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Seattle, WA Local Forecast Office

20NM SSW Seattle WA

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:NNE wind 5 to 8 kt becoming variable and less than 5 kt in the evening. Clear. Waves 1 ft or less.

      NNE 8kt⇓
      < 1ft

    • Monday

      Monday:Variable winds less than 5 kt becoming NNE 5 to 7 kt in the morning. Sunny. Waves 1 ft or less.

      ⇑NNE 7kt
      < 1ft

    • Monday Night

      Monday Night:NNE wind around 6 kt becoming variable and less than 5 kt in the evening. Clear. Waves 1 ft or less.

      NNE 6kt⇓
      < 1ft

    • Tuesday

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

      Light Wind
      < 1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming SW around 6 kt in the afternoon. A slight chance of showers.   Waves 1 ft or less.

      ⇑SW 6kt
      < 1ft

    • Wednesday Night

      Wednesday Night:NNW wind around 6 kt becoming variable and less than 5 kt in the evening. A slight chance of showers.   Waves 1 ft or less.

      NNW 6kt⇓
      < 1ft

    • Thursday

      Thursday:Variable winds less than 5 kt becoming N 5 to 7 kt in the afternoon. A slight chance of showers.   Waves 1 ft or less.

      ⇑N 7kt
      < 1ft

    • Thursday Night

      Thursday Night:N wind 5 to 7 kt becoming variable and less than 5 kt in the evening. A slight chance of showers.   Waves 1 ft or less.

      N 7kt⇓
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 2:25 pm PDT Oct 5, 2025
Forecast Valid: 5pm PDT Oct 5, 2025-6pm PDT Oct 12, 2025

View Nearby Observations

Detailed Forecast


Tonight
NNE wind 5 to 8 kt becoming variable and less than 5 kt in the evening. Clear. Waves 1 ft or less.
Monday
Variable winds less than 5 kt becoming NNE 5 to 7 kt in the morning. Sunny. Waves 1 ft or less.
Monday Night
NNE wind around 6 kt becoming variable and less than 5 kt in the evening. Clear. Waves 1 ft or less.
Tuesday
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Wednesday
Variable winds less than 5 kt becoming SW around 6 kt in the afternoon. A slight chance of showers. Waves 1 ft or less.
Wednesday Night
NNW wind around 6 kt becoming variable and less than 5 kt in the evening. A slight chance of showers. Waves 1 ft or less.
Thursday
Variable winds less than 5 kt becoming N 5 to 7 kt in the afternoon. A slight chance of showers. Waves 1 ft or less.
Thursday Night
N wind 5 to 7 kt becoming variable and less than 5 kt in the evening. A slight chance of showers. Waves 1 ft or less.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 47.34°N 122.59°W
Last Update: 2:25 pm PDT Oct 5, 2025
Forecast Valid: 5pm PDT Oct 5, 2025-6pm PDT Oct 12, 2025
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