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

Boeing Field - King County International Airport (KBFI)

Lat: 47.54548°NLon: 122.3147°WElev: 20.0ft.

Rain

39°F

4°C

Humidity 86%
Wind Speed SSE 4 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 15 Apr 10:35 AM PDT
Extended Forecast for

3 Miles SW South Seattle WA

  • Today

    Today: Rain and thunderstorms likely, then showers and possibly a thunderstorm after 3pm.  High near 49. South southwest wind 6 to 8 mph becoming northwest in the afternoon.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 49 °F

    Chance
    Showers then
    Showers

  • Tonight

    Tonight: Rain, possibly mixing with snow after 9pm, then gradually ending. Some thunder is also possible.  Low around 36. North northeast wind around 5 mph becoming light and variable  in the evening.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 55. South wind 3 to 6 mph.

    High: 55 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 41. South wind around 6 mph.

    Low: 41 °F

    Mostly Cloudy

  • Friday

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

    High: 56 °F

    Partly Sunny

  • Friday Night

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

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of rain, mainly after 11pm.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

  • Sunday

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

    High: 64 °F

    Chance Rain

Detailed Forecast

Today
Rain and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 49. South southwest wind 6 to 8 mph becoming northwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain, possibly mixing with snow after 9pm, then gradually ending. Some thunder is also possible. Low around 36. North northeast wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
Mostly sunny, with a high near 55. South wind 3 to 6 mph.
Thursday Night
Mostly cloudy, with a low around 41. South wind around 6 mph.
Friday
Partly sunny, with a high near 56. Light and variable wind.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Mostly cloudy, with a high near 63.
Saturday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 47.
Sunday
A chance of rain. Mostly cloudy, with a high near 64.
Sunday Night
A slight chance of rain before 11pm. Mostly cloudy, with a low around 47.
Monday
A slight chance of rain. Mostly sunny, with a high near 66.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 48.
Tuesday
A chance of rain. Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW South Seattle WA
 47.52°N 122.36°W (Elev. 397 ft)
9:38 am PDT Apr 15, 2026
10am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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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