Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

For More Weather Information:

Portland, OR Local Forecast Office

12NM S Cannon Beach OR

Marine Point Forecast

[NOTICE]

Today
NNW 12kt
7ft
Tonight
N 9kt⇓
6-7ft
Monday
Light Wind
4-6ft
Monday Night
⇑NNE 8kt
7ft
Tuesday
NNE 11kt
5ft
Tuesday Night
N 12kt⇓
6ft
Wednesday
Light Wind
2-3ft
Wednesday Night
NNW 7kt⇓
2-3ft
Thursday
⇑WNW 11kt
7ft

Associated Zone Forecast which includes this point

Last Update: 7:41 am PDT Oct 18, 2026
Forecast Valid: 8am PDT Oct 18, 2026-6pm PDT Oct 24, 2026

View Nearby Observations

Detailed Forecast

Today

NE wind 7 to 12 kt becoming NNW in the afternoon. Mostly sunny. Mixed swell...W 7 ft at 12 seconds and SW 1 ft at 0 seconds. Wind waves 1 to 2 ft.

Tonight

N wind 5 to 9 kt becoming variable and less than 5 kt in the evening. Mostly cloudy. Mixed swell...WNW 6 to 7 ft at 12 seconds and SW 1 ft at 0 seconds. Wind waves 1 to 2 ft.

Monday

Variable winds 5 kt or less. Cloudy, then gradually becoming mostly sunny. Mixed swell...WNW 5 to 6 ft at 11 seconds and SW 1 ft at 0 seconds. Wind waves around 1 ft.

Monday Night

Variable winds less than 5 kt becoming NNE 5 to 8 kt in the evening. Partly cloudy. Mixed swell...W 7 ft and N 0 to 1 ft...becoming W 7 ft. Wind waves around 1 ft.

Tuesday

NNE wind 8 to 11 kt. Sunny. Mixed swell...W 5 ft and SW 1 ft. Wind waves 1 to 2 ft.

Tuesday Night

N wind 7 to 12 kt becoming variable and less than 5 kt after midnight. Mostly clear. Mixed swell...WNW 6 ft and SW 1 ft...becoming N 0 ft. Wind waves 1 to 2 ft.

Wednesday

Variable winds 5 kt or less. Sunny. Mixed swell...NW 3 ft and SW 1 ft. Wind waves 1 ft or less.

Wednesday Night

NNW wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Mixed swell...WNW 3 ft and SW 1 ft. Wind waves around 1 ft.

Thursday

Variable winds less than 5 kt becoming WNW 6 to 11 kt in the afternoon. A slight chance of rain. Mixed swell...WNW 7 ft and N 0 to 1 ft...becoming WNW 3 ft. Wind waves 1 to 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.