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

Seattle, Seattle-Tacoma International Airport (KSEA)

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

Mist

52°F

11°C

Humidity 100%
Wind Speed SW 5 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 52°F (11°C)
Visibility 1.00 mi
Last update 03 Oct 10:53 AM PDT
Extended Forecast for

Seatac WA

  • Today

    Today: A 10 percent chance of showers after 5pm. Mostly sunny, with a high near 66. Southwest wind 3 to 6 mph.

    High: 66 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A 50 percent chance of showers. Mostly cloudy, with a low around 53. Light and variable wind.

    Low: 53 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 11am. Mostly cloudy, with a high near 64. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of showers before 11pm. Partly cloudy, with a low around 48. North wind around 6 mph.

    Low: 48 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 65. North northeast wind 6 to 10 mph.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

Today
A 10 percent chance of showers after 5pm. Mostly sunny, with a high near 66. Southwest wind 3 to 6 mph.
Tonight
A 50 percent chance of showers. Mostly cloudy, with a low around 53. Light and variable wind.
Saturday
Showers likely, mainly after 11am. Mostly cloudy, with a high near 64. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 40 percent chance of showers before 11pm. Partly cloudy, with a low around 48. North wind around 6 mph.
Sunday
Sunny, with a high near 65. North northeast wind 6 to 10 mph.
Sunday Night
Clear, with a low around 46.
Monday
Sunny, with a high near 68.
Monday Night
Clear, with a low around 47.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
A chance of rain. Mostly sunny, with a high near 66.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 49.
Thursday
A chance of rain. Partly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Seatac WA
 47.44°N 122.3°W (Elev. 358 ft)
Last Update:
8:00 am PDT Oct 3, 2025
Forecast Valid:
11am PDT Oct 3, 2025-6pm PDT Oct 9, 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