Fire Weather Concerns in the Intermountain West into the Plains

Anomalously warm, dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the Intermountain West into the Plains though early this week. Another elevated risk is possible across the central Appalachians. A rapid warm-up is in the forecast beginning Monday across the central and eastern U.S.. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Rain

40°F

4°C

Humidity 85%
Wind Speed N 0 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 29 Mar 09:21 PM PDT
Extended Forecast for

Newcastle WA

  • Tonight

    Tonight: A slight chance of rain and snow showers before 10pm.  Partly cloudy, with a low around 33. East southeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Monday

    Monday: Sunny, with a high near 50. Calm wind becoming north around 5 mph in the afternoon.

    High: 50 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33. North wind around 6 mph becoming calm  in the evening.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 55. Light and variable wind.

    High: 55 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after 11pm.  Mostly cloudy, with a low around 41. Light and variable wind.

    Low: 41 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Rain.  High near 50. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly before 11pm, then a chance of showers after midnight.  Low around 39. Chance of precipitation is 90%.

    Low: 39 °F

    Rain then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers.  Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers before 11pm.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of rain and snow showers before 10pm. Partly cloudy, with a low around 33. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Monday
Sunny, with a high near 50. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 33. North wind around 6 mph becoming calm in the evening.
Tuesday
Mostly cloudy, with a high near 55. Light and variable wind.
Tuesday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 41. Light and variable wind.
Wednesday
Rain. High near 50. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain, mainly before 11pm, then a chance of showers after midnight. Low around 39. Chance of precipitation is 90%.
Thursday
A chance of showers. Mostly cloudy, with a high near 52.
Thursday Night
A slight chance of showers before 11pm. Mostly cloudy, with a low around 40.
Friday
A slight chance of showers. Partly sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Partly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Newcastle WA
 47.52°N 122.17°W (Elev. 400 ft)
11:26 am PDT Mar 29, 2026
9pm PDT Mar 29, 2026-6pm PDT Apr 5, 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