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18NM NW Seattle WA

[NOTICE]

Last Update: 7:00 am PST Nov 25, 2025
Forecast Valid: 12pm PST Nov 25, 2025-6pm PST Dec 1, 2025

This Afternoon

SSE wind around 7 kt. Rain. Waves 1 ft or less.

Tonight

S wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Rain likely, mainly before 11pm. Waves 1 ft or less.

Wednesday

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

Wednesday Night

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

Thanksgiving Day

S wind 7 to 10 kt. Rain. Waves 1 ft or less.

Thursday Night

SSW wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Rain, mainly before 10pm. Waves 1 ft or less.

Friday

Variable winds 5 kt or less. A chance of rain. Patchy fog before 11am. 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 less than 5 kt becoming N around 6 kt in the afternoon. 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.