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

43°F

6°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 24 Nov 04:15 AM PST
Extended Forecast for

3 Miles E Newcastle WA

  • Overnight

    Overnight: A 20 percent chance of rain before 5am. Partly cloudy, with a low around 37. South wind around 7 mph.

    Low: 37 °F

    Slight Chance
    Rain

  • Monday

    Monday: Rain likely, mainly before 2pm. Partly sunny, with a high near 44. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Rain Likely

  • Monday Night

    Monday Night: A slight chance of rain before 8pm, then a chance of rain after 4am. Mostly cloudy, with a low around 37. South wind around 5 mph. Chance of precipitation is 30%.

    Low: 37 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, possibly mixed with snow before 1pm, then rain. High near 43. Southeast wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain. Low around 39. Southeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain

  • Wednesday

    Wednesday: Rain likely. Cloudy, with a high near 47. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain. Low around 43. Chance of precipitation is 80%.

    Low: 43 °F

    Rain

  • Thanksgiving Day

    Thanksgiving Day: Rain. Mostly cloudy, with a high near 47.

    High: 47 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain Likely

Detailed Forecast

Overnight
A 20 percent chance of rain before 5am. Partly cloudy, with a low around 37. South wind around 7 mph.
Monday
Rain likely, mainly before 2pm. Partly sunny, with a high near 44. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A slight chance of rain before 8pm, then a chance of rain after 4am. Mostly cloudy, with a low around 37. South wind around 5 mph. Chance of precipitation is 30%.
Tuesday
Rain likely, possibly mixed with snow before 1pm, then rain. High near 43. Southeast wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tuesday Night
Rain. Low around 39. Southeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain likely. Cloudy, with a high near 47. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain. Low around 43. Chance of precipitation is 80%.
Thanksgiving Day
Rain. Mostly cloudy, with a high near 47.
Thursday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 42.
Friday
A chance of rain. Mostly cloudy, with a high near 46.
Friday Night
A chance of rain. Mostly cloudy, with a low around 38.
Saturday
A chance of rain. Mostly cloudy, with a high near 43.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Sunday
A chance of rain and snow. Partly sunny, with a high near 41.
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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:
3:26 am PST Nov 24, 2025
Forecast Valid:
4am PST Nov 24, 2025-6pm PST Nov 30, 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