Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Hazardous Weather Conditions

For More Weather Information:

Chicago, IL Local Forecast Office

7NM ENE Chicago IL

Marine Point Forecast

[NOTICE]

Sunday
High: 51 °F
SW 15kt
1ft
Sunday Night
Low: 22 °F
⇑W 35kt
5ft

Gale Warning
Monday
High: 27 °F
WNW 30kt
5-6ft

Gale Warning
Monday Night
Low: 18 °F
NW 25kt
7ft

Gale Warning
Tuesday
High: 31 °F
WNW 15kt
2-4ft
Tuesday Night
Low: 27 °F
WSW 15kt
1-2ft
Wednesday
High: 32 °F
WNW 15kt
1-2ft
Wednesday Night
Low: 20 °F
NW 15kt
1-2ft
New Year's Day
High: 22 °F
WNW 15kt
1-2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:11 am CST Dec 28, 2025
Forecast Valid: 3am CST Dec 28, 2025-6pm CST Jan 3, 2026

View Nearby Observations

Detailed Forecast

Sunday

S wind 5 to 15 kt becoming E in the morning. Showers and possibly a thunderstorm, mainly before 5pm, then a slight chance of showers and thunderstorms after 5pm. Areas of dense fog before noon. Waves around 1 ft.

Sunday Night

W wind 20 to 25 kt increasing to 30 to 35 kt after midnight. Winds could gust as high as 45 kt. A slight chance of rain showers before 9pm, then snow showers likely after midnight. Widespread freezing spray after 1am. Waves 1 ft building to 5 ft.

Monday

WNW wind 25 to 30 kt, with gusts as high as 45 kt. Snow showers likely, mainly before noon. Widespread freezing spray before 11am, then Widespread freezing spray after 5pm. Waves 5 to 6 ft. occasionally to 8ft.

Monday Night

NW wind 15 to 25 kt. Widespread freezing spray. Partly cloudy. Waves 7 ft subsiding to 4 ft.

Tuesday

WNW wind around 15 kt becoming WSW in the afternoon. Partly sunny. Waves 2 to 4 ft.

Tuesday Night

WSW wind around 15 kt becoming WNW after midnight. Winds could gust as high as 20 kt. Mostly cloudy. Waves 1 to 2 ft.

Wednesday

WNW wind around 15 kt. A slight chance of snow after noon. Waves 1 to 2 ft.

Wednesday Night

NW wind around 15 kt. A chance of snow. Waves 1 to 2 ft.

New Year's Day

WNW wind 10 to 15 kt. Mostly sunny. Waves 1 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.