Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

For More Weather Information:

Portland, OR Local Forecast Office

6NM NE Long Beach WA

Marine Point Forecast

[NOTICE]

Today
SW 15kt
< 1ft

Gale Warning
Tonight
ENE 8kt
1-2ft

Small Craft Advisory
Christmas Day
ESE 9kt
2ft
Thursday Night
ESE 7kt
1-2ft
Friday
WNW 11kt
2ft
Friday Night
WNW 11kt
2ft
Saturday
NW 6kt⇓
1-2ft
Saturday Night
Light Wind
1ft
Sunday
Light Wind
1ft

Associated Zone Forecast which includes this point

Last Update: 10:41 am PST Dec 24, 2025
Forecast Valid: 10am PST Dec 24, 2025-6pm PST Dec 30, 2025

View Nearby Observations

Detailed Forecast

Today

SSE wind 9 to 15 kt becoming SW in the afternoon. Winds could gust as high as 32 kt. Rain, mainly before 1pm. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

Tonight

SE wind 5 to 8 kt becoming ENE after midnight. A chance of rain before 7pm, then a chance of rain after 4am. N swell 0 ft at 0 seconds. Wind waves 1 to 2 ft.

Christmas Day

ESE wind around 9 kt. Rain, mainly after 10am. N swell 0 ft at 0 seconds. Wind waves around 2 ft.

Thursday Night

ESE wind around 7 kt. Rain. N swell 0 ft. Wind waves 1 to 2 ft.

Friday

WNW wind 8 to 11 kt, with gusts as high as 19 kt. Showers. N swell 0 ft. Wind waves around 2 ft.

Friday Night

WNW wind 9 to 11 kt, with gusts as high as 19 kt. A chance of showers. N swell 0 ft. Wind waves around 2 ft.

Saturday

NW wind around 6 kt becoming variable and less than 5 kt in the afternoon. Mostly cloudy. N swell 0 ft. Wind waves around 1 ft.

Saturday Night

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

Sunday

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