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.

Clear

50°F

10°C

Humidity 76%
Wind Speed N 6 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 28 Nov 11:35 AM PST
Extended Forecast for

3 Miles ESE Newcastle WA

  • Today

    Today: Sunny, with a high near 48. North northeast wind 3 to 7 mph.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a steady temperature around 41. East southeast wind 5 to 8 mph.

    Low: 41 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 20 percent chance of rain after 10am. Mostly cloudy, with a high near 45. East wind 3 to 6 mph.

    High: 45 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33. East wind around 5 mph.

    Low: 33 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 43. Light and variable wind.

    High: 43 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of rain and snow after 4am. Mostly cloudy, with a low around 35. Chance of precipitation is 10%.

    Low: 35 °F

    Partly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Monday

    Monday: A slight chance of rain and snow before 10am, then a chance of rain. Mostly cloudy, with a high near 43. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 43 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Monday Night

    Monday Night: Rain likely, mainly between 10pm and 4am. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Rain Likely

  • Tuesday

    Tuesday: A chance of rain before 10am. Mostly cloudy, with a high near 44.

    High: 44 °F

    Chance Rain
    then Mostly
    Cloudy

Detailed Forecast

Today
Sunny, with a high near 48. North northeast wind 3 to 7 mph.
Tonight
Increasing clouds, with a steady temperature around 41. East southeast wind 5 to 8 mph.
Saturday
A 20 percent chance of rain after 10am. Mostly cloudy, with a high near 45. East wind 3 to 6 mph.
Saturday Night
Partly cloudy, with a low around 33. East wind around 5 mph.
Sunday
Partly sunny, with a high near 43. Light and variable wind.
Sunday Night
A slight chance of rain and snow after 4am. Mostly cloudy, with a low around 35. Chance of precipitation is 10%.
Monday
A slight chance of rain and snow before 10am, then a chance of rain. Mostly cloudy, with a high near 43. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
Rain likely, mainly between 10pm and 4am. Mostly cloudy, with a low around 40.
Tuesday
A chance of rain before 10am. Mostly cloudy, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 43.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 39.
Thursday
A chance of rain. Cloudy, with a high near 45.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Newcastle WA
 47.53°N 122.11°W (Elev. 1237 ft)
Last Update:
9:23 am PST Nov 28, 2025
Forecast Valid:
11am PST Nov 28, 2025-6pm PST Dec 4, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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