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20NM SSW Seattle WA

[NOTICE]

Last Update: 7:00 am PST Dec 10, 2025
Forecast Valid: 8am PST Dec 10, 2025-6pm PST Dec 16, 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

Today

SSW wind 16 to 18 kt, with gusts as high as 29 kt. Rain. Patchy fog before 5pm. Waves 1 to 2 ft.

Tonight

SW wind 11 to 20 kt, with gusts as high as 27 kt. Rain. Patchy fog before 7pm, then Patchy fog between midnight and 2am. Waves 1 to 2 ft.

Thursday

SSW wind around 6 kt becoming variable and less than 5 kt in the afternoon. Rain. Waves 1 ft or less.

Thursday Night

Variable winds 5 kt or less. Rain likely. 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. Waves 1 ft or less.

Friday Night

SSW wind 5 to 7 kt. A chance of rain before 10pm. Waves 1 ft or less.

Saturday

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

Saturday Night

SSW wind 6 to 10 kt. Rain. Waves 1 ft or less.

Sunday

SSW wind around 11 kt. Rain. 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.