For More Weather Information:

Seattle, WA Local Forecast Office

21NM S Seattle WA

Marine Point Forecast

[NOTICE]
    • Friday

      Friday:Variable winds 5 kt or less. Rain likely, mainly after 4pm.   Waves 1 ft or less.

      Light Wind
      < 1ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. Rain, mainly after 4am.   Waves 1 ft or less.

      Light Wind
      < 1ft

    • Saturday

      Saturday:Variable winds less than 5 kt becoming S 5 to 8 kt in the morning. Rain.   Waves 1 ft or less.

      ⇑S 8kt
      < 1ft

    • Saturday Night

      Saturday Night:E wind 8 to 13 kt becoming SSE after midnight. Winds could gust as high as 20 kt. Rain.   Waves 1 ft or less.

      SSE 13kt
      < 1ft

    • Sunday

      Sunday:SSW wind 11 to 16 kt. Rain.   Waves around 1 ft.

      SSW 16kt
      1ft

    • Sunday Night

      Sunday Night:S wind 6 to 8 kt. Rain likely.   Waves 1 ft or less.

      S 8kt
      < 1ft

    • Monday

      Monday:Variable winds 5 kt or less. A chance of rain, mainly before 4pm.   Waves 1 ft or less.

      Light Wind
      < 1ft

    • Monday Night

      Monday Night:Variable winds less than 5 kt becoming S 5 to 7 kt in the evening. A chance of rain.   Waves 1 ft or less.

      ⇑S 7kt
      < 1ft

    • Tuesday

      Tuesday:S wind 10 to 14 kt, with gusts as high as 21 kt. Rain likely.   Waves 1 ft or less.

      S 14kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 1:25 am PST Jan 2, 2026
Forecast Valid: 3am PST Jan 2, 2026-6pm PST Jan 8, 2026

View Nearby Observations

Detailed Forecast

...GALE WATCH IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY

Friday
Variable winds 5 kt or less. Rain likely, mainly after 4pm. Waves 1 ft or less.
Friday Night
Variable winds 5 kt or less. Rain, mainly after 4am. Waves 1 ft or less.
Saturday
Variable winds less than 5 kt becoming S 5 to 8 kt in the morning. Rain. Waves 1 ft or less.
Saturday Night
E wind 8 to 13 kt becoming SSE after midnight. Winds could gust as high as 20 kt. Rain. Waves 1 ft or less.
Sunday
SSW wind 11 to 16 kt. Rain. Waves around 1 ft.
Sunday Night
S wind 6 to 8 kt. Rain likely. Waves 1 ft or less.
Monday
Variable winds 5 kt or less. A chance of rain, mainly before 4pm. Waves 1 ft or less.
Monday Night
Variable winds less than 5 kt becoming S 5 to 7 kt in the evening. A chance of rain. Waves 1 ft or less.
Tuesday
S wind 10 to 14 kt, with gusts as high as 21 kt. Rain likely. 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.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

Point Forecast: 47.27°N 122.44°W
Last Update: 1:25 am PST Jan 2, 2026
Forecast Valid: 3am PST Jan 2, 2026-6pm PST Jan 8, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data