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

46°F

8°C

Humidity 87%
Wind Speed NNE 3 MPH
Barometer 30.33 in (1027.09 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 02 Dec 09:00 PM PST
Extended Forecast for

2 Miles E Newcastle WA

  • Tonight

    Tonight: Patchy fog between 10pm and 4am. Otherwise, mostly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of rain between 9am and 10am. Patchy fog between 8am and 11am. Otherwise, mostly cloudy, with a high near 43. Calm wind. Chance of precipitation is 20%.

    High: 43 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after 10pm. Patchy fog between 7pm and 8pm. Otherwise, mostly cloudy, with a low around 38. Light south wind.

    Low: 38 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday

    Thursday: Rain. High near 44. South southeast wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 44 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 42. South southeast wind 5 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Rain

  • Friday

    Friday: Rain. High near 51. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 51 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 46. Chance of precipitation is 80%.

    Low: 46 °F

    Rain

  • Saturday

    Saturday: Rain. Mostly cloudy, with a high near 49.

    High: 49 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Rain Likely

Detailed Forecast

Tonight
Patchy fog between 10pm and 4am. Otherwise, mostly cloudy, with a low around 35. Calm wind.
Wednesday
A slight chance of rain between 9am and 10am. Patchy fog between 8am and 11am. Otherwise, mostly cloudy, with a high near 43. Calm wind. Chance of precipitation is 20%.
Wednesday Night
A 30 percent chance of rain after 10pm. Patchy fog between 7pm and 8pm. Otherwise, mostly cloudy, with a low around 38. Light south wind.
Thursday
Rain. High near 44. South southeast wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 42. South southeast wind 5 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain. High near 51. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain. Low around 46. Chance of precipitation is 80%.
Saturday
Rain. Mostly cloudy, with a high near 49.
Saturday Night
Rain likely. Mostly cloudy, with a low around 44.
Sunday
Rain. Cloudy, with a high near 50.
Sunday Night
Rain likely. Mostly cloudy, with a low around 44.
Monday
Rain likely. Cloudy, with a high near 51.
Monday Night
Rain. Cloudy, with a low around 47.
Tuesday
Rain. Cloudy, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Newcastle WA
 47.55°N 122.11°W (Elev. 794 ft)
Last Update:
7:01 pm PST Dec 2, 2025
Forecast Valid:
9pm PST Dec 2, 2025-6pm PST Dec 9, 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