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Seattle, WA Local Forecast Office

38NM SW Seattle WA

Marine Point Forecast

[NOTICE]
    • Wednesday

      Wednesday:SSW wind 11 to 21 km/h increasing to 25 to 35 km/h. Winds could gust as high as 65 km/h. Rain.   Waves 1 m or less.

      ⇑SSW 35km/h
      < 1m

      Gale Warning
      Gale Warning

    • Wednesday Night

      Wednesday Night:SW wind 40 to 45 km/h decreasing to 34 to 39 km/h after midnight. Winds could gust as high as 65 km/h. Showers, mainly after 5am.   Waves 1 m or less.

      SW 45km/h⇓
      < 1m

      Gale Warning
      Gale Warning

    • Thursday

      Thursday:SW wind 21 to 24 km/h, with gusts as high as 32 km/h. Rain.   Waves 1 m or less.

      SW 24km/h
      < 1m

    • Thursday Night

      Thursday Night:SSW wind 11 to 16 km/h decreasing to 5 to 10 km/h after midnight. Rain.   Waves 1 m or less.

      SSW 16km/h⇓
      < 1m

    • Friday

      Friday:Variable winds 5 km/h or less. Rain.   Waves 1 m or less.

      Light Wind
      < 1m

    • Friday Night

      Friday Night:WSW wind 5 to 8 km/h. Rain.   Waves 1 m or less.

      WSW 8km/h
      < 1m

    • Saturday

      Saturday:WSW wind 10 to 14 km/h. A chance of showers.   Waves 1 m or less.

      WSW 14km/h
      < 1m

    • Saturday Night

      Saturday Night:W wind 9 to 14 km/h becoming variable and less than 5 km/h in the evening. A chance of showers.   Waves 1 m or less.

      W 14km/h⇓
      < 1m

    • Sunday

      Sunday:Variable winds less than 5 km/h becoming SSE 5 to 8 km/h in the afternoon. A chance of rain before 11am, then rain likely, possibly mixed with snow between 11am and 2pm, then rain likely after 2pm.   Waves 1 m or less.

      ⇑SSE 8km/h
      < 1m


Associated Zone Forecast which includes this point

Last Update: 2:26 am PDT Mar 11, 2026
Forecast Valid: 3am PDT Mar 11, 2026-6pm PDT Mar 17, 2026

View Nearby Observations

Detailed Forecast

...GALE WARNING IN EFFECT FROM THIS AFTERNOON THROUGH LATE

Wednesday
SSW wind 11 to 21 km/h increasing to 25 to 35 km/h. Winds could gust as high as 65 km/h. Rain. Waves 1 m or less.
Wednesday Night
SW wind 40 to 45 km/h decreasing to 34 to 39 km/h after midnight. Winds could gust as high as 65 km/h. Showers, mainly after 5am. Waves 1 m or less.
Thursday
SW wind 21 to 24 km/h, with gusts as high as 32 km/h. Rain. Waves 1 m or less.
Thursday Night
SSW wind 11 to 16 km/h decreasing to 5 to 10 km/h after midnight. Rain. Waves 1 m or less.
Friday
Variable winds 5 km/h or less. Rain. Waves 1 m or less.
Friday Night
WSW wind 5 to 8 km/h. Rain. Waves 1 m or less.
Saturday
WSW wind 10 to 14 km/h. A chance of showers. Waves 1 m or less.
Saturday Night
W wind 9 to 14 km/h becoming variable and less than 5 km/h in the evening. A chance of showers. Waves 1 m or less.
Sunday
Variable winds less than 5 km/h becoming SSE 5 to 8 km/h in the afternoon. A chance of rain before 11am, then rain likely, possibly mixed with snow between 11am and 2pm, then rain likely after 2pm. Waves 1 m 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: 47.12°N 122.9°W
Last Update: 2:26 am PDT Mar 11, 2026
Forecast Valid: 3am PDT Mar 11, 2026-6pm PDT Mar 17, 2026
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