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

51°F

11°C

Humidity 92%
Wind Speed N 5 MPH
Barometer 30.41 in (1029.8 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 15 Oct 09:53 AM PDT
Extended Forecast for

2 Miles NNE Newcastle WA

  • Today

    Today: Sunny, with a high near 71. Calm wind.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 52. East southeast wind 3 to 5 mph.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 73. Light south southwest wind.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of rain after 11pm. Increasing clouds, with a low around 54. Light south southwest wind becoming south 6 to 11 mph in the evening. Winds could gust as high as 22 mph.

    Low: 54 °F

    Chance Rain

  • Saturday

    Saturday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 60. South wind 5 to 13 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Rain Likely
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Monday

    Monday: Cloudy, with a high near 56.

    High: 56 °F

    Cloudy

Detailed Forecast

Today
Sunny, with a high near 71. Calm wind.
Tonight
Mostly clear, with a low around 52. East southeast wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 73. Light south southwest wind.
Friday Night
A 40 percent chance of rain after 11pm. Increasing clouds, with a low around 54. Light south southwest wind becoming south 6 to 11 mph in the evening. Winds could gust as high as 22 mph.
Saturday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 60. South wind 5 to 13 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 45.
Monday
Cloudy, with a high near 56.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
Partly sunny, with a high near 58.
Tuesday Night
Mostly clear, with a low around 42.
Wednesday
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Newcastle WA
 47.57°N 122.15°W (Elev. 397 ft)
Last Update:
2:23 am PDT Oct 15, 2026
Forecast Valid:
10am PDT Oct 15, 2026-6pm PDT Oct 21, 2026
 
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