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

64°F

18°C

Humidity 72%
Wind Speed S 11 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 23 Aug 09:20 AM PDT
Extended Forecast for

Des Moines WA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 74. Southwest wind around 6 mph becoming light and variable  in the afternoon.

    High: 74 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 55. North northeast wind 3 to 6 mph.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Patchy smoke after 4pm. Sunny, with a high near 76. North wind 6 to 10 mph.

    High: 76 °F

    Mostly Sunny
    then Patchy
    Smoke

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. North wind 5 to 9 mph becoming calm  after midnight.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 11pm.  Partly cloudy, with a low around 57.

    Low: 57 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 72.

    High: 72 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 74. Southwest wind around 6 mph becoming light and variable in the afternoon.
Tonight
Mostly clear, with a low around 55. North northeast wind 3 to 6 mph.
Monday
Patchy smoke after 4pm. Sunny, with a high near 76. North wind 6 to 10 mph.
Monday Night
Mostly clear, with a low around 56. North wind 5 to 9 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 84. Calm wind becoming west northwest around 5 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly cloudy, with a high near 72.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 53.
Saturday
Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
Des Moines WA
 47.37°N 122.31°W (Elev. 210 ft)
11:26 pm PDT Aug 22, 2026
9am PDT Aug 23, 2026-6pm PDT Aug 29, 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