For More Weather Information:

Chicago, IL Local Forecast Office

17NM ENE Chicago IL

Marine Point Forecast

[NOTICE]

Saturday
High: 48 °F
ENE 10kt
< 1ft
Saturday Night
Low: 46 °F
SSE 15kt
1-2ft
Sunday
High: 64 °F
SSW 20kt
2-3ft
Sunday Night
Low: 44 °F
SSW 20kt
3-4ft
Monday
High: 63 °F
SW 15kt
1-3ft
Monday Night
Low: 55 °F
SSW 15kt
1-3ft
Tuesday
High: 65 °F
SSW 15kt
2-3ft
Tuesday Night
Low: 55 °F
SSW 20kt
2-4ft
Wednesday
High: 63 °F
SSW 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: 1:21 am CDT Apr 11, 2026
Forecast Valid: 1am CDT Apr 11, 2026-6pm CDT Apr 17, 2026

View Nearby Observations

Detailed Forecast

Saturday

ENE wind 5 to 10 kt. Increasing clouds. Waves 1 ft or less.

Saturday Night

E wind 10 to 15 kt becoming SSE after midnight. A chance of showers, mainly after 5am. Waves 1 to 2 ft.

Sunday

SSW wind 15 to 20 kt. A chance of showers, mainly after 1pm. Waves 2 to 3 ft.

Sunday Night

SSW wind around 20 kt, with gusts as high as 25 kt. Showers and possibly a thunderstorm. Waves 3 to 4 ft.

Monday

SW wind 10 to 15 kt. A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Waves 1 to 3 ft.

Monday Night

SSW wind 10 to 15 kt. Showers likely and possibly a thunderstorm. Waves 1 to 3 ft.

Tuesday

SSW wind around 15 kt. A chance of showers and thunderstorms, mainly after 1pm. Waves 2 to 3 ft.

Tuesday Night

SSW wind 15 to 20 kt. Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Waves 2 to 4 ft.

Wednesday

SSW wind 10 to 20 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. 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.