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

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 SSW 8 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 22 Aug 12:35 PM PDT
Extended Forecast for

3 Miles W Des Moines WA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 73. South southwest wind around 10 mph.

    High: 73 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 58. South southwest wind 5 to 9 mph.

    Low: 58 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 74. South southwest wind 5 to 7 mph becoming calm in the afternoon.

    High: 74 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. Light north wind becoming north northeast 5 to 9 mph in the evening.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 75. North northeast wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 75 °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 81.

    High: 81 °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 73.

    High: 73 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 73. South southwest wind around 10 mph.
Tonight
Increasing clouds, with a low around 58. South southwest wind 5 to 9 mph.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 74. South southwest wind 5 to 7 mph becoming calm in the afternoon.
Sunday Night
Mostly clear, with a low around 56. Light north wind becoming north northeast 5 to 9 mph in the evening.
Monday
Sunny, with a high near 75. North northeast wind 8 to 13 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Partly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Partly sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Partly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Des Moines WA
 47.39°N 122.38°W (Elev. 36 ft)
Last Update:
11:26 am PDT Aug 22, 2026
Forecast Valid:
12pm PDT Aug 22, 2026-6pm PDT Aug 28, 2026
 
Forecast Discussion
 
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Additional Resources

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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