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Chicago, IL Local Forecast Office

6NM ESE Chicago IL

Marine Point Forecast

[NOTICE]

This Afternoon
High: 57 °F
S 20kt
2ft

Small Craft Advisory
Tonight
Low: 54 °F
SSE 20kt
1-3ft

Small Craft Advisory
Friday
High: 80 °F
SSW 20kt
1-2ft

Small Craft Advisory
Friday Night
Low: 47 °F
SSW 15kt
< 1ft

Small Craft Advisory
Saturday
High: 49 °F
NNE 10kt
< 1ft
Saturday Night
Low: 45 °F
NE 10kt
1ft
Sunday
High: 49 °F
ENE 15kt
2-3ft
Sunday Night
Low: 48 °F
E 15kt
2-3ft
Monday
High: 59 °F
WSW 20kt
1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:57 pm CDT Apr 17, 2025
Forecast Valid: 4pm CDT Apr 17, 2025-6pm CDT Apr 24, 2025

View Nearby Observations

Detailed Forecast

This Afternoon

S wind around 20 kt, with gusts as high as 30 kt. Showers likely and possibly a thunderstorm. Waves around 2 ft.

Tonight

SSE wind 15 to 20 kt, with gusts as high as 30 kt. Showers and thunderstorms likely, mainly before 2am. Waves 1 to 3 ft.

Friday

SSW wind 15 to 20 kt, with gusts as high as 30 kt. Scattered showers and thunderstorms before 7am, then a slight chance of showers between 7am and 10am. Waves 1 to 2 ft.

Friday Night

SSW wind 10 to 15 kt becoming NNW after midnight. Winds could gust as high as 25 kt. Showers and thunderstorms before 4am, then a chance of showers. Waves 1 ft or less.

Saturday

N wind around 10 kt becoming ENE in the afternoon. A slight chance of showers. Waves 1 ft or less.

Saturday Night

NE wind 5 to 10 kt. A slight chance of showers. Waves around 1 ft.

Sunday

ENE wind around 15 kt, with gusts as high as 25 kt. Scattered showers. Waves 2 to 3 ft.

Sunday Night

E wind around 15 kt becoming SSE after midnight. Winds could gust as high as 25 kt. Periods of showers and possibly a thunderstorm. Waves 2 to 3 ft.

Monday

SSW wind 15 to 20 kt becoming WSW in the afternoon. Winds could gust as high as 25 kt. A chance of 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.