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Seattle, WA Local Forecast Office

26NM SSW Seattle WA

Marine Point Forecast

[NOTICE]

Today
⇑SW 18km/h
< 1m
Tonight
SSW 23km/h
< 1m
Wednesday
⇑SW 34km/h
< 1m
Wednesday Night
SW 35km/h⇓
< 1m
Thursday
SW 23km/h
< 1m
Thursday Night
SSW 21km/h
< 1m
Friday
⇑SW 27km/h
< 1m
Friday Night
SSW 24km/h
< 1m
Saturday
WSW 21km/h
< 1m

Associated Zone Forecast which includes this point

Last Update: 11:27 pm PDT May 11, 2026
Forecast Valid: 8am PDT May 12, 2026-6pm PDT May 18, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds less than 5 km/h becoming SW 13 to 18 km/h in the afternoon. Mostly sunny. Wind waves 1 m or less.

Tonight

SSW wind 16 to 23 km/h. A chance of rain, mainly between 11pm and 5am. Wind waves 1 m or less.

Wednesday

SW wind 18 to 23 km/h increasing to 29 to 34 km/h in the afternoon. Winds could gust as high as 45 km/h. Rain likely, mainly before 3pm. Wind waves 1 m or less.

Wednesday Night

SW wind 30 to 35 km/h decreasing to 24 to 29 km/h after midnight. Winds could gust as high as 45 km/h. Partly cloudy. Wind waves 1 m or less.

Thursday

SW wind 18 to 23 km/h. Partly sunny. Wind waves 1 m or less.

Thursday Night

SSW wind 13 to 21 km/h. A chance of rain before 11pm. Wind waves 1 m or less.

Friday

SW wind 14 to 19 km/h increasing to 22 to 27 km/h in the afternoon. Winds could gust as high as 34 km/h. A chance of rain, then showers likely and possibly a thunderstorm after 11am. Wind waves 1 m or less.

Friday Night

SSW wind 14 to 24 km/h, with gusts as high as 34 km/h. A slight chance of rain. Wind waves 1 m or less.

Saturday

WSW wind 13 to 21 km/h. A chance of showers and thunderstorms after 11am. Wind waves 1 m 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.