Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

For More Weather Information:

Portland, OR Local Forecast Office

11NM S Cannon Beach OR

Marine Point Forecast

[NOTICE]

Sunday
NNW 8kt
3-4ft
Sunday Night
Light Wind
4-5ft
Monday
W 6kt
5ft
Monday Night
Light Wind
5ft
Tuesday
⇑SSW 20kt
5-6ft
Tuesday Night
SW 20kt⇓
8-9ft
Wednesday
W 11kt
8ft
Wednesday Night
NW 12kt
8ft
Thursday
⇑WNW 8kt
6-7ft

Associated Zone Forecast which includes this point

Last Update: 2:01 am PDT Apr 12, 2026
Forecast Valid: 2am PDT Apr 12, 2026-6pm PDT Apr 18, 2026

View Nearby Observations

Detailed Forecast

Sunday

NNW wind 6 to 8 kt. A chance of showers, mainly after 11am. Mixed swell...WNW 4 ft at 10 seconds and SW 1 ft at 15 seconds. Wind waves around 1 ft.

Sunday Night

Variable winds 5 kt or less. Showers likely, mainly between 2am and 3am. Mixed swell...WNW 5 ft at 9 seconds and SW 1 ft at 15 seconds. Wind waves around 1 ft.

Monday

W wind around 6 kt. Showers likely, mainly before 11am. Mixed swell...WNW 5 ft at 9 seconds and SW 1 ft at 14 seconds. Wind waves around 1 ft.

Monday Night

Variable winds 5 kt or less. A chance of showers, mainly after 11pm. Mixed swell...WNW 5 ft and SW 1 ft. Wind waves around 1 ft.

Tuesday

SSW wind 7 to 12 kt increasing to 15 to 20 kt in the afternoon. Winds could gust as high as 28 kt. Rain. Mixed swell...WNW 5 ft and SW 1 ft. Wind waves 1 ft building to 4 ft.

Tuesday Night

SW wind 15 to 20 kt becoming WNW 8 to 13 kt after midnight. Winds could gust as high as 26 kt. Rain. Mixed swell...W 9 ft and SW 1 ft. Wind waves 4 ft subsiding to 1 ft.

Wednesday

W wind 6 to 11 kt. Rain before 11am, then showers and possibly a thunderstorm after 11am. Mixed swell...WNW 8 ft and SW 1 ft. Wind waves 1 to 2 ft.

Wednesday Night

NW wind 6 to 12 kt. Showers and possibly a thunderstorm before 11pm, then a chance of rain after 11pm. Mixed swell...WNW 8 ft and SW 1 ft. Wind waves 1 to 2 ft.

Thursday

Variable winds less than 5 kt becoming WNW 5 to 8 kt in the afternoon. A chance of rain. Mixed swell...WNW 6 to 7 ft and SW 1 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.