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.

Overcast

57°F

14°C

Humidity 83%
Wind Speed NNW 3 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 04 Oct 01:53 AM PDT
Extended Forecast for

Seatac WA

  • Overnight

    Overnight: A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Chance Rain

  • Saturday

    Saturday: A 50 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 63. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 63 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 30 percent chance of rain before 11pm. Partly cloudy, with a low around 49. North wind 3 to 6 mph.

    Low: 49 °F

    Chance Rain
    then Partly
    Cloudy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 65. North wind 6 to 10 mph.

    High: 65 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46. Northeast wind 5 to 9 mph.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 48.

    Low: 48 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 53. Calm wind.
Saturday
A 50 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 63. Calm wind becoming north northwest around 6 mph in the afternoon.
Saturday Night
A 30 percent chance of rain before 11pm. Partly cloudy, with a low around 49. North wind 3 to 6 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 65. North wind 6 to 10 mph.
Sunday Night
Mostly clear, with a low around 46. Northeast wind 5 to 9 mph.
Monday
Sunny, with a high near 69.
Monday Night
Clear, with a low around 48.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
A chance of rain, mainly after 11am. Mostly sunny, with a high near 66.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 50.
Thursday
A chance of rain. Partly sunny, with a high near 66.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 49.
Friday
A chance of rain. Partly sunny, with a high near 64.
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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:
8:52 pm PDT Oct 3, 2025
Forecast Valid:
2am PDT Oct 4, 2025-6pm PDT Oct 10, 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