Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. 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]

Today
High: 84 °F
W 10kt
1ft
Tonight
Low: 68 °F
NW 10kt
< 1ft
Thursday
High: 75 °F
NE 10kt
< 1ft
Thursday Night
Low: 68 °F
NNE 10kt
1ft
Friday
High: 75 °F
Light Wind
1ft
Friday Night
Low: 67 °F
E 10kt
< 1ft
Saturday
High: 80 °F
S 10kt
< 1ft
Saturday Night
Low: 71 °F
S 10kt
< 1ft
Sunday
High: 86 °F
SSW 15kt
1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 11:01 am CDT Aug 26, 2026
Forecast Valid: 11am CDT Aug 26, 2026-6pm CDT Sep 1, 2026

View Nearby Observations

Detailed Forecast

Today

W wind around 10 kt, with gusts as high as 20 kt. A slight chance of showers between 3pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Waves around 1 ft.

Tonight

NW wind 5 to 10 kt. A slight chance of showers before 7pm. Waves 1 ft or less.

Thursday

NW wind 5 to 10 kt becoming NE in the afternoon. Sunny. Waves 1 ft or less.

Thursday Night

NNE wind 5 to 10 kt. Mostly clear. Waves around 1 ft.

Friday

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

Friday Night

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

Saturday

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

Saturday Night

S wind around 10 kt. Mostly cloudy. Waves 1 ft or less.

Sunday

SSW wind 10 to 15 kt. Mostly 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.