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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Clear

64°F

18°C

Humidity 72%
Wind Speed N 4 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 16 Sep 11:00 PM PDT
Extended Forecast for

Renton WA

  • Tonight

    Tonight: Clear, with a low around 54. North wind around 6 mph.

    Low: 54 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 75. North wind 3 to 7 mph.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. Light and variable wind.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, then gradually becoming sunny, with a high near 72. South wind around 7 mph.

    High: 72 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. Southwest wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 54. North wind around 6 mph.
Thursday
Sunny, with a high near 75. North wind 3 to 7 mph.
Thursday Night
Mostly clear, with a low around 55. Light and variable wind.
Friday
Partly sunny, then gradually becoming sunny, with a high near 72. South wind around 7 mph.
Friday Night
Mostly clear, with a low around 54. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 53.
Monday
Partly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Partly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Partly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Renton WA
 47.49°N 122.22°W (Elev. 82 ft)
Last Update:
11:27 am PDT Sep 16, 2026
Forecast Valid:
11pm PDT Sep 16, 2026-6pm PDT Sep 23, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation