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.

Partly Cloudy

39°F

4°C

Humidity 93%
Wind Speed N 17 MPH
Barometer 29.6 in (1002.37 mb)
Dewpoint 37°F (3°C)
Visibility 8.00 mi
Wind Chill30°F (-1°C)
Last update 25 Dec 02:00 AM PST
Extended Forecast for

Seatac WA

Coastal Flood Advisory December 25, 07:00am until December 25, 01:00pm
Click here for hazard details and duration
Coastal Flood Advisory

  • Overnight

    Overnight: A 30 percent chance of showers. Mostly cloudy, with a low around 38. North wind around 6 mph.

    Low: 38 °F

    Chance
    Showers

  • Christmas Day

    Christmas Day: A 50 percent chance of showers. Mostly cloudy, with a high near 44. North wind 7 to 10 mph.

    High: 44 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 38. South wind around 7 mph.

    Low: 38 °F

    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers. Mostly cloudy, with a high near 44. South southwest wind 9 to 15 mph, with gusts as high as 22 mph.

    High: 44 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 34. Southwest wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers. Partly sunny, with a high near 41.

    High: 41 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers. Mostly cloudy, with a high near 43.

    High: 43 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance
    Showers

Detailed Forecast

Overnight
A 30 percent chance of showers. Mostly cloudy, with a low around 38. North wind around 6 mph.
Christmas Day
A 50 percent chance of showers. Mostly cloudy, with a high near 44. North wind 7 to 10 mph.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 38. South wind around 7 mph.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 44. South southwest wind 9 to 15 mph, with gusts as high as 22 mph.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 34. Southwest wind 8 to 13 mph, with gusts as high as 20 mph.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 41.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 33.
Sunday
A chance of showers. Mostly cloudy, with a high near 43.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 34.
Monday
A chance of showers. Mostly cloudy, with a high near 45.
Monday Night
A chance of showers. Mostly cloudy, with a low around 36.
Tuesday
A chance of showers. Mostly cloudy, with a high near 47.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 38.
Wednesday
A chance of showers. Mostly cloudy, with a high near 47.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Seatac WA
 47.44°N 122.3°W (Elev. 358 ft)
Last Update:
1:25 am PST Dec 25, 2025
Forecast Valid:
2am PST Dec 25, 2025-6pm PST Dec 31, 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