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

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

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

Overcast

45°F

7°C

Humidity 81%
Wind Speed S 13 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 14 Apr 07:20 AM PDT
Extended Forecast for

Vashon WA

  • Today

    Today: Rain, mainly after 9am. High near 46. South southwest wind 14 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 1am. Low around 39. South southwest wind 13 to 18 mph becoming southeast 7 to 12 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain then
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, then showers and possibly a thunderstorm after 11am. High near 48. South wind 6 to 9 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 48 °F

    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain before 11pm. Mostly cloudy, with a low around 36. West northwest wind 5 to 8 mph becoming light and variable.

    Low: 36 °F

    Chance Rain
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 53. South wind 5 to 7 mph.

    High: 53 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

Detailed Forecast

Today
Rain, mainly after 9am. High near 46. South southwest wind 14 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain, mainly before 1am. Low around 39. South southwest wind 13 to 18 mph becoming southeast 7 to 12 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A chance of rain, then showers and possibly a thunderstorm after 11am. High near 48. South wind 6 to 9 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 50 percent chance of rain before 11pm. Mostly cloudy, with a low around 36. West northwest wind 5 to 8 mph becoming light and variable.
Thursday
Mostly sunny, with a high near 53. South wind 5 to 7 mph.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Partly sunny, with a high near 53.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Partly sunny, with a high near 60.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 48.
Sunday
Rain likely. Mostly cloudy, with a high near 55.
Sunday Night
Rain likely. Mostly cloudy, with a low around 45.
Monday
A chance of rain. Partly sunny, 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 pm PDT Apr 13, 2026
Forecast Valid:
7am PDT Apr 14, 2026-6pm PDT Apr 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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