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21NM N Seattle WA

[NOTICE]

Last Update: 9:40 pm PDT May 24, 2025
Forecast Valid: 11pm PDT May 24, 2025-6pm PDT May 31, 2025

Overnight

Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

Sunday

Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.

Sunday Night

Variable winds less than 5 kt becoming S 5 to 9 kt after midnight. A slight chance of showers after 11pm. Waves 1 ft or less.

Memorial Day

SSE wind 5 to 8 kt becoming SSW in the afternoon. A chance of showers. Waves 1 ft or less.

Monday Night

WNW wind 5 to 8 kt becoming variable and less than 5 kt in the evening. Mostly cloudy. Waves 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming NNW 5 to 8 kt in the afternoon. Mostly sunny. Waves 1 ft or less.

Tuesday Night

NNW wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Waves 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming NW around 6 kt in the afternoon. Sunny. Waves 1 ft or less.

Wednesday Night

NW wind 5 to 7 kt becoming variable and less than 5 kt. Mostly clear. 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.