National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

19NM SSW Seattle WA

Marine Point Forecast

[NOTICE]

    • Overnight

      Overnight:SSW wind around 10 kt. A chance of rain, mainly after 5am. Waves around 1 ft.

      SSW 10kt
      1ft

    • Monday

      Monday:SW wind 10 to 12 kt. A chance of rain, mainly after 8am. Waves around 1 ft.

      SW 12kt
      1ft

    • Monday Night

      Monday Night:SW wind around 12 kt. A chance of rain, mainly before 11pm. Waves around 1 ft.

      SW 12kt
      1ft

    • Tuesday

      Tuesday:SSW wind 11 to 18 kt. Rain. Waves around 1 ft.

      SSW 18kt
      1ft

    • Tuesday Night

      Tuesday Night:SSW wind 11 to 17 kt. Rain, mainly before 11pm. Waves around 1 ft.

      SSW 17kt
      1ft

    • Wednesday

      Wednesday:S wind 7 to 10 kt becoming WSW in the afternoon. A chance of rain, then showers and possibly a thunderstorm after 11am. Waves around 1 ft.

      WSW 10kt
      1ft

    • Wednesday Night

      Wednesday Night:W wind 5 to 7 kt becoming variable and less than 5 kt in the evening. A chance of rain before 11pm. Waves 1 ft or less.

      W 7kt⇓
      < 1ft

    • Thursday

      Thursday:Variable winds less than 5 kt becoming SSW around 6 kt in the afternoon. A slight chance of rain. Waves 1 ft or less.

      ⇑SSW 6kt
      < 1ft

    • Thursday Night

      Thursday Night:SW wind around 6 kt becoming variable and less than 5 kt in the evening. Partly cloudy. Waves 1 ft or less.

      SW 6kt⇓
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 11:27 am PDT Apr 12, 2026
Forecast Valid: 11pm PDT Apr 12, 2026-6pm PDT Apr 19, 2026

View Nearby Observations

Detailed Forecast


Overnight
SSW wind around 10 kt. A chance of rain, mainly after 5am. Waves around 1 ft.
Monday
SW wind 10 to 12 kt. A chance of rain, mainly after 8am. Waves around 1 ft.
Monday Night
SW wind around 12 kt. A chance of rain, mainly before 11pm. Waves around 1 ft.
Tuesday
SSW wind 11 to 18 kt. Rain. Waves around 1 ft.
Tuesday Night
SSW wind 11 to 17 kt. Rain, mainly before 11pm. Waves around 1 ft.
Wednesday
S wind 7 to 10 kt becoming WSW in the afternoon. A chance of rain, then showers and possibly a thunderstorm after 11am. Waves around 1 ft.
Wednesday Night
W wind 5 to 7 kt becoming variable and less than 5 kt in the evening. A chance of rain before 11pm. Waves 1 ft or less.
Thursday
Variable winds less than 5 kt becoming SSW around 6 kt in the afternoon. A slight chance of rain. Waves 1 ft or less.
Thursday Night
SW wind around 6 kt becoming variable and less than 5 kt in the evening. Partly cloudy. 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 122.56°W
Last Update: 11:27 am PDT Apr 12, 2026
Forecast Valid: 11pm PDT Apr 12, 2026-6pm PDT Apr 19, 2026
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