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.

Partly Cloudy

60°F

16°C

Humidity 89%
Wind Speed S 6 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 22 Aug 12:53 AM PDT
Extended Forecast for

Seattle-Tacoma International Airport WA

  • Overnight

    Overnight: A 10 percent chance of rain after 5am.  Mostly cloudy, with a low around 59. South wind around 9 mph.

    Low: 59 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A 30 percent chance of rain between 9am and noon.  Cloudy through mid morning, then gradual clearing, with a high near 75. South southwest wind around 10 mph.

    High: 75 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 58. West wind 7 to 9 mph becoming south after midnight.

    Low: 58 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 75. South southwest wind 6 to 8 mph.

    High: 75 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. North northeast wind 6 to 9 mph.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 77.

    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 82.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 10 percent chance of rain after 5am. Mostly cloudy, with a low around 59. South wind around 9 mph.
Saturday
A 30 percent chance of rain between 9am and noon. Cloudy through mid morning, then gradual clearing, with a high near 75. South southwest wind around 10 mph.
Saturday Night
Increasing clouds, with a low around 58. West wind 7 to 9 mph becoming south after midnight.
Sunday
Partly sunny, with a high near 75. South southwest wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 56. North northeast wind 6 to 9 mph.
Monday
Sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
A slight chance of showers and thunderstorms after 11am. Partly sunny, with a high near 73.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 55.
Thursday
A slight chance of rain. Partly sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Partly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Seattle-Tacoma International Airport WA
 47.46°N 122.31°W (Elev. 400 ft)
11:26 pm PDT Aug 21, 2026
1am PDT Aug 22, 2026-6pm PDT Aug 28, 2026
 
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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