Below Normal Temperatures and Lake Effect Snow in the Eastern U.S.

Well below normal temperatures will continue across much of the eastern U.S. into Monday. Cold Weather Advisories have been issued from the Ohio Valley down to the northern Gulf Coast and southeast U.S. Heavy lake effect snow continues into Monday east of Lakes Erie and Ontario. Lake Effect Snow Warnings remain in effect. Read More >

Hazardous Weather Conditions

For More Weather Information:

Chicago, IL Local Forecast Office

17NM ESE Evanston IL

Marine Point Forecast

[NOTICE]

Monday
High: 29 °F
SSW 25kt
6ft

Gale Warning
Monday Night
Low: 27 °F
WSW 15kt
1-2ft
Tuesday
High: 40 °F
SSW 25kt
4ft
Tuesday Night
Low: 36 °F
SSW 25kt
5ft
Wednesday
High: 41 °F
W 15kt
1-2ft
Wednesday Night
Low: 38 °F
⇑S 25kt
6ft
Thursday
High: 47 °F
W 30kt
5-7ft
Thursday Night
Low: 20 °F
WNW 30kt⇓
5-7ft
Friday
High: 32 °F
NW 15kt
5ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:12 am CST Dec 15, 2025
Forecast Valid: 3am CST Dec 15, 2025-6pm CST Dec 21, 2025

View Nearby Observations

Detailed Forecast

Monday

SSW wind 20 to 25 kt, with gusts as high as 35 kt. Widespread freezing spray before noon. Mostly cloudy. Waves 6 ft subsiding to 3 ft.

Monday Night

WSW wind 10 to 15 kt. Partly cloudy. Waves 1 to 2 ft.

Tuesday

SSW wind 15 to 25 kt. Mostly sunny. Waves 1 ft building to 4 ft.

Tuesday Night

SSW wind 15 to 25 kt becoming W after midnight. Mostly cloudy. Waves 5 ft subsiding to 2 ft.

Wednesday

W wind 10 to 15 kt becoming S in the afternoon. Mostly sunny. Waves 1 to 2 ft.

Wednesday Night

S wind 15 to 20 kt increasing to 20 to 25 kt after midnight. A chance of rain after midnight. Waves 1 ft building to 6 ft.

Thursday

S wind 25 to 30 kt becoming W in the afternoon. Winds could gust as high as 35 kt. Rain before noon, then a chance of rain and snow. Waves 5 to 7 ft. occasionally to 9ft.

Thursday Night

WNW wind 25 to 30 kt decreasing to 20 to 25 kt after midnight. Widespread freezing spray between midnight and 4am. Mostly cloudy. Waves 5 to 7 ft. occasionally to 9ft.

Friday

NW wind 10 to 15 kt becoming S in the afternoon. Mostly cloudy. Waves 5 ft subsiding to 2 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.