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

50°F

10°C

Humidity 76%
Wind Speed ESE 6 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 20 Nov 10:00 AM PST
Extended Forecast for

Des Moines WA

  • Today

    Today: Mostly sunny, with a high near 54. South wind around 6 mph becoming west in the afternoon.

    High: 54 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 40. South southeast wind 3 to 5 mph.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of rain after 10am. Partly sunny, with a high near 54. South wind 6 to 8 mph.

    High: 54 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 47. South wind around 8 mph.

    Low: 47 °F

    Chance Rain

  • Saturday

    Saturday: A 50 percent chance of rain. Patchy fog between 9am and 10am. Otherwise, mostly cloudy, with a high near 56. South southwest wind around 7 mph.

    High: 56 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday Night

    Saturday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

  • Sunday

    Sunday: Rain. High near 54. Chance of precipitation is 80%.

    High: 54 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain

  • Monday

    Monday: Rain likely, mainly before 10am. Partly sunny, with a high near 50.

    High: 50 °F

    Rain Likely

Detailed Forecast

Today
Mostly sunny, with a high near 54. South wind around 6 mph becoming west in the afternoon.
Tonight
Partly cloudy, with a low around 40. South southeast wind 3 to 5 mph.
Friday
A 20 percent chance of rain after 10am. Partly sunny, with a high near 54. South wind 6 to 8 mph.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 47. South wind around 8 mph.
Saturday
A 50 percent chance of rain. Patchy fog between 9am and 10am. Otherwise, mostly cloudy, with a high near 56. South southwest wind around 7 mph.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 47.
Sunday
Rain. High near 54. Chance of precipitation is 80%.
Sunday Night
Rain. Mostly cloudy, with a low around 42.
Monday
Rain likely, mainly before 10am. Partly sunny, with a high near 50.
Monday Night
A slight chance of rain before 10pm. Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 48.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 38.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 48.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Des Moines WA
 47.39°N 122.32°W (Elev. 75 ft)
Last Update:
7:00 am PST Nov 20, 2025
Forecast Valid:
10am PST Nov 20, 2025-6pm PST Nov 26, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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