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Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

21NM NE Forks WA

Marine Point Forecast

[NOTICE]

    • Today

      Today:SW wind 5 to 12 kt becoming W in the afternoon. Sunny. Waves 1 ft or less.

      W 12kt
      < 1ft

    • Tonight

      Tonight:SW wind 6 to 13 kt. Partly cloudy. Waves 1 ft or less.

      SW 13kt
      < 1ft

    • Friday

      Friday:Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.

      Light Wind
      < 1ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.

      Light Wind
      < 1ft

    • Saturday

      Saturday:E wind around 8 kt. A slight chance of rain after 11am. Waves 1 ft or less.

      E 8kt
      < 1ft

    • Saturday Night

      Saturday Night:E wind 6 to 8 kt. A chance of rain. Waves 1 ft or less.

      E 8kt
      < 1ft

    • Sunday

      Sunday:E wind 6 to 8 kt. A chance of rain. Waves 1 ft or less.

      E 8kt
      < 1ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. A slight chance of rain. Waves 1 ft or less.

      Light Wind
      < 1ft

    • Monday

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

      ⇑E 6kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 1:20 am PDT Apr 16, 2026
Forecast Valid: 5am PDT Apr 16, 2026-6pm PDT Apr 22, 2026

View Nearby Observations

Detailed Forecast


Today
SW wind 5 to 12 kt becoming W in the afternoon. Sunny. Waves 1 ft or less.
Tonight
SW wind 6 to 13 kt. Partly cloudy. Waves 1 ft or less.
Friday
Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.
Friday Night
Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.
Saturday
E wind around 8 kt. A slight chance of rain after 11am. Waves 1 ft or less.
Saturday Night
E wind 6 to 8 kt. A chance of rain. Waves 1 ft or less.
Sunday
E wind 6 to 8 kt. A chance of rain. Waves 1 ft or less.
Sunday Night
Variable winds 5 kt or less. A slight chance of rain. Waves 1 ft or less.
Monday
Variable winds less than 5 kt becoming E around 6 kt in the afternoon. A slight chance of rain. 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: 48.16°N 123.99°W
Last Update: 1:20 am PDT Apr 16, 2026
Forecast Valid: 5am PDT Apr 16, 2026-6pm PDT Apr 22, 2026
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