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20NM SSW Seattle WA

[NOTICE]

Last Update: 9:57 pm PST Dec 10, 2025
Forecast Valid: 11pm PST Dec 10, 2025-6pm PST Dec 17, 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM PST THURSDAY...

Overnight

SW wind 9 to 15 kt, with gusts as high as 24 kt. Rain. Waves around 1 ft.

Thursday

Variable winds 5 kt or less. Rain, mainly before 11am. Waves 1 ft or less.

Thursday Night

Variable winds 5 kt or less. Rain likely, mainly before 10pm. Waves 1 ft or less.

Friday

Variable winds less than 5 kt becoming SSW 5 to 7 kt in the morning. A chance of rain, mainly before 4pm. Waves 1 ft or less.

Friday Night

SSW wind around 6 kt becoming variable and less than 5 kt after midnight. A slight chance of rain before 10pm. Waves 1 ft or less.

Saturday

Variable winds 5 kt or less. A slight chance of rain after 4pm. Waves 1 ft or less.

Saturday Night

SSW wind 6 to 9 kt. Rain, mainly after 10pm. Waves 1 ft or less.

Sunday

SSW wind 10 to 12 kt. Rain. Waves around 1 ft.

Sunday Night

S wind around 8 kt. 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.