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

Renton Municipal Airport (KRNT)

Lat: 47.49509°NLon: 122.21437°WElev: 23.0ft.

Clear

81°F

27°C

Humidity 51%
Wind Speed NW 6 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 21 Aug 01:35 PM PDT
Extended Forecast for

3 Miles SE Bellevue WA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 83. Northwest wind around 5 mph becoming calm.

    High: 83 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 10 percent chance of rain after 5am.  Mostly cloudy, with a low around 61. Calm wind becoming south southwest 5 to 8 mph in the evening.

    Low: 61 °F

    Cloudy then
    Slight Chance
    Rain

  • Saturday

    Saturday: A 40 percent chance of rain between 10am and noon.  Cloudy, then gradually becoming mostly sunny, with a high near 76. South southwest wind around 8 mph.

    High: 76 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 60. West southwest wind around 5 mph becoming calm.

    Low: 60 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 76. South wind around 5 mph becoming calm  in the afternoon.

    High: 76 °F

    Partly Sunny

  • Sunday Night

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

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 83. Northwest wind around 5 mph becoming calm.
Tonight
A 10 percent chance of rain after 5am. Mostly cloudy, with a low around 61. Calm wind becoming south southwest 5 to 8 mph in the evening.
Saturday
A 40 percent chance of rain between 10am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 76. South southwest wind around 8 mph.
Saturday Night
Increasing clouds, with a low around 60. West southwest wind around 5 mph becoming calm.
Sunday
Partly sunny, with a high near 76. South wind around 5 mph becoming calm in the afternoon.
Sunday Night
Mostly clear, with a low around 57.
Monday
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
A slight chance of rain. Partly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Partly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Bellevue WA
 47.59°N 122.16°W (Elev. 240 ft)
11:26 am PDT Aug 21, 2026
1pm PDT Aug 21, 2026-6pm PDT Aug 27, 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