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18NM NW Seattle WA

[NOTICE]

Last Update: 2:25 am PDT Jul 15, 2025
Forecast Valid: 3am PDT Jul 15, 2025-6pm PDT Jul 21, 2025

Tuesday

Variable winds less than 5 kt becoming N 5 to 9 kt in the morning. Sunny. Waves 1 ft or less.

Tuesday Night

N wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Clear. Waves 1 ft or less.

Wednesday

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

Wednesday Night

N wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.

Thursday

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

Thursday Night

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

Friday

Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Mostly sunny. Waves 1 ft or less.

Friday Night

NNW wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly cloudy. Waves 1 ft or less.

Saturday

Variable winds 5 kt or less. Partly sunny. 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.