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.

Partly Cloudy

55°F

13°C

Humidity 82%
Wind Speed S 3 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 02 Oct 05:35 AM PDT
Extended Forecast for

2 Miles N Newcastle WA

  • Overnight

    Overnight: A 20 percent chance of showers. Mostly cloudy, with a low around 52. South southeast wind around 8 mph.

    Low: 52 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly between 2pm and 5pm. Mostly cloudy, with a high near 66. South southwest wind 5 to 7 mph.

    High: 66 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers between 7pm and 8pm. Mostly clear, with a low around 50. Calm wind. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 65. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 52. Light and variable wind.

    Low: 52 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after 11am. Mostly cloudy, with a high near 62.

    High: 62 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 52. South southeast wind around 8 mph.
Thursday
A 30 percent chance of showers, mainly between 2pm and 5pm. Mostly cloudy, with a high near 66. South southwest wind 5 to 7 mph.
Thursday Night
A slight chance of showers between 7pm and 8pm. Mostly clear, with a low around 50. Calm wind. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 65. Calm wind becoming west northwest around 5 mph in the afternoon.
Friday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 52. Light and variable wind.
Saturday
A 30 percent chance of showers, mainly after 11am. Mostly cloudy, with a high near 62.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Sunny, with a high near 65.
Sunday Night
Clear, with a low around 46.
Monday
Sunny, with a high near 69.
Monday Night
Clear, with a low around 48.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Newcastle WA
 47.57°N 122.15°W (Elev. 397 ft)
Last Update:
3:04 am PDT Oct 2, 2025
Forecast Valid:
5am PDT Oct 2, 2025-6pm PDT Oct 8, 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