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.

Mist

29°F

-2°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 29°F (-2°C)
Visibility 2.00 mi
Last update 30 Nov 06:53 AM PST
Extended Forecast for

2 Miles NNE Newcastle WA

  • Today

    Today: Mostly sunny, with a high near 45. Calm wind.

    High: 45 °F

    Mostly Sunny

  • Tonight

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

    Low: 34 °F

    Increasing
    Clouds

  • Monday

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

    High: 45 °F

    Partly Sunny
    then Chance
    Rain

  • Monday Night

    Monday Night: Rain likely, mainly between 10pm and 4am. Mostly cloudy, with a low around 39. Light south wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth 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 45. Calm wind.

    High: 45 °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: A slight chance of rain after 4am. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A chance of rain, mainly after 10am. Mostly cloudy, with a high near 45.

    High: 45 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 45. Calm wind.
Tonight
Increasing clouds, with a low around 34. Calm wind.
Monday
A 30 percent chance of rain after 4pm. Mostly cloudy, with a high near 45. Calm wind.
Monday Night
Rain likely, mainly between 10pm and 4am. Mostly cloudy, with a low around 39. Light south wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 40 percent chance of rain before 10am. Mostly cloudy, with a high near 45. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Mostly cloudy, with a high near 44.
Wednesday Night
A slight chance of rain after 4am. Mostly cloudy, with a low around 37.
Thursday
A chance of rain, mainly after 10am. Mostly cloudy, with a high near 45.
Thursday Night
Rain likely, mainly after 10pm. Cloudy, with a low around 42.
Friday
Rain. 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:
7:01 am PST Nov 30, 2025
Forecast Valid:
7am 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