Active Spring Like Pattern Across the Eastern Half of the Country

The second storm will track across central and eastern portion of the country this weekend. Heavy wintry precipitation will affect the northern Plains to the upper peninsula of Michigan. Severe thunderstorms are expected along and ahead of the cold front, where very large hail, damaging winds and a few tornadoes are possible from the mid-Mississippi and Ohio Valleys to southern Plains. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Clear

48°F

9°C

Humidity 76%
Wind Speed N 4 MPH
Barometer 30.38 in (1028.79 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 04 Apr 10:00 AM PDT
Extended Forecast for

Newcastle WA

  • Today

    Today: Sunny, with a high near 62. North wind 5 to 8 mph.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. North northeast wind 5 to 7 mph.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 66. North northeast wind 5 to 7 mph.

    High: 66 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 49. North wind 5 to 7 mph becoming calm  in the evening.

    Low: 49 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 69. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 69 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 62. North wind 5 to 8 mph.
Tonight
Mostly cloudy, with a low around 45. North northeast wind 5 to 7 mph.
Sunday
Partly sunny, with a high near 66. North northeast wind 5 to 7 mph.
Sunday Night
Mostly cloudy, with a low around 49. North wind 5 to 7 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 69. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Partly sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
Mostly sunny, with a high near 56.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 40.
Friday
Mostly sunny, with a high near 60.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Newcastle WA
 47.54°N 122.17°W (Elev. 397 ft)
11:27 pm PDT Apr 3, 2026
10am PDT Apr 4, 2026-6pm PDT Apr 10, 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