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Chicago, IL Local Forecast Office

5NM ENE Chicago IL

Marine Point Forecast

[NOTICE]

Tonight
Low: 23 °C
W 10km/h
< 1m
Thursday
High: 26 °C
E 15km/h
< 1m
Thursday Night
Low: 23 °C
ENE 10km/h
< 1m
Independence Day
High: 32 °C
S 15km/h
< 1m
Friday Night
Low: 26 °C
SSW 15km/h
< 1m
Saturday
High: 35 °C
SSW 25km/h
< 1m
Saturday Night
Low: 25 °C
SSW 20km/h
< 1m
Sunday
High: 30 °C
W 20km/h
< 1m
Sunday Night
Low: 21 °C
N 15km/h
< 1m

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:27 pm CDT Jul 2, 2025
Forecast Valid: 10pm CDT Jul 2, 2025-6pm CDT Jul 9, 2025

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Detailed Forecast

Tonight

W wind around 10 km/h. Mostly clear. Waves 1 m or less.

Thursday

W wind 5 to 15 km/h becoming E in the afternoon. Winds could gust as high as 20 km/h. A slight chance of showers and thunderstorms after 4pm. Waves 1 m or less.

Thursday Night

ENE wind around 10 km/h becoming S after midnight. Winds could gust as high as 15 km/h. A slight chance of showers and thunderstorms. Waves 1 m or less.

Independence Day

S wind 10 to 15 km/h, with gusts as high as 25 km/h. Mostly sunny. Waves 1 m or less.

Friday Night

SSW wind around 15 km/h, with gusts as high as 20 km/h. Mostly clear. Waves 1 m or less.

Saturday

SSW wind 15 to 25 km/h, with gusts as high as 35 km/h. Sunny. Waves 1 m or less.

Saturday Night

SSW wind around 20 km/h, with gusts as high as 30 km/h. A slight chance of showers and thunderstorms after 1am. Waves 1 m or less.

Sunday

SW wind 15 to 20 km/h becoming NW in the afternoon. Winds could gust as high as 30 km/h. A chance of showers and thunderstorms after 1pm. Waves 1 m or less.

Sunday Night

N wind around 15 km/h, with gusts as high as 25 km/h. A chance of showers and thunderstorms. Waves 1 m 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.