Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

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

Mostly Cloudy

43°F

6°C

Humidity 81%
Wind Speed ESE 6 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 15 Apr 01:15 PM PDT
Extended Forecast for

6 Miles S Vashon WA

Frost Advisory April 16, 01:00am until April 16, 09:00am
Click here for hazard details and duration
Frost Advisory
  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm.  High near 48. Southwest wind around 10 mph.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 48 °F

    Showers

  • Tonight

    Tonight: Rain likely and possibly a thunderstorm before 10pm, then a slight chance of rain between 10pm and 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 38. North wind 5 to 7 mph becoming light and variable  in the evening.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 38 °F

    Rain Likely
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 55. South southwest wind 3 to 8 mph.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. South wind 5 to 9 mph.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 56. Light and variable wind.

    High: 56 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

  • Saturday Night

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

    Low: 49 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A slight chance of rain.  Mostly cloudy, with a high near 64.

    High: 64 °F

    Slight Chance
    Rain

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 48. Southwest wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain likely and possibly a thunderstorm before 10pm, then a slight chance of rain between 10pm and 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 38. North wind 5 to 7 mph becoming light and variable in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Sunny, with a high near 55. South southwest wind 3 to 8 mph.
Thursday Night
Partly cloudy, with a low around 42. South wind 5 to 9 mph.
Friday
Mostly sunny, with a high near 56. Light and variable wind.
Friday Night
Mostly cloudy, with a low around 44.
Saturday
Mostly cloudy, with a high near 63.
Saturday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 49.
Sunday
A slight chance of rain. Mostly cloudy, with a high near 64.
Sunday Night
Mostly cloudy, with a low around 50.
Monday
Partly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
A chance of rain. Mostly cloudy, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Vashon WA
 47.37°N 122.47°W (Elev. 0 ft)
11:28 am PDT Apr 15, 2026
1pm PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database