Significant and Catastrophic Flooding in the Pacific Northwest; Very Cold Temperatures in the Northern Plains

The atmospheric river over the Pacific Northwest will begin to subside today, but lingering rainfall will exacerbate ongoing catastrophic major river flooding, and landslides will continue across portions of western Washington and northwest Oregon for several days. Arctic air will plummet southward into the Northern Plains today, bringing cold air in the single digits to the region by Friday. Read More >

Hazardous Weather Conditions

For More Weather Information:

Chicago, IL Local Forecast Office

5NM WSW Michigan City IN

Marine Point Forecast

[NOTICE]

Today
High: 29 °F
W 10kt
1-3ft

Small Craft Advisory
Tonight
Low: 25 °F
Light Wind
< 1ft
Friday
High: 32 °F
W 10kt
< 1ft
Friday Night
Low: 14 °F
WNW 20kt
6ft
Saturday
High: 18 °F
WNW 20kt
4-6ft
Saturday Night
Low: 8 °F
WNW 20kt
8ft
Sunday
High: 18 °F
WNW 20kt
8ft
Sunday Night
Low: 7 °F
SSW 15kt
2-4ft
Monday
High: 24 °F
SSW 15kt
2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:06 am CST Dec 11, 2025
Forecast Valid: 9am CST Dec 11, 2025-6pm CST Dec 17, 2025

View Nearby Observations

Detailed Forecast

Today

W wind 5 to 10 kt becoming SW in the afternoon. Mostly cloudy. Waves 1 to 3 ft.

Tonight

Variable winds 5 kt or less. A chance of snow, mainly between 8pm and 3am. Waves 1 ft or less.

Friday

ESE wind 5 to 10 kt becoming W in the afternoon. A chance of snow showers, mainly after noon. Waves 1 ft or less.

Friday Night

WNW wind 10 to 20 kt. A chance of snow showers before midnight. Widespread freezing spray after 4am. Waves 1 ft building to 6 ft.

Saturday

WNW wind 15 to 20 kt. Snow likely, mainly after noon. Widespread freezing spray before noon. Waves 4 to 6 ft. occasionally to 8ft.

Saturday Night

WNW wind 15 to 20 kt, with gusts as high as 25 kt. A chance of snow. Widespread freezing spray. Waves 5 ft building to 8 ft.

Sunday

WNW wind 10 to 20 kt, with gusts as high as 25 kt. A slight chance of snow before noon. Widespread freezing spray before 1pm. Waves 8 ft subsiding to 5 ft.

Sunday Night

W wind 10 to 15 kt becoming SSW after midnight. Mostly cloudy. Waves 2 to 4 ft.

Monday

SSW wind around 15 kt, with gusts as high as 25 kt. Mostly sunny. Waves around 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.