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

52°F

11°C

Humidity 81%
Wind Speed S 3 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 22 Nov 02:00 AM PST
Extended Forecast for

2 Miles E Newcastle WA

  • Overnight

    Overnight: A slight chance of rain between 3am and 4am. Cloudy, with a low around 46. South wind around 7 mph. Chance of precipitation is 20%.

    Low: 46 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A slight chance of rain before 10am, then a chance of rain after 11am. Mostly cloudy, with a high near 51. South wind 5 to 7 mph. Chance of precipitation is 40%.

    High: 51 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Rain, mainly after 1am. Steady temperature around 49. South wind 8 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Chance Rain
    then Rain

  • Sunday

    Sunday: Rain. High near 48. South southwest wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 48 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely. Mostly cloudy, with a low around 38. South southwest wind 6 to 9 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly before 10am. Partly sunny, with a high near 45. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Rain Likely
    then Chance
    Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

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

    High: 44 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain. Cloudy, with a low around 40.

    Low: 40 °F

    Rain

Detailed Forecast

Overnight
A slight chance of rain between 3am and 4am. Cloudy, with a low around 46. South wind around 7 mph. Chance of precipitation is 20%.
Saturday
A slight chance of rain before 10am, then a chance of rain after 11am. Mostly cloudy, with a high near 51. South wind 5 to 7 mph. Chance of precipitation is 40%.
Saturday Night
Rain, mainly after 1am. Steady temperature around 49. South wind 8 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. High near 48. South southwest wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain likely. Mostly cloudy, with a low around 38. South southwest wind 6 to 9 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain likely, mainly before 10am. Partly sunny, with a high near 45. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
A chance of rain. Mostly cloudy, with a high near 44.
Tuesday Night
Rain. Cloudy, with a low around 40.
Wednesday
Rain. Cloudy, with a high near 48.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 44.
Thanksgiving Day
Rain likely. Mostly cloudy, with a high near 51.
Thursday Night
Rain likely. Mostly cloudy, with a low around 44.
Friday
Rain likely. Mostly cloudy, with a high near 48.
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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 am PST Nov 22, 2025
Forecast Valid:
2am PST Nov 22, 2025-6pm PST Nov 28, 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