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.

light rain,mist

44°F

7°C

Humidity 95%
Wind Speed N 0 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 43°F (6°C)
Visibility 4.00 mi
Last update 25 Nov 11:05 PM PST
Extended Forecast for

3 Miles ENE Newcastle WA

  • Tonight

    Tonight: Rain likely before 3am, then a chance of rain after 4am. Cloudy, with a steady temperature around 45. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain Likely

  • Wednesday

    Wednesday: A slight chance of rain before 10am, then a chance of rain after 2pm. Patchy fog before 2pm, then patchy fog after 5pm. Otherwise, cloudy, with a high near 53. Calm wind. Chance of precipitation is 30%.

    High: 53 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: Rain, mainly after 10pm. Patchy fog between 8pm and 1am. Low around 45. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain and
    Patchy Fog

  • Thanksgiving Day

    Thanksgiving Day: Rain. High near 52. East southeast wind 3 to 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Rain

  • Thursday Night

    Thursday Night: Rain, mainly before 10pm. Low around 42. Light north wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain then
    Chance Rain

  • Friday

    Friday: A 30 percent chance of rain before 10am. Partly sunny, with a high near 52.

    High: 52 °F

    Chance Rain
    then Partly
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after 10pm. Patchy fog between 4am and 5am. Otherwise, mostly cloudy, with a low around 38.

    Low: 38 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Saturday

    Saturday: A slight chance of rain before 10am. Patchy fog between 7am and 10am. Otherwise, mostly cloudy, with a high near 50.

    High: 50 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain likely before 3am, then a chance of rain after 4am. Cloudy, with a steady temperature around 45. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A slight chance of rain before 10am, then a chance of rain after 2pm. Patchy fog before 2pm, then patchy fog after 5pm. Otherwise, cloudy, with a high near 53. Calm wind. Chance of precipitation is 30%.
Wednesday Night
Rain, mainly after 10pm. Patchy fog between 8pm and 1am. Low around 45. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thanksgiving Day
Rain. High near 52. East southeast wind 3 to 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain, mainly before 10pm. Low around 42. Light north wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A 30 percent chance of rain before 10am. Partly sunny, with a high near 52.
Friday Night
A 20 percent chance of rain after 10pm. Patchy fog between 4am and 5am. Otherwise, mostly cloudy, with a low around 38.
Saturday
A slight chance of rain before 10am. Patchy fog between 7am and 10am. Otherwise, mostly cloudy, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
Partly sunny, with a high near 50.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 38.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 50.
Monday Night
A chance of rain. Mostly cloudy, with a low around 42.
Tuesday
A chance of rain. Mostly cloudy, with a high near 51.
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Forecast Area
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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 25, 2025
Forecast Valid:
11pm PST Nov 25, 2025-6pm PST Dec 2, 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