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

57°F

14°C

Humidity 82%
Wind Speed SSE 9 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 01 Oct 08:35 PM PDT
Extended Forecast for

Des Moines WA

  • Tonight

    Tonight: A chance of showers before 10pm, then a chance of showers after 11pm. Partly cloudy, with a low around 52. South wind 8 to 10 mph. Chance of precipitation is 40%.

    Low: 52 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 9am, then a chance of showers after 10am. Partly sunny, with a high near 67. South southwest wind around 7 mph. Chance of precipitation is 40%.

    High: 67 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 50. Southwest wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 65. Calm wind becoming west around 6 mph in the afternoon.

    High: 65 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 52. West wind around 6 mph becoming light and variable in the evening.

    Low: 52 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers. Partly sunny, with a high near 63.

    High: 63 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

Detailed Forecast

Tonight
A chance of showers before 10pm, then a chance of showers after 11pm. Partly cloudy, with a low around 52. South wind 8 to 10 mph. Chance of precipitation is 40%.
Thursday
A chance of showers before 9am, then a chance of showers after 10am. Partly sunny, with a high near 67. South southwest wind around 7 mph. Chance of precipitation is 40%.
Thursday Night
A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 50. Southwest wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 65. Calm wind becoming west around 6 mph in the afternoon.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 52. West wind around 6 mph becoming light and variable in the evening.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 63.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Mostly sunny, with a high near 64.
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 48.
Wednesday
Sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Des Moines WA
 47.4°N 122.29°W (Elev. 315 ft)
Last Update:
8:01 pm PDT Oct 1, 2025
Forecast Valid:
8pm PDT Oct 1, 2025-6pm PDT Oct 8, 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