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

43°F

6°C

Humidity 76%
Wind Speed N 0 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 01 Dec 11:53 AM PST
Extended Forecast for

2 Miles E Newcastle WA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 42. Calm wind.

    High: 42 °F

    Partly Sunny

  • Tonight

    Tonight: Rain likely, mainly between 10pm and 5am. Mostly cloudy, with a low around 38. South wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain likely, mainly before 7am. Patchy fog between 10am and 1pm. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 44. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Rain Likely
    and Patchy
    Fog then
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Patchy fog between 3am and 4am. Otherwise, mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog between 10am and noon. Otherwise, mostly cloudy, with a high near 42. Calm wind.

    High: 42 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain, mainly after 10am. High near 45. Chance of precipitation is 80%.

    High: 45 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Cloudy, with a low around 43.

    Low: 43 °F

    Rain

  • Friday

    Friday: Rain. Cloudy, with a high near 51.

    High: 51 °F

    Rain

Detailed Forecast

This Afternoon
Partly sunny, with a high near 42. Calm wind.
Tonight
Rain likely, mainly between 10pm and 5am. Mostly cloudy, with a low around 38. South wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain likely, mainly before 7am. Patchy fog between 10am and 1pm. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 44. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Patchy fog between 3am and 4am. Otherwise, mostly cloudy, with a low around 34. Calm wind.
Wednesday
Patchy fog between 10am and noon. Otherwise, mostly cloudy, with a high near 42. Calm wind.
Wednesday Night
A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 36.
Thursday
Rain, mainly after 10am. High near 45. Chance of precipitation is 80%.
Thursday Night
Rain. Cloudy, with a low around 43.
Friday
Rain. Cloudy, with a high near 51.
Friday Night
Rain. Cloudy, with a low around 45.
Saturday
Rain. Mostly cloudy, with a high near 49.
Saturday Night
Rain. Mostly cloudy, with a low around 44.
Sunday
Rain. Cloudy, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Newcastle WA
 47.55°N 122.11°W (Elev. 794 ft)
Last Update:
11:26 am PST Dec 1, 2025
Forecast Valid:
12pm PST Dec 1, 2025-6pm PST Dec 7, 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