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

Hazardous Weather Conditions

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

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

Overcast

48°F

9°C

Humidity 87%
Wind Speed SSE 3 MPH
Barometer 29.81 in (1009.48 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 10 Oct 04:20 AM PDT
Extended Forecast for

Des Moines WA

Frost Advisory October 12, 12:00am until October 12, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Overnight

    Overnight: A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 45. Light south wind.

    Low: 45 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers before 9am. Mostly sunny, with a high near 59. Calm wind becoming north 5 to 8 mph in the afternoon.

    High: 59 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 42. North northeast wind 3 to 6 mph.

    Low: 42 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 62. North northeast wind 5 to 10 mph.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 39. North wind 5 to 9 mph becoming calm in the evening.

    Low: 39 °F

    Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain after 11pm. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

Detailed Forecast

Overnight
A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 45. Light south wind.
Saturday
A 30 percent chance of showers before 9am. Mostly sunny, with a high near 59. Calm wind becoming north 5 to 8 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 42. North northeast wind 3 to 6 mph.
Sunday
Sunny, with a high near 62. North northeast wind 5 to 10 mph.
Sunday Night
Clear, with a low around 39. North wind 5 to 9 mph becoming calm in the evening.
Columbus Day
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Partly sunny, with a high near 64.
Tuesday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 49.
Wednesday
A chance of rain before 11am. Mostly cloudy, with a high near 64.
Wednesday Night
Mostly cloudy, with a low around 48.
Thursday
Partly sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 67.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Des Moines WA
 47.39°N 122.32°W (Elev. 75 ft)
Last Update:
2:45 am PDT Oct 10, 2026
Forecast Valid:
4am PDT Oct 10, 2026-6pm PDT Oct 16, 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