Heat and Fire Weather Concerns West; Heavy Rain and Thunderstorms from Plains to mid-Atlantic

Thunderstorms and locally heavy rainfall is expected from the Central Plains to the Ohio Valley, mid-Atlantic and across the Southeast. Severe weather from the Upper Midwest to Central Plains increases on Friday. Major to Extreme HeatRisk continues across the Southern Plains to the lower Mississippi Valley late this week. Fire weather concerns for the northern Rockies and northern Plains today. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Mostly Cloudy

63°F

17°C

Humidity 77%
Wind Speed N 0 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 10 Sep 04:00 AM PDT
Extended Forecast for

Renton WA

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 71. Calm wind becoming north northeast around 5 mph.

    High: 71 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 55. Calm wind becoming south 5 to 7 mph in the evening.

    Low: 55 °F

    Increasing
    Clouds

  • Friday

    Friday: Cloudy, with a high near 69. South southwest wind 5 to 7 mph.

    High: 69 °F

    Cloudy

  • Friday Night

    Friday Night: Cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Cloudy

  • Saturday

    Saturday: A chance of rain between 11am and 2pm, then a chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 69. Calm wind becoming north northwest around 6 mph in the afternoon.  Chance of precipitation is 40%.

    High: 69 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Rain likely.  Mostly cloudy, with a low around 54. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 54 °F

    Rain Likely

  • Sunday

    Sunday: A 30 percent chance of rain, mainly before 11am.  Mostly cloudy, with a high near 69.

    High: 69 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 71. Calm wind becoming north northeast around 5 mph.
Tonight
Increasing clouds, with a low around 55. Calm wind becoming south 5 to 7 mph in the evening.
Friday
Cloudy, with a high near 69. South southwest wind 5 to 7 mph.
Friday Night
Cloudy, with a low around 55. Calm wind.
Saturday
A chance of rain between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 69. Calm wind becoming north northwest around 6 mph in the afternoon. Chance of precipitation is 40%.
Saturday Night
Rain likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
A 30 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 69.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Renton WA
 47.49°N 122.22°W (Elev. 82 ft)
12:45 am PDT Sep 10, 2026
4am PDT Sep 10, 2026-6pm PDT Sep 16, 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