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

43°F

6°C

Humidity 88%
Wind Speed S 4 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 18 Nov 12:53 AM PST
Extended Forecast for

2 Miles E Newcastle WA

  • Overnight

    Overnight: A 30 percent chance of showers, mainly before 4am. Mostly cloudy, with a low around 40. South wind around 6 mph.

    Low: 40 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 46. South wind around 5 mph becoming calm in the morning.

    High: 46 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 51. Light east wind.

    High: 51 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 10pm. Mostly cloudy, with a low around 41. East southeast wind around 9 mph.

    Low: 41 °F

    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before 10am. Partly sunny, with a high near 51.

    High: 51 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 50.

    High: 50 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance
    Showers

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly before 4am. Mostly cloudy, with a low around 40. South wind around 6 mph.
Tuesday
A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 46. South wind around 5 mph becoming calm in the morning.
Tuesday Night
Partly cloudy, with a low around 35. Calm wind.
Wednesday
Mostly sunny, with a high near 51. Light east wind.
Wednesday Night
A 30 percent chance of showers after 10pm. Mostly cloudy, with a low around 41. East southeast wind around 9 mph.
Thursday
A 30 percent chance of showers, mainly before 10am. Partly sunny, with a high near 51.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 40.
Friday
A chance of showers. Mostly cloudy, with a high near 50.
Friday Night
A chance of showers. Mostly cloudy, with a low around 44.
Saturday
Showers likely. Mostly cloudy, with a high near 51.
Saturday Night
Showers likely. Mostly cloudy, with a low around 44.
Sunday
Showers likely. Mostly cloudy, with a high near 49.
Sunday Night
Rain likely. Mostly cloudy, with a low around 41.
Monday
Rain likely. Mostly cloudy, with a high near 49.
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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 pm PST Nov 17, 2025
Forecast Valid:
1am PST Nov 18, 2025-6pm PST Nov 24, 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