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

39°F

4°C

Humidity 93%
Wind Speed S 4 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 15 Apr 07:35 PM PDT
Extended Forecast for

2 Miles E Newcastle WA

  • Tonight

    Tonight: Rain and snow showers before 11pm, then a slight chance of rain showers between 11pm and midnight. Some thunder is also possible. Widespread frost, mainly after 5am. Low around 33. West wind around 6 mph becoming light and variable. 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 52. Southwest wind around 6 mph.

    High: 52 °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 55. South southeast wind around 5 mph becoming light and variable in the morning.

    High: 55 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41. North northwest wind around 5 mph becoming light and variable in the evening.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

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

    High: 63 °F

    Slight Chance
    Rain

  • Sunday Night

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

    Low: 46 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain and snow showers before 11pm, then a slight chance of rain showers between 11pm and midnight. Some thunder is also possible. Widespread frost, mainly after 5am. Low around 33. West wind around 6 mph becoming light and variable. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 52. Southwest 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 55. South southeast wind around 5 mph becoming light and variable in the morning.
Friday Night
Mostly cloudy, with a low around 41. North northwest wind around 5 mph becoming light and variable in the evening.
Saturday
Mostly cloudy, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 45.
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 66.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
A chance of rain. Partly sunny, with a high near 62.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 47.
Wednesday
A chance of rain. Mostly cloudy, with a high near 57.
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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:
2:10 pm PDT Apr 15, 2026
Forecast Valid:
7pm 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