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.

Partly Cloudy

66°F

19°C

Humidity 63%
Wind Speed NW 5 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 14 Oct 02:35 PM PDT
Extended Forecast for

Des Moines WA

  • This Afternoon

    This Afternoon: Sunny, with a high near 66. Light northwest wind.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 49. Light north wind.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly cloudy through mid morning, then gradual clearing, with a high near 70. Light and variable wind becoming northwest around 6 mph in the morning.

    High: 70 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. North wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 73. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of rain after 11pm. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance Rain

  • Saturday

    Saturday: Rain likely before 11am. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.

    High: 64 °F

    Rain Likely
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 66. Light northwest wind.
Tonight
Mostly clear, with a low around 49. Light north wind.
Thursday
Mostly cloudy through mid morning, then gradual clearing, with a high near 70. Light and variable wind becoming northwest around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 50. North wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 73. Calm wind becoming south southwest around 5 mph in the afternoon.
Friday Night
A 50 percent chance of rain after 11pm. Mostly cloudy, with a low around 54.
Saturday
Rain likely before 11am. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 45.
Monday
A chance of rain. Mostly cloudy, with a high near 58.
Monday Night
A chance of rain. Mostly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Des Moines WA
 47.37°N 122.31°W (Elev. 210 ft)
Last Update:
12:50 pm PDT Oct 14, 2026
Forecast Valid:
2pm PDT Oct 14, 2026-6pm PDT Oct 20, 2026
 
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