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

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 >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

Lat: 47.44472°NLon: 122.31361°WElev: 427.0ft.

Partly Cloudy

51°F

11°C

Humidity 45%
Wind Speed SW 9 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 16 Apr 01:53 PM PDT
Extended Forecast for

Vashon WA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 54. South wind 7 to 9 mph.

    High: 54 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. South southwest wind 5 to 9 mph becoming light south southeast after midnight.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, then becoming mostly cloudy during the afternoon, with a high near 54. Light and variable wind becoming north around 5 mph in the afternoon.

    High: 54 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42. North wind 3 to 5 mph.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 63. Light and variable wind.

    High: 63 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A 20 percent chance of rain before 11am. Mostly cloudy, with a high near 64.

    High: 64 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 54. South wind 7 to 9 mph.
Tonight
Mostly cloudy, with a low around 39. South southwest wind 5 to 9 mph becoming light south southeast after midnight.
Friday
Sunny, then becoming mostly cloudy during the afternoon, with a high near 54. Light and variable wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 42. North wind 3 to 5 mph.
Saturday
Mostly cloudy, with a high near 63. Light and variable wind.
Saturday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 49.
Sunday
A 20 percent chance of rain before 11am. Mostly cloudy, with a high near 64.
Sunday Night
Mostly cloudy, with a low around 50.
Monday
Partly sunny, with a high near 66.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 50.
Tuesday
A chance of rain. Partly sunny, with a high near 59.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 50.
Wednesday
A chance of rain. Mostly cloudy, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Vashon WA
 47.46°N 122.47°W (Elev. 381 ft)
Last Update:
11:27 am PDT Apr 16, 2026
Forecast Valid:
2pm PDT Apr 16, 2026-6pm PDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation