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 75%
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 11:35 AM PST
Extended Forecast for

2 Miles NNE Newcastle WA

  • Today

    Today: A 30 percent chance of rain after 4pm. Partly sunny, with a high near 44. Calm wind.

    High: 44 °F

    Chance Rain

  • Tonight

    Tonight: Rain likely, mainly before 4am. Mostly cloudy, with a low around 40. South wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain Likely

  • Tuesday

    Tuesday: A 30 percent chance of rain before 8am. Mostly cloudy, with a high near 46. Calm wind.

    High: 46 °F

    Chance Rain
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog between 3am and 4am. Otherwise, mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before noon. Otherwise, mostly cloudy, with a high near 44. Calm wind.

    High: 44 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain, mainly after 10am. High near 46. Chance of precipitation is 80%.

    High: 46 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Cloudy, with a low around 44.

    Low: 44 °F

    Rain

  • Friday

    Friday: Rain. Cloudy, with a high near 53.

    High: 53 °F

    Rain

Detailed Forecast

Today
A 30 percent chance of rain after 4pm. Partly sunny, with a high near 44. Calm wind.
Tonight
Rain likely, mainly before 4am. Mostly cloudy, with a low around 40. South wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 30 percent chance of rain before 8am. Mostly cloudy, with a high near 46. Calm wind.
Tuesday Night
Patchy fog between 3am and 4am. Otherwise, mostly cloudy, with a low around 36. Calm wind.
Wednesday
Patchy fog before noon. Otherwise, mostly cloudy, with a high near 44. Calm wind.
Wednesday Night
A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 37.
Thursday
Rain, mainly after 10am. High near 46. Chance of precipitation is 80%.
Thursday Night
Rain. Cloudy, with a low around 44.
Friday
Rain. Cloudy, with a high near 53.
Friday Night
Rain. Cloudy, with a low around 46.
Saturday
Rain. Mostly cloudy, with a high near 51.
Saturday Night
Rain. Mostly cloudy, with a low around 45.
Sunday
Rain. Cloudy, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Newcastle WA
 47.57°N 122.15°W (Elev. 397 ft)
Last Update:
11:26 am PST Dec 1, 2025
Forecast Valid:
11am 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