Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Hazardous Weather Conditions

For More Weather Information:

Portland, OR Local Forecast Office

6NM NE Long Beach WA

Marine Point Forecast

[NOTICE]

Wednesday
SSW 19kt
3ft

Gale Warning
Wednesday Night
SW 17kt
2-3ft

Gale Warning
Thursday
Light Wind
1ft

Small Craft Advisory
Thursday Night
Light Wind
1ft
Friday
Light Wind
1ft
Friday Night
Light Wind
1ft
Saturday
S 7kt
1ft
Saturday Night
S 11kt
2ft
Sunday
SSW 10kt
2ft

Associated Zone Forecast which includes this point

Last Update: 1:41 am PST Dec 10, 2025
Forecast Valid: 1am PST Dec 10, 2025-6pm PST Dec 16, 2025

View Nearby Observations

Detailed Forecast

Wednesday

SSW wind 17 to 19 kt, with gusts as high as 31 kt. Showers. N swell 0 ft at 0 seconds. Wind waves around 3 ft.

Wednesday Night

SW wind 9 to 17 kt, with gusts as high as 28 kt. Showers. N swell 0 ft at 0 seconds. Wind waves 2 to 3 ft.

Thursday

Variable winds 5 kt or less. Showers. N swell 0 ft at 0 seconds. Wind waves around 1 ft.

Thursday Night

Variable winds 5 kt or less. Showers. N swell 0 ft. Wind waves around 1 ft.

Friday

Variable winds 5 kt or less. Showers. N swell 0 ft. Wind waves around 1 ft.

Friday Night

Variable winds 5 kt or less. A chance of showers, mainly before 4am. N swell 0 ft. Wind waves around 1 ft.

Saturday

S wind 5 to 7 kt. A chance of showers, mainly after 10am. N swell 0 ft. Wind waves around 1 ft.

Saturday Night

S wind around 11 kt, with gusts as high as 21 kt. Rain. N swell 0 ft. Wind waves around 2 ft.

Sunday

SSW wind around 10 kt, with gusts as high as 19 kt. Rain. N swell 0 ft. Wind 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.