Showers and Thunderstorms for the East; Cooler Temperatures Return Sunday into Early Week

Showers and thunderstorms will accompany a cold front that will move across the eastern third of the country through Sunday. In the wake of this front, cooler temperatures will follow for most areas east of the Rockies. A wet pattern is expected to unfold across most of Florida this week with a persistent onshore flow and increase rip currents. For Hawaii, a return toward more rain the week ahead. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

Lat: 47.49509°NLon: 122.21437°WElev: 23.0ft.

Clear

64°F

18°C

Humidity 52%
Wind Speed NNW 11 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 05 Apr 02:35 PM PDT
Extended Forecast for

Newcastle WA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 67. North wind around 7 mph.

    High: 67 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. North wind around 5 mph becoming calm  in the evening.

    Low: 49 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 70. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 42. West wind 5 to 8 mph becoming north northeast in the evening.

    Low: 42 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. East wind around 5 mph becoming light and variable  in the morning.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 67. North wind around 7 mph.
Tonight
Mostly cloudy, with a low around 49. North wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 70. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
Increasing clouds, with a low around 42. West wind 5 to 8 mph becoming north northeast in the evening.
Tuesday
Mostly sunny, with a high near 56. East wind around 5 mph becoming light and variable in the morning.
Tuesday Night
Mostly clear, with a low around 39.
Wednesday
Sunny, with a high near 59.
Wednesday Night
Clear, with a low around 39.
Thursday
Sunny, with a high near 63.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 43.
Saturday
A slight chance of rain. Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Newcastle WA
 47.52°N 122.17°W (Elev. 400 ft)
11:27 am PDT Apr 5, 2026
2pm PDT Apr 5, 2026-6pm PDT Apr 11, 2026
 
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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