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

Areas of Excessive Rainfall and Extreme Heat; Monitoring Tropical Storm Erin

Heavy to excessive rainfall over the southern Appalachians may bring areas of flooding Tuesday. Hot to extremely hot temperatures are in place through Tuesday across much of the western U.S. and northern New England. Tropical Storm Erin is forecast to become a Major Hurricane by this weekend as it moves across the central Atlantic Ocean. Monitor future forecasts for any East Coast impacts. Read More >

Hazardous Weather Conditions

Current conditions at

Renton Municipal Airport (KRNT)

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

Clear

84°F

29°C

Humidity 45%
Wind Speed NNW 12 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 11 Aug 06:35 PM PDT
Extended Forecast for

2 Miles WNW Renton Municipal WA

Heat Advisory August 11, 06:46pm until August 12, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 11, 06:46pm until August 12, 10:00pm

    NOW until 10:00pm Tue

    Heat Advisory

  • Tonight

    Low: 69 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90. North northwest wind 3 to 8 mph.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. North wind around 6 mph becoming light and variable.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. South southwest wind 5 to 8 mph.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 58. South wind 6 to 8 mph.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 74.

    High: 74 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely, mainly after 11am. Cloudy, with a high near 67.

    High: 67 °F

    Showers
    Likely

Detailed Forecast

Tonight
Clear, with a low around 69. North wind 5 to 9 mph becoming light north northeast after midnight.
Tuesday
Sunny, with a high near 90. North northwest wind 3 to 8 mph.
Tuesday Night
Mostly clear, with a low around 63. North wind around 6 mph becoming light and variable.
Wednesday
Mostly sunny, with a high near 77. South southwest wind 5 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 58. South wind 6 to 8 mph.
Thursday
Mostly cloudy, with a high near 74.
Thursday Night
A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 59.
Friday
Showers likely, mainly after 11am. Cloudy, with a high near 67.
Friday Night
Showers. Cloudy, with a low around 62.
Saturday
Showers likely, mainly before 11am. Mostly cloudy, with a high near 73.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 59.
Sunday
A slight chance of showers. Partly sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 76.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Renton Municipal WA
 47.51°N 122.26°W (Elev. 203 ft)
Last Update:
2:25 pm PDT Aug 11, 2025
Forecast Valid:
6pm PDT Aug 11, 2025-6pm PDT Aug 18, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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