Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Rain

42°F

6°C

Humidity 75%
Wind Speed SSE 3 MPH
Barometer 29.7 in (1005.76 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 18 Feb 03:18 PM PST
Extended Forecast for

Newcastle WA

  • This Afternoon

    This Afternoon: A chance of rain and snow showers before 4pm, then a chance of rain showers.  Mostly cloudy, with a high near 41. South southwest wind around 6 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 41 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: A chance of rain and snow showers before 4am, then a slight chance of snow showers between 4am and 5am.  Mostly cloudy, with a low around 31. Southeast wind around 5 mph becoming light and variable.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow

  • Thursday

    Thursday: A 30 percent chance of snow showers, mainly after 10am.  Mostly cloudy, then gradually becoming sunny, with a high near 38. North wind 7 to 9 mph.  Little or no snow accumulation expected.

    High: 38 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. North wind 5 to 7 mph becoming calm  after midnight.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of snow after 10am, mixing with rain after 4pm.  Partly sunny, with a high near 42. Light and variable wind.  Chance of precipitation is 20%.

    High: 42 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

  • Friday Night

    Friday Night: A slight chance of rain and snow before 10pm, then a chance of snow.  Mostly cloudy, with a low around 34. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 34 °F

    Slight Chance
    Rain/Snow
    then Chance
    Snow

  • Saturday

    Saturday: A chance of snow before 10am, then a chance of rain.  Mostly cloudy, with a high near 49. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 49 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A chance of rain.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

  • Sunday

    Sunday: Rain, mainly after 10am.  Mostly cloudy, with a high near 52.

    High: 52 °F

    Rain

Detailed Forecast

This Afternoon
A chance of rain and snow showers before 4pm, then a chance of rain showers. Mostly cloudy, with a high near 41. South southwest wind around 6 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tonight
A chance of rain and snow showers before 4am, then a slight chance of snow showers between 4am and 5am. Mostly cloudy, with a low around 31. Southeast wind around 5 mph becoming light and variable. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday
A 30 percent chance of snow showers, mainly after 10am. Mostly cloudy, then gradually becoming sunny, with a high near 38. North wind 7 to 9 mph. Little or no snow accumulation expected.
Thursday Night
Partly cloudy, with a low around 28. North wind 5 to 7 mph becoming calm after midnight.
Friday
A slight chance of snow after 10am, mixing with rain after 4pm. Partly sunny, with a high near 42. Light and variable wind. Chance of precipitation is 20%.
Friday Night
A slight chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 34. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
A chance of snow before 10am, then a chance of rain. Mostly cloudy, with a high near 49. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 39.
Sunday
Rain, mainly after 10am. Mostly cloudy, with a high near 52.
Sunday Night
Rain. Mostly cloudy, with a low around 39.
Monday
Rain. Cloudy, with a high near 48.
Monday Night
Rain likely. Mostly cloudy, with a low around 38.
Tuesday
Rain likely. Mostly cloudy, with a high near 48.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 38.
Wednesday
Rain likely. Mostly cloudy, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
Newcastle WA
 47.53°N 122.14°W (Elev. 873 ft)
1:26 pm PST Feb 18, 2026
3pm PST Feb 18, 2026-6pm PST Feb 25, 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