Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

For More Weather Information:

Chicago, IL Local Forecast Office

4NM ENE Chicago IL

Marine Point Forecast

[NOTICE]

Late Afternoon
High: 80 °F
S 10kt
1ft
Tonight
Low: 74 °F
ESE 10kt
< 1ft
Monday
High: 78 °F
Light Wind
< 1ft
Monday Night
Low: 73 °F
ENE 10kt
< 1ft
Tuesday
High: 79 °F
Light Wind
< 1ft
Tuesday Night
Low: 73 °F
Light Wind
< 1ft
Wednesday
High: 78 °F
Light Wind
< 1ft
Wednesday Night
Low: 71 °F
Light Wind
< 1ft
Thursday
High: 76 °F
NNE 10kt
1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 5:06 pm CDT Aug 9, 2026
Forecast Valid: 5pm CDT Aug 9, 2026-6pm CDT Aug 16, 2026

View Nearby Observations

Detailed Forecast

Late Afternoon

S wind around 10 kt. A slight chance of showers and thunderstorms. Waves around 1 ft.

Tonight

S wind 5 to 10 kt becoming ESE in the evening. Winds could gust as high as 20 kt. Showers and thunderstorms likely, mainly before 3am. Some of the storms could produce heavy rainfall. Waves 1 ft or less.

Monday

Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 3pm. Waves 1 ft or less.

Monday Night

NE wind 5 to 10 kt becoming SE after midnight. Showers and thunderstorms likely, mainly between 9pm and 11pm. Waves 1 ft or less.

Tuesday

Variable winds 5 kt or less. Showers and thunderstorms likely before 7am, then showers likely between 7am and 10am, then showers likely and possibly a thunderstorm after 10am. Waves 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. Showers likely and possibly a thunderstorm. Waves 1 ft or less.

Wednesday

Variable winds 5 kt or less. A chance of showers, with thunderstorms also possible after 10am. Waves 1 ft or less.

Wednesday Night

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

Thursday

NNE wind 5 to 10 kt. Partly sunny. 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.