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.

Mist

45°F

7°C

Humidity 93%
Wind Speed SSE 3 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 43°F (6°C)
Visibility 3.00 mi
Last update 26 Nov 12:35 AM PST
Extended Forecast for

3 Miles E Newcastle WA

  • Overnight

    Overnight: A chance of rain before 3am, then a chance of rain after 4am. Cloudy, with a low around 40. South wind around 8 mph. Chance of precipitation is 30%.

    Low: 40 °F

    Chance Rain

  • Wednesday

    Wednesday: A slight chance of rain before 10am, then a chance of rain after 2pm. Cloudy, with a high near 48. South wind around 5 mph becoming calm in the morning. Chance of precipitation is 30%.

    High: 48 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly after 10pm. Low around 44. East northeast wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain

  • Thanksgiving Day

    Thanksgiving Day: Rain. High near 46. East southeast wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Rain

  • Thursday Night

    Thursday Night: Rain, mainly before 10pm. Low around 40. North wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain then
    Chance Rain

  • Friday

    Friday: A 30 percent chance of rain before 10am. Partly sunny, with a high near 47.

    High: 47 °F

    Chance Rain
    then Partly
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain

  • Saturday

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

    High: 44 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of rain before 3am, then a chance of rain after 4am. Cloudy, with a low around 40. South wind around 8 mph. Chance of precipitation is 30%.
Wednesday
A slight chance of rain before 10am, then a chance of rain after 2pm. Cloudy, with a high near 48. South wind around 5 mph becoming calm in the morning. Chance of precipitation is 30%.
Wednesday Night
Rain, mainly after 10pm. Low around 44. East northeast wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thanksgiving Day
Rain. High near 46. East southeast wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain, mainly before 10pm. Low around 40. North wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A 30 percent chance of rain before 10am. Partly sunny, with a high near 47.
Friday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 37.
Saturday
A slight chance of rain before 10am. Mostly cloudy, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Partly sunny, with a high near 44.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 36.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 45.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 40.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Newcastle WA
 47.53°N 122.11°W (Elev. 1237 ft)
Last Update:
7:01 pm PST Nov 25, 2025
Forecast Valid:
12am PST Nov 26, 2025-6pm PST Dec 2, 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