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 93%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 02 Dec 09:30 AM PST
Extended Forecast for

2 Miles E Newcastle WA

  • Today

    Today: Patchy fog between 10am and 1pm. Otherwise, cloudy, with a high near 43. Calm wind.

    High: 43 °F

    Patchy Fog

  • Tonight

    Tonight: Patchy fog between 3am and 4am. Otherwise, mostly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog between 10am and noon. Otherwise, cloudy, with a high near 42. Calm wind.

    High: 42 °F

    Patchy Fog
    then Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 37. Light south southeast wind.

    Low: 37 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: Rain. High near 44. South southeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 44 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 42. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain

  • Friday

    Friday: Rain. High near 51. Chance of precipitation is 90%.

    High: 51 °F

    Rain

  • Friday Night

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

    Low: 46 °F

    Rain

  • Saturday

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

    High: 49 °F

    Rain

Detailed Forecast

Today
Patchy fog between 10am and 1pm. Otherwise, cloudy, with a high near 43. Calm wind.
Tonight
Patchy fog between 3am and 4am. Otherwise, mostly cloudy, with a low around 35. Calm wind.
Wednesday
Patchy fog between 10am and noon. Otherwise, cloudy, with a high near 42. Calm wind.
Wednesday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 37. Light south southeast wind.
Thursday
Rain. High near 44. South southeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 42. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 51. Chance of precipitation is 90%.
Friday Night
Rain. Cloudy, with a low around 46.
Saturday
Rain. Mostly cloudy, with a high near 49.
Saturday Night
Rain likely. Mostly cloudy, with a low around 45.
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 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 am PST Dec 2, 2025
Forecast Valid:
9am PST Dec 2, 2025-6pm PST Dec 8, 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