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Chicago, IL Local Forecast Office

5NM ENE Chicago IL

Marine Point Forecast

[NOTICE]

Today
High: 39 °F
NNW 20kt
6-8ft

Gale Warning
Tonight
Low: 32 °F
SSW 10kt
4ft
Friday
High: 56 °F
SSW 20kt
1-2ft
Friday Night
Low: 33 °F
SSW 15kt
< 1ft
Saturday
High: 38 °F
NNW 15kt
2ft
Saturday Night
Low: 34 °F
SE 15kt
1-2ft
Sunday
High: 48 °F
SE 15kt
2ft
Sunday Night
Low: 35 °F
W 15kt
1ft
Monday
High: 45 °F
W 15kt
1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 10:56 am CDT Mar 20, 2025
Forecast Valid: 11am CDT Mar 20, 2025-6pm CDT Mar 26, 2025

View Nearby Observations

Detailed Forecast

Today

NNW wind 15 to 20 kt, with gusts as high as 30 kt. Mostly sunny. Waves 6 to 8 ft. occasionally to 10ft.

Tonight

NW wind 5 to 10 kt becoming SSW after midnight. Mostly clear. Waves 4 ft subsiding to 1 ft.

Friday

SSW wind 10 to 20 kt, with gusts as high as 30 kt. Increasing clouds. Waves 1 to 2 ft.

Friday Night

SSW wind around 15 kt becoming NNW after midnight. Winds could gust as high as 25 kt. A chance of rain showers before 4am, then a slight chance of rain and snow showers. Waves 1 ft or less.

Saturday

NNW wind 10 to 15 kt becoming NE in the afternoon. A slight chance of snow showers before 7am. Waves around 2 ft.

Saturday Night

SE wind 10 to 15 kt. A slight chance of showers after 1am. Waves 1 to 2 ft.

Sunday

SE wind around 15 kt, with gusts as high as 20 kt. Showers. Waves around 2 ft.

Sunday Night

S wind around 15 kt becoming W in the evening. A chance of showers. Waves around 1 ft.

Monday

W wind around 15 kt, with gusts as high as 25 kt. A chance of snow showers before 1pm, then a chance of rain and snow showers. Waves around 1 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.