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

45°F

7°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 01 Dec 06:20 PM PST
Extended Forecast for

3 Miles NE Newcastle WA

  • Tonight

    Tonight: Rain likely, mainly before 4am. Mostly cloudy, with a low around 39. Calm 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: Rain likely, mainly before 7am. Patchy fog before 1pm. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 47. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Rain Likely
    and Patchy
    Fog then
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 45. Calm wind.

    High: 45 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after 4am. Patchy fog. Otherwise, mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Thursday

    Thursday: Rain, mainly after 10am. High near 46. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 44. Chance of precipitation is 80%.

    Low: 44 °F

    Rain

  • Friday

    Friday: Rain. Cloudy, with a high near 54.

    High: 54 °F

    Rain

  • Friday Night

    Friday Night: Rain. Cloudy, with a low around 46.

    Low: 46 °F

    Rain

Detailed Forecast

Tonight
Rain likely, mainly before 4am. Mostly cloudy, with a low around 39. Calm wind. 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 before 1pm. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 47. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 34. Calm wind.
Wednesday
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 45. Calm wind.
Wednesday Night
A 30 percent chance of rain after 4am. Patchy fog. Otherwise, mostly cloudy, with a low around 37. Calm wind.
Thursday
Rain, mainly after 10am. High near 46. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 44. Chance of precipitation is 80%.
Friday
Rain. Cloudy, with a high near 54.
Friday Night
Rain. Cloudy, with a low around 46.
Saturday
Rain. Mostly cloudy, with a high near 52.
Saturday Night
Rain. Mostly cloudy, with a low around 44.
Sunday
Rain. Cloudy, with a high near 51.
Sunday Night
Rain likely. Mostly cloudy, with a low around 45.
Monday
Rain. Cloudy, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Newcastle WA
 47.57°N 122.12°W (Elev. 413 ft)
Last Update:
1:26 pm PST Dec 1, 2025
Forecast Valid:
6pm PST Dec 1, 2025-6pm PST Dec 8, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation