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

36°F

2°C

Humidity 100%
Wind Speed SE 4 MPH
Barometer 29.62 in (1003.05 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 26 Dec 07:35 AM PST
Extended Forecast for

2 Miles E Newcastle WA

  • Today

    Today: Rain before 1pm, then a chance of rain and snow between 1pm and 4pm, then rain likely after 4pm. Steady temperature around 39. South southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 39 °F

    Rain then
    Rain/Snow
    Likely

  • Tonight

    Tonight: Rain and snow likely before 1am, then a chance of snow. Mostly cloudy, with a low around 32. West southwest wind 7 to 14 mph becoming northwest after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 38. Southwest wind around 6 mph becoming northwest in the afternoon.

    High: 38 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31. East southeast wind 3 to 5 mph.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 40. East southeast wind around 5 mph becoming calm in the morning.

    High: 40 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

Detailed Forecast

Today
Rain before 1pm, then a chance of rain and snow between 1pm and 4pm, then rain likely after 4pm. Steady temperature around 39. South southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tonight
Rain and snow likely before 1am, then a chance of snow. Mostly cloudy, with a low around 32. West southwest wind 7 to 14 mph becoming northwest after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday
Mostly sunny, with a high near 38. Southwest wind around 6 mph becoming northwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around 31. East southeast wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 40. East southeast wind around 5 mph becoming calm in the morning.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Mostly cloudy, with a high near 42.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
Mostly cloudy, with a high near 44.
Tuesday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 36.
Wednesday
A chance of rain. Cloudy, with a high near 45.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 39.
New Year's Day
Rain likely. Mostly cloudy, with a high near 45.
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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:
7:01 am PST Dec 26, 2025
Forecast Valid:
7am PST Dec 26, 2025-6pm PST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation