For More Weather Information:

20NM SW Seattle WA

[NOTICE]

Last Update: 2:03 am PST Nov 19, 2025
Forecast Valid: 6am PST Nov 19, 2025-6pm PST Nov 25, 2025

Today

Variable winds 5 kt or less. Patchy fog after 5pm. Waves 1 ft or less.

Tonight

Variable winds less than 5 kt becoming S around 6 kt after midnight. Rain likely, mainly after 1am. Patchy fog before 7pm. Waves 1 ft or less.

Thursday

S wind around 7 kt. Rain likely, mainly before 10am. Waves 1 ft or less.

Thursday Night

SSW wind around 6 kt. A chance of rain. Waves 1 ft or less.

Friday

S wind 8 to 11 kt. A chance of rain. Waves 1 ft or less.

Friday Night

SSW wind around 13 kt. Rain likely, mainly after 10pm. Waves 1 ft or less.

Saturday

SSW wind 9 to 11 kt. Rain likely. Waves 1 ft or less.

Saturday Night

SSW wind 8 to 10 kt. Rain likely. Waves 1 ft or less.

Sunday

SSW wind around 8 kt. Rain likely. 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.