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

34°F

1°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 30 Nov 12:55 AM PST
Extended Forecast for

2 Miles NNE Newcastle WA

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 36. Light east wind.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 45. Calm wind.

    High: 45 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 34. Calm wind.

    Low: 34 °F

    Increasing
    Clouds

  • Monday

    Monday: A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 45. Calm wind.

    High: 45 °F

    Chance Rain

  • Monday Night

    Monday Night: Rain likely, mainly between 10pm and 4am. Cloudy, with a low around 39. Calm wind becoming south southeast around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain Likely

  • Tuesday

    Tuesday: A 40 percent chance of rain before 10am. Mostly cloudy, with a high near 46.

    High: 46 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 36. Light east wind.
Sunday
Sunny, with a high near 45. Calm wind.
Sunday Night
Increasing clouds, with a low around 34. Calm wind.
Monday
A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 45. Calm wind.
Monday Night
Rain likely, mainly between 10pm and 4am. Cloudy, with a low around 39. Calm wind becoming south southeast around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
A 40 percent chance of rain before 10am. Mostly cloudy, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Mostly cloudy, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 37.
Thursday
A chance of rain. Mostly cloudy, with a high near 46.
Thursday Night
Rain likely. Mostly cloudy, with a low around 43.
Friday
Rain likely. Mostly cloudy, with a high near 51.
Friday Night
Rain. Cloudy, with a low around 46.
Saturday
Rain. Mostly cloudy, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Newcastle WA
 47.57°N 122.15°W (Elev. 397 ft)
Last Update:
7:00 pm PST Nov 29, 2025
Forecast Valid:
1am PST Nov 30, 2025-6pm PST Dec 6, 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