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

Renton Municipal Airport (KRNT)

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

Overcast

57°F

14°C

Humidity 82%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 03 Oct 09:35 PM PDT
Extended Forecast for

2 Miles ENE Newcastle WA

  • Tonight

    Tonight: Rain likely, mainly before midnight. Mostly cloudy, with a low around 51. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Rain Likely

  • Saturday

    Saturday: A 50 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 61. Light north wind.

    High: 61 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 47. North wind 3 to 5 mph.

    Low: 47 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 63. North wind 5 to 7 mph.

    High: 63 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. North wind 5 to 7 mph becoming light and variable in the evening.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain likely, mainly before midnight. Mostly cloudy, with a low around 51. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 50 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 61. Light north wind.
Saturday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 47. North wind 3 to 5 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 63. North wind 5 to 7 mph.
Sunday Night
Mostly clear, with a low around 45. North wind 5 to 7 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 68.
Monday Night
Clear, with a low around 47.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
A chance of rain, mainly after 11am. Mostly sunny, with a high near 65.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 49.
Thursday
A chance of rain. Partly sunny, with a high near 65.
Thursday Night
A chance of rain. Partly cloudy, with a low around 49.
Friday
A chance of rain. Partly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Newcastle WA
 47.55°N 122.11°W (Elev. 794 ft)
Last Update:
8:52 pm PDT Oct 3, 2025
Forecast Valid:
9pm PDT Oct 3, 2025-6pm PDT Oct 10, 2025
 
Forecast Discussion
 
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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