft.

Tonight

WNW wind around 25 kt, with gusts as high as 35 kt. A slight chance of snow before 4am, then a slight chance of snow after 5am. Widespread freezing spray after 9pm. Waves 5 to 6 ft. occasionally to 8ft.

Friday

NW wind 15 to 25 kt, with gusts as high as 30 kt. A slight chance of snow before 8am. Widespread freezing spray before 1pm. Waves 6 ft subsiding to 3 ft.

Friday Night

NW wind 10 to 15 kt. Snow showers likely, mainly after midnight. Waves 2 to 3 ft.

Saturday

NW wind around 10 kt becoming SE in the afternoon. A chance of snow showers. Waves 1 to 2 ft.

Saturday Night

E wind 10 to 15 kt. Snow likely, mainly after midnight. Waves 1 to 2 ft.

Sunday

ENE wind around 15 kt becoming N in the afternoon. Snow likely. Waves 2 to 3 ft.

Sunday Night

N wind around 20 kt becoming NW after midnight. A chance of snow. Waves 3 to 4 ft.

Monday

NW wind 15 to 20 kt becoming W in the afternoon. Mostly sunny. Waves 2 to 3 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.