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Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Hazardous Weather Conditions

For More Weather Information:

Seattle, WA Local Forecast Office

21NM NE Forks WA

Marine Point Forecast

[NOTICE]

    • This Afternoon

      This Afternoon:W wind around 17 kt. A slight chance of rain before 2pm, then a slight chance of rain after 4pm. Waves 1 ft or less.

      W 17kt
      < 1ft

    • Tonight

      Tonight:WSW wind 12 to 17 kt. Rain likely, mainly between 3am and 5am. Waves 1 ft or less.

      WSW 17kt
      < 1ft

    • Tuesday

      Tuesday:SW wind 14 to 20 kt, with gusts as high as 26 kt. Rain. Waves 1 ft or less.

      SW 20kt
      < 1ft

    • Tuesday Night

      Tuesday Night:WSW wind 11 to 19 kt, with gusts as high as 25 kt. Rain, mainly before 11pm. Waves 1 ft or less.

      WSW 19kt
      < 1ft

    • Wednesday

      Wednesday:SW wind 8 to 12 kt becoming W in the afternoon. Rain likely, then showers and possibly a thunderstorm after 11am. Waves 1 ft or less.

      W 12kt
      < 1ft

    • Wednesday Night

      Wednesday Night:WNW wind 7 to 12 kt becoming SW in the evening. A chance of rain before 11pm. Waves 1 ft or less.

      WNW 12kt
      < 1ft

    • Thursday

      Thursday:SW wind 5 to 9 kt becoming W in the afternoon. Sunny. Waves 1 ft or less.

      W 9kt
      < 1ft

    • Thursday Night

      Thursday Night:WSW wind 5 to 10 kt, with gusts as high as 20 kt. Partly cloudy. Waves 1 ft or less.

      WSW 10kt
      < 1ft

    • Friday

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

      Light Wind
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 11:27 am PDT Apr 13, 2026
Forecast Valid: 12pm PDT Apr 13, 2026-6pm PDT Apr 19, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

This Afternoon
W wind around 17 kt. A slight chance of rain before 2pm, then a slight chance of rain after 4pm. Waves 1 ft or less.
Tonight
WSW wind 12 to 17 kt. Rain likely, mainly between 3am and 5am. Waves 1 ft or less.
Tuesday
SW wind 14 to 20 kt, with gusts as high as 26 kt. Rain. Waves 1 ft or less.
Tuesday Night
WSW wind 11 to 19 kt, with gusts as high as 25 kt. Rain, mainly before 11pm. Waves 1 ft or less.
Wednesday
SW wind 8 to 12 kt becoming W in the afternoon. Rain likely, then showers and possibly a thunderstorm after 11am. Waves 1 ft or less.
Wednesday Night
WNW wind 7 to 12 kt becoming SW in the evening. A chance of rain before 11pm. Waves 1 ft or less.
Thursday
SW wind 5 to 9 kt becoming W in the afternoon. Sunny. Waves 1 ft or less.
Thursday Night
WSW wind 5 to 10 kt, with gusts as high as 20 kt. Partly cloudy. Waves 1 ft or less.
Friday
Variable winds 5 kt or less. Partly sunny. 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: 11:27 am PDT Apr 13, 2026
Forecast Valid: 12pm PDT Apr 13, 2026-6pm PDT Apr 19, 2026
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