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.

Rain

52°F

11°C

Humidity 87%
Wind Speed S 8 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 48°F (9°C)
Visibility 9.00 mi
Last update 22 Apr 08:35 AM PDT
Extended Forecast for

Newcastle WA

  • Today

    Today: Rain before 4pm, then a slight chance of rain after 5pm.  High near 54. South southwest wind 10 to 13 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Rain then
    Chance Rain

  • Tonight

    Tonight: A slight chance of rain between 10pm and 11pm.  Mostly cloudy, with a low around 45. South southwest wind 10 to 13 mph.  Chance of precipitation is 20%.

    Low: 45 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 58. South southwest wind 5 to 7 mph.

    High: 58 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42. North northwest wind around 6 mph becoming light and variable  in the evening.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 62. Light and variable wind becoming north northwest 5 to 9 mph in the morning.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Saturday Night

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

    Low: 43 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

Today
Rain before 4pm, then a slight chance of rain after 5pm. High near 54. South southwest wind 10 to 13 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
A slight chance of rain between 10pm and 11pm. Mostly cloudy, with a low around 45. South southwest wind 10 to 13 mph. Chance of precipitation is 20%.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 58. South southwest wind 5 to 7 mph.
Thursday Night
Mostly clear, with a low around 42. North northwest wind around 6 mph becoming light and variable in the evening.
Friday
Sunny, with a high near 62. Light and variable wind becoming north northwest 5 to 9 mph in the morning.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 64.
Saturday Night
Mostly clear, with a low around 43.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Newcastle WA
 47.53°N 122.14°W (Elev. 873 ft)
1:23 am PDT Apr 22, 2026
8am 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