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]

Saturday
High: 76 °F
WNW 10kt
< 1ft
Saturday Night
Low: 69 °F
Light Wind
< 1ft
Sunday
High: 83 °F
S 10kt
< 1ft
Sunday Night
Low: 74 °F
SSW 10kt
< 1ft
Monday
High: 83 °F
S 10kt
< 1ft
Monday Night
Low: 72 °F
NE 10kt
< 1ft
Tuesday
High: 79 °F
Light Wind
< 1ft
Tuesday Night
Low: 71 °F
Light Wind
< 1ft
Wednesday
High: 79 °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: 1:21 am CDT Aug 8, 2026
Forecast Valid: 2am CDT Aug 8, 2026-6pm CDT Aug 14, 2026

View Nearby Observations

Detailed Forecast

Saturday

W wind 5 to 10 kt becoming E in the afternoon. Mostly sunny. Waves 1 ft or less.

Saturday Night

Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

Sunday

S wind 5 to 10 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms, mainly after noon. Waves 1 ft or less.

Sunday Night

SSW wind around 10 kt, with gusts as high as 15 kt. Showers and possibly a thunderstorm. Waves 1 ft or less.

Monday

SW wind 5 to 10 kt becoming SSE in the afternoon. A chance of showers and thunderstorms. Waves 1 ft or less.

Monday Night

NE wind 5 to 10 kt becoming SE after midnight. Showers and possibly a thunderstorm. Waves 1 ft or less.

Tuesday

Variable winds 5 kt or less. Winds could gust as high as 10 kt. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Waves 1 ft or less.

Tuesday Night

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

Wednesday

Variable winds 5 kt or less. A chance of showers, with thunderstorms also possible after 1pm. 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.