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

47°F

8°C

Humidity 73%
Wind Speed NNW 3 MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 03 Dec 01:53 PM PST
Extended Forecast for

2 Miles E Newcastle WA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 42. Calm wind.

    High: 42 °F

    Mostly Cloudy

  • Tonight

    Tonight: Rain likely, mainly after 3am. Mostly cloudy, with a low around 39. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Mostly Cloudy
    then Rain
    Likely

  • Thursday

    Thursday: Rain, mainly before 3pm. High near 44. South wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 44 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 42. South wind 5 to 9 mph. 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. South southwest wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 51 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 44. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain

  • Saturday

    Saturday: Rain. High near 48. Chance of precipitation is 90%.

    High: 48 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Cloudy, with a low around 45.

    Low: 45 °F

    Rain

  • Sunday

    Sunday: Rain. Cloudy, with a high near 51.

    High: 51 °F

    Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 42. Calm wind.
Tonight
Rain likely, mainly after 3am. Mostly cloudy, with a low around 39. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain, mainly before 3pm. High near 44. South wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 42. South wind 5 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 51. South southwest wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain. Low around 44. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain. High near 48. Chance of precipitation is 90%.
Saturday Night
Rain. Cloudy, with a low around 45.
Sunday
Rain. Cloudy, with a high near 51.
Sunday Night
Rain, mainly before 10pm. Mostly cloudy, with a low around 46.
Monday
Rain. Cloudy, with a high near 52.
Monday Night
Rain. Cloudy, with a low around 47.
Tuesday
Rain. Cloudy, with a high near 51.
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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:
1:25 pm PST Dec 3, 2025
Forecast Valid:
2pm PST Dec 3, 2025-6pm PST Dec 9, 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