Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

For More Weather Information:

San Francisco Bay Area/Monterey, CA Local Forecast Office

43NM SE Point Arena CA

Marine Point Forecast

[NOTICE]

Tonight
Light Wind
3ft
Monday
Light Wind
3ft
Monday Night
N 8kt
3ft
Tuesday
NW 6kt
4ft
Tuesday Night
NNW 8kt
4ft
Wednesday
NW 7kt
4ft
Wednesday Night
NNW 8kt
4ft
Thursday
Light Wind
4ft
Thursday Night
Light Wind
4-5ft

Associated Zone Forecast which includes this point

Last Update: 8:31 pm PST Dec 7, 2025
Forecast Valid: 10pm PST Dec 7, 2025-6pm PST Dec 14, 2025

View Nearby Observations

Detailed Forecast

Tonight

Variable winds 5 kt or less. Patchy fog before 11pm, then Patchy fog after 2am. Mixed swell...WNW 4 ft at 6 seconds and SSW 1 ft at 13 seconds. Wind waves 1 ft or less.

Monday

Variable winds 5 kt or less. Patchy fog. Mixed swell...WNW 3 ft at 6 seconds and SSW 1 ft at 13 seconds. Wind waves 1 ft or less.

Monday Night

N wind 6 to 8 kt. Patchy fog before 7pm, then Patchy fog after 1am. Mixed swell...WNW 4 ft at 7 seconds and SSW 1 ft at 13 seconds. Wind waves around 1 ft.

Tuesday

NW wind around 6 kt. Patchy fog. Mixed swell...WNW 5 ft and S 1 ft. Wind waves 1 ft or less.

Tuesday Night

NNW wind around 8 kt. Patchy fog after 1am. Mixed swell...WNW 4 to 5 ft and S 3 ft becoming SW. Wind waves around 1 ft.

Wednesday

NW wind around 7 kt. Patchy fog. Mixed swell...WNW 4 ft and SSW 3 ft. Wind waves around 1 ft.

Wednesday Night

NNW wind around 8 kt. Patchy fog after 1am. Mixed swell...W 5 ft and SW 4 ft becoming S 1 ft. Wind waves around 1 ft.

Thursday

Variable winds 5 kt or less. Patchy fog. Mixed swell...W 6 ft and S 1 ft. Wind waves 1 ft or less.

Thursday Night

Variable winds 5 kt or less. Patchy fog before 1am. Mixed swell...WNW 6 ft and S 1 ft. Wind waves 1 ft or less.

*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.