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Chicago, IL Local Forecast Office

17NM ENE Chicago IL

Marine Point Forecast

[NOTICE]

This Afternoon
High: 20 °F
NE 15kt
2-3ft
Tonight
Low: 18 °F
NNW 20kt
7ft
Saturday
High: 28 °F
N 20kt
5-7ft
Saturday Night
Low: 15 °F
N 15kt
5ft
Sunday
High: 25 °F
SSW 15kt
1-2ft
Sunday Night
Low: 21 °F
SSW 15kt
< 1ft
Monday
High: 30 °F
SW 15kt
< 1ft
Monday Night
Low: 24 °F
WNW 10kt
< 1ft
Tuesday
High: 30 °F
N 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 1:01 pm CST Jan 30, 2026
Forecast Valid: 1pm CST Jan 30, 2026-6pm CST Feb 5, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

NE wind 10 to 15 kt. Snow showers likely, mainly after 5pm. Waves 2 to 3 ft.

Tonight

NNE wind 15 to 20 kt becoming NNW after midnight. Winds could gust as high as 25 kt. Snow showers. Widespread freezing spray after 10pm. Waves 3 ft building to 7 ft.

Saturday

N wind 15 to 20 kt. Snow showers, mainly before 4pm. Widespread freezing spray before noon. Waves 5 to 7 ft. occasionally to 9ft.

Saturday Night

N wind 10 to 15 kt becoming W after midnight. A chance of snow showers before midnight, then a chance for flurries. Waves 5 ft subsiding to 2 ft.

Sunday

WSW wind 10 to 15 kt becoming SSW in the afternoon. Sunny. Waves 1 to 2 ft.

Sunday Night

SSW wind around 15 kt. A chance of snow showers, mainly after midnight. Waves 1 ft or less.

Monday

SW wind 10 to 15 kt becoming WNW in the afternoon. Mostly cloudy. Waves 1 ft or less.

Monday Night

WNW wind around 10 kt. Mostly cloudy. Waves 1 ft or less.

Tuesday

NW wind around 10 kt becoming NE in the afternoon. A chance of snow showers. 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.