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20NM SSW Seattle WA

[NOTICE]

Last Update: 7:01 am PST Nov 15, 2025
Forecast Valid: 9am PST Nov 15, 2025-6pm PST Nov 21, 2025

Today

SSW wind 5 to 7 kt. Rain likely, mainly between 2pm and 4pm. Waves 1 ft or less.

Tonight

Variable winds 5 kt or less. A chance of rain, mainly after 4am. Patchy fog after 10pm. Waves 1 ft or less.

Sunday

Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Rain, mainly after 10am. Waves 1 ft or less.

Sunday Night

SSW wind around 6 kt. Rain, mainly before midnight, then showers likely after midnight. Waves 1 ft or less.

Monday

Variable winds less than 5 kt becoming SSW 5 to 7 kt in the morning. Showers likely. Waves 1 ft or less.

Monday Night

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

Tuesday

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

Tuesday Night

Variable winds 5 kt or less. A slight chance of showers. Patchy fog after 5am. Waves 1 ft or less.

Wednesday

Variable winds 5 kt or less. A chance of rain. Patchy fog before 10am. 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.