Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East; Severe Storm Threat in the Gulf States Sunday

A significant winter storm is underway, bringing widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Extremely cold air will follow, prolonging dangerous travel and infrastructure impacts into next week. Severe thunderstorms may produce damaging gusts and tornadoes across the eastern Gulf Coast states Sunday morning and afternoon. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Clear

27°F

-3°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 25 Jan 03:35 AM PST
Extended Forecast for

Newcastle WA

  • Overnight

    Overnight: Partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 44. Calm wind.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 31. Light southeast wind.

    Low: 31 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, with a high near 46. Light south wind.

    High: 46 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37. East southeast wind 3 to 5 mph.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain after 10pm.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain.  Mostly cloudy, with a high near 48.

    High: 48 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 10pm.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Rain Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 29. Calm wind.
Sunday
Mostly sunny, with a high near 44. Calm wind.
Sunday Night
Increasing clouds, with a low around 31. Light southeast wind.
Monday
Mostly cloudy, with a high near 46. Light south wind.
Monday Night
Mostly cloudy, with a low around 37. East southeast wind 3 to 5 mph.
Tuesday
Mostly cloudy, with a high near 51.
Tuesday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 39.
Wednesday
A chance of rain. Mostly cloudy, with a high near 48.
Wednesday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 43.
Thursday
Rain likely. Mostly cloudy, with a high near 50.
Thursday Night
Rain likely. Mostly cloudy, with a low around 46.
Friday
Rain likely. Mostly cloudy, with a high near 53.
Friday Night
A chance of rain. Mostly cloudy, with a low around 43.
Saturday
A chance of rain. Partly sunny, with a high near 54.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Newcastle WA
 47.53°N 122.14°W (Elev. 873 ft)
1:26 am PST Jan 25, 2026
3am PST Jan 25, 2026-6pm PST Jan 31, 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