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:

Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

Today
High: 31 °F
W 15kt
2-4ft

Small Craft Advisory
Tonight
Low: 25 °F
SE 10kt
1-2ft
Friday
High: 32 °F
WSW 10kt
< 1ft
Friday Night
Low: 18 °F
WNW 25kt
8ft
Saturday
High: 21 °F
WNW 25kt
7-8ft
Saturday Night
Low: 14 °F
NW 25kt
7-9ft
Sunday
High: 23 °F
NW 25kt
9ft
Sunday Night
Low: 13 °F
SSW 20kt
3-5ft
Monday
High: 28 °F
SSW 20kt
3-5ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 5:29 am CST Dec 11, 2025
Forecast Valid: 8am CST Dec 11, 2025-6pm CST Dec 17, 2025

View Nearby Observations

Detailed Forecast

Today

W wind 5 to 15 kt. Mostly cloudy. Waves 2 to 4 ft.

Tonight

W wind 5 to 10 kt becoming ESE after midnight. A slight chance of snow between 9pm and 2am. Waves 1 to 2 ft.

Friday

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

Friday Night

WNW wind 15 to 25 kt, with gusts as high as 30 kt. Snow likely, mainly before midnight. Widespread freezing spray after 4am. Waves 1 ft building to 8 ft.

Saturday

WNW wind 20 to 25 kt. Snow likely, mainly after noon. Widespread freezing spray. Waves 7 to 8 ft.

Saturday Night

NW wind 20 to 25 kt, with gusts as high as 30 kt. Snow likely, mainly before midnight. Widespread freezing spray. Waves 7 to 9 ft.

Sunday

NW wind 15 to 25 kt, with gusts as high as 30 kt. A chance of snow before noon. Widespread freezing spray before 11am. Waves 9 ft subsiding to 6 ft.

Sunday Night

WNW wind 15 to 20 kt becoming SSW after midnight. Mostly cloudy. Waves 3 to 5 ft.

Monday

SSW wind 15 to 20 kt, with gusts as high as 30 kt. Partly sunny. Waves 3 to 5 ft.

The water temperature at St. Joseph and Michigan City is 40
degrees.

*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.