Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Clear

30°F

-1°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 23 Jan 02:35 AM PST
Extended Forecast for

Newcastle WA

  • Overnight

    Overnight: Partly cloudy, with a low around 30. Light east northeast wind.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 43. North northeast wind 3 to 6 mph.

    High: 43 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 29. Northeast wind 3 to 5 mph.

    Low: 29 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 43. Wind chill values between 25 and 35. Light north wind.

    High: 43 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 30. Light east northeast wind.
Friday
Sunny, with a high near 43. North northeast wind 3 to 6 mph.
Friday Night
Clear, with a low around 29. Northeast wind 3 to 5 mph.
Saturday
Sunny, with a high near 43. Wind chill values between 25 and 35. Light north wind.
Saturday Night
Mostly clear, with a low around 28. Calm wind.
Sunday
Mostly sunny, with a high near 43.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Mostly cloudy, with a high near 46.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 51.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 39.
Wednesday
A chance of showers. Mostly cloudy, with a high near 50.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 41.
Thursday
A chance of showers. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Newcastle WA
 47.53°N 122.14°W (Elev. 873 ft)
1:25 am PST Jan 23, 2026
2am PST Jan 23, 2026-6pm PST Jan 29, 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