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.

Rain

39°F

4°C

Humidity 93%
Wind Speed NNE 4 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 37°F (3°C)
Visibility 9.00 mi
Wind Chill36°F (2°C)
Last update 15 Apr 05:20 PM PDT
Extended Forecast for

2 Miles E Newcastle WA

  • This Afternoon

    This Afternoon: Rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 44. West southwest wind around 8 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    Likely

  • Tonight

    Tonight: Rain and snow showers, mainly before 11pm. Some thunder is also possible. Widespread frost, mainly after 5am. Low around 33. West southwest wind around 6 mph becoming north northwest in the evening. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow
    then Frost

  • Thursday

    Thursday: Areas of frost before 9am. Otherwise, mostly sunny, with a high near 51. South wind around 6 mph.

    High: 51 °F

    Areas Frost
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 38. South wind around 7 mph.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 54. South wind around 6 mph becoming light and variable in the morning.

    High: 54 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain. Mostly cloudy, with a high near 63.

    High: 63 °F

    Slight Chance
    Rain

Detailed Forecast

This Afternoon
Rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 44. West southwest wind around 8 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tonight
Rain and snow showers, mainly before 11pm. Some thunder is also possible. Widespread frost, mainly after 5am. Low around 33. West southwest wind around 6 mph becoming north northwest in the evening. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 51. South wind around 6 mph.
Thursday Night
Mostly cloudy, with a low around 38. South wind around 7 mph.
Friday
Mostly sunny, with a high near 54. South wind around 6 mph becoming light and variable in the morning.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Mostly cloudy, with a high near 61.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
A slight chance of rain. Mostly cloudy, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Partly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
A chance of rain. Partly sunny, with a high near 61.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 47.
Wednesday
A chance of rain. Mostly cloudy, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Newcastle WA
 47.53°N 122.11°W (Elev. 1237 ft)
Last Update:
2:10 pm PDT Apr 15, 2026
Forecast Valid:
5pm PDT Apr 15, 2026-6pm PDT Apr 22, 2026
 
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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