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

Boeing Field - King County International Airport (KBFI)

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

Mostly Cloudy

43°F

6°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 19 Nov 03:00 AM PST
Extended Forecast for

South Seattle WA

  • Overnight

    Overnight: Patchy fog. Otherwise, partly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 52. Calm wind becoming north around 5 mph in the afternoon.

    High: 52 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 3am. Mostly cloudy, with a low around 44. South southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Mostly Cloudy
    then Rain
    Likely

  • Thursday

    Thursday: A 50 percent chance of rain. Partly sunny, with a high near 54. South wind around 6 mph.

    High: 54 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 44. South wind 3 to 6 mph.

    Low: 44 °F

    Chance Rain

  • Friday

    Friday: A 40 percent chance of rain. Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 10pm. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.

    Low: 49 °F

    Rain Likely

  • Saturday

    Saturday: Rain likely. Cloudy, with a high near 56.

    High: 56 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Rain likely. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Rain Likely

Detailed Forecast

Overnight
Patchy fog. Otherwise, partly cloudy, with a low around 37. Calm wind.
Wednesday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 52. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Rain likely, mainly after 3am. Mostly cloudy, with a low around 44. South southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 50 percent chance of rain. Partly sunny, with a high near 54. South wind around 6 mph.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 44. South wind 3 to 6 mph.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 53.
Friday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Saturday
Rain likely. Cloudy, with a high near 56.
Saturday Night
Rain likely. 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
Rain likely. Mostly cloudy, with a high near 52.
Monday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 39.
Tuesday
A chance of rain. Patchy fog. Otherwise, mostly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Seattle WA
 47.55°N 122.3°W (Elev. 200 ft)
Last Update:
2:03 am PST Nov 19, 2025
Forecast Valid:
3am PST Nov 19, 2025-6pm PST Nov 25, 2025
 
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