For More Weather Information:

Chicago, IL Local Forecast Office

17NM ENE Chicago IL

Marine Point Forecast

[NOTICE]

Wednesday
High: 81 °F
Light Wind
< 1ft
Wednesday Night
Low: 70 °F
SSW 10kt
< 1ft
Thursday
High: 84 °F
SW 10kt
< 1ft
Thursday Night
Low: 74 °F
Light Wind
< 1ft
Friday
High: 79 °F
N 10kt
< 1ft
Friday Night
Low: 73 °F
N 10kt
1ft
Saturday
High: 81 °F
ENE 10kt
< 1ft
Saturday Night
Low: 73 °F
NNE 10kt
< 1ft
Sunday
High: 83 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 12:31 am CDT Jul 8, 2026
Forecast Valid: 1am CDT Jul 8, 2026-6pm CDT Jul 14, 2026

View Nearby Observations

Detailed Forecast

Wednesday

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Wednesday Night

SSE wind 5 to 10 kt becoming SW in the evening. Partly cloudy. Waves 1 ft or less.

Thursday

SW wind 5 to 10 kt. A chance of showers and thunderstorms, mainly after 3pm. Waves 1 ft or less.

Thursday Night

Variable winds 5 kt or less. Showers and thunderstorms likely before 1am, then a chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Waves 1 ft or less.

Friday

N wind 5 to 10 kt. A slight chance of thunderstorms before 7am. Waves 1 ft or less.

Friday Night

N wind 5 to 10 kt. Mostly cloudy. Waves around 1 ft.

Saturday

ENE wind 5 to 10 kt. Mostly sunny. Waves 1 ft or less.

Saturday Night

NNE wind 5 to 10 kt becoming E after midnight. Partly cloudy. Waves 1 ft or less.

Sunday

Variable winds 5 kt or less. Sunny. 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.