For More Weather Information:

Seattle, WA Local Forecast Office

18NM WNW Seattle WA

Marine Point Forecast

[NOTICE]

Today
S 15kt
< 1ft

Small Craft Advisory
Tonight
S 16kt
< 1ft

Small Craft Advisory
Wednesday
S 17kt
< 1ft
Wednesday Night
S 17kt
< 1ft
Thursday
S 11kt
< 1ft
Thursday Night
S 8kt⇓
< 1ft
Friday
Light Wind
< 1ft
Friday Night
Light Wind
< 1ft
Saturday
Light Wind
< 1ft

Associated Zone Forecast which includes this point

Last Update: 2:25 am PDT Sep 30, 2025
Forecast Valid: 6am PDT Sep 30, 2025-6pm PDT Oct 6, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM PDT THIS MORNING

Today

S wind 6 to 15 kt, with gusts as high as 24 kt. Rain, mainly after 4pm. Waves 1 ft or less.

Tonight

S wind 10 to 16 kt, with gusts as high as 25 kt. Rain, mainly before 4am. Waves 1 ft or less.

Wednesday

S wind 11 to 17 kt, with gusts as high as 23 kt. Rain before 11am, then showers and possibly a thunderstorm after 11am. Waves 1 ft or less.

Wednesday Night

S wind 13 to 17 kt, with gusts as high as 25 kt. Showers and possibly a thunderstorm before 8pm, then rain after 8pm. Waves 1 ft or less.

Thursday

S wind around 11 kt, with gusts as high as 20 kt. Rain before 5pm, then showers likely and possibly a thunderstorm after 5pm. Waves 1 ft or less.

Thursday Night

S wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm. Waves 1 ft or less.

Friday

Variable winds 5 kt or less. A chance of rain. Waves 1 ft or less.

Friday Night

Variable winds 5 kt or less. A chance of rain. Waves 1 ft or less.

Saturday

Variable winds 5 kt or less. A chance of rain. 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.