Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

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

Overcast

63°F

17°C

Humidity 77%
Wind Speed SSW 10 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 22 Aug 11:20 AM PDT
Extended Forecast for

Seatac WA

  • Today

    Today: Mostly sunny, with a high near 75. South southwest wind around 9 mph.

    High: 75 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 58. South southwest wind 5 to 8 mph.

    Low: 58 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 75. South southwest wind 3 to 7 mph.

    High: 75 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. North northeast wind 3 to 8 mph.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 77. North wind 7 to 11 mph.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 75. South southwest wind around 9 mph.
Tonight
Increasing clouds, with a low around 58. South southwest wind 5 to 8 mph.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 75. South southwest wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 56. North northeast wind 3 to 8 mph.
Monday
Sunny, with a high near 77. North wind 7 to 11 mph.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Partly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Partly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Mostly sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Seatac WA
 47.44°N 122.3°W (Elev. 358 ft)
11:26 am PDT Aug 22, 2026
11am PDT Aug 22, 2026-6pm PDT Aug 28, 2026
 
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