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.

Mostly Cloudy

54°F

12°C

Humidity 96%
Wind Speed NNW 3 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 53°F (12°C)
Visibility 8.00 mi
Last update 15 Nov 06:53 PM PST
Extended Forecast for

3 Miles ENE Newcastle WA

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 5am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Sunday

    Sunday: Rain, mainly after 11am. Patchy fog before 1pm. High near 59. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Chance Rain
    and Patchy
    Fog then Rain
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: Rain. Low around 47. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain

  • Monday

    Monday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 54. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Rain Likely

  • Monday Night

    Monday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Chance Rain

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly before 4pm. Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before 10pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 38.

    Low: 38 °F

    Slight Chance
    Rain then
    Patchy Fog

  • Wednesday

    Wednesday: A chance of rain after 4pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 54.

    High: 54 °F

    Patchy Fog
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 10pm. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Rain Likely

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly after 5am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 51. Calm wind.
Sunday
Rain, mainly after 11am. Patchy fog before 1pm. High near 59. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain. Low around 47. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 54. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 42. Calm wind.
Tuesday
A 40 percent chance of rain, mainly before 4pm. Mostly cloudy, with a high near 52.
Tuesday Night
A 20 percent chance of rain before 10pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 38.
Wednesday
A chance of rain after 4pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 54.
Wednesday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 43.
Thursday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 55.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 40.
Friday
A chance of rain. Partly sunny, with a high near 54.
Friday Night
Rain likely. Mostly cloudy, with a low around 42.
Saturday
Rain likely. Mostly cloudy, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Newcastle WA
 47.58°N 122.09°W (Elev. 200 ft)
Last Update:
7:01 pm PST Nov 15, 2025
Forecast Valid:
7pm PST Nov 15, 2025-6pm PST Nov 22, 2025
 
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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