Critical Fire Weather Conditions in the Plains; Heavy Snow in the Sierra and Northern Rockies

Gusty winds and warm, very dry conditions will lead to a Critical Risk of fire weather across much of the High Plains through Thursday. A Pacific storm system will bring strong winds and precipitation from the Pacific Northwest to the Northern Rockies, with heavy mountain snow in the Sierra-Nevada and northern Rockies. Heavy snow will continue in the northern Rockies on Thursday. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Mist

51°F

11°C

Humidity 92%
Wind Speed S 10 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 49°F (9°C)
Visibility 4.00 mi
Last update 22 Apr 11:53 AM PDT
Extended Forecast for

Newcastle WA

  • This Afternoon

    This Afternoon: A chance of showers before 4pm, then a slight chance of showers after 5pm.  Mostly cloudy, with a high near 57. South southwest wind 9 to 11 mph.  Chance of precipitation is 40%.

    High: 57 °F

    Chance
    Showers

  • Tonight

    Tonight: Increasing clouds, with a low around 47. South wind 9 to 11 mph.

    Low: 47 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 62. South wind 5 to 7 mph becoming west northwest in the afternoon.

    High: 62 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. Northwest wind around 5 mph becoming light and variable  in the evening.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64. Light north northeast wind becoming north 6 to 11 mph in the afternoon.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of showers before 4pm, then a slight chance of showers after 5pm. Mostly cloudy, with a high near 57. South southwest wind 9 to 11 mph. Chance of precipitation is 40%.
Tonight
Increasing clouds, with a low around 47. South wind 9 to 11 mph.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 62. South wind 5 to 7 mph becoming west northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 43. Northwest wind around 5 mph becoming light and variable in the evening.
Friday
Sunny, with a high near 64. Light north northeast wind becoming north 6 to 11 mph in the afternoon.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 45.
Monday
Mostly sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Newcastle WA
 47.56°N 122.18°W (Elev. 207 ft)
11:26 am PDT Apr 22, 2026
12pm PDT Apr 22, 2026-6pm PDT Apr 28, 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