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Chicago, IL Local Forecast Office

4NM ENE Chicago IL

Marine Point Forecast

[NOTICE]

This Afternoon
High: 58 °F
Light Wind
< 1ft
Tonight
Low: 47 °F
Light Wind
< 1ft
Veterans Day
High: 55 °F
NNE 15kt
1-2ft
Wednesday Night
Low: 42 °F
N 25kt
5ft
Thursday
High: 46 °F
N 25kt
9ft
Thursday Night
Low: 35 °F
NNW 20kt
8ft
Friday
High: 44 °F
NNW 15kt
5ft
Friday Night
Low: 35 °F
NNW 15kt
3-5ft
Saturday
High: 45 °F
NW 10kt
1-3ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 12:46 pm CST Nov 10, 2026
Forecast Valid: 12pm CST Nov 10, 2026-6pm CST Nov 16, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

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

Tonight

Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

Veterans Day

S wind 5 to 15 kt becoming NNE in the afternoon. Scattered showers, mainly after noon. Waves 1 to 2 ft.

Wednesday Night

N wind 15 to 25 kt. A chance of showers, mainly after 3am. Waves 2 ft building to 5 ft.

Thursday

N wind 20 to 25 kt. Showers likely. Waves 6 ft building to 9 ft.

Thursday Night

NNW wind 15 to 20 kt, with gusts as high as 30 kt. A chance of rain showers before 3am, then a chance of rain and snow showers. Waves 8 ft subsiding to 5 ft.

Friday

NNW wind around 15 kt, with gusts as high as 25 kt. A chance of rain and snow showers before noon, then a slight chance of rain showers. Waves around 5 ft.

Friday Night

NNW wind 10 to 15 kt. Mostly cloudy. Waves 3 to 5 ft.

Saturday

NW wind 5 to 10 kt. Mostly sunny. Waves 1 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.