National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

A Wintry Mix in the Northeast; Rain and High Elevation Snow Returns to California

A clipper system tracking across the U.S./Canadian border will bring snowfall and mixed precipitation across the Northeast. A modest atmospheric river associated with a Pacific system will bring lower elevation/coastal rain, high elevation snow/wintry mix, and gusty winds in California into the Intermountain West. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Clear

43°F

6°C

Humidity 92%
Wind Speed S 3 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 10 Feb 02:53 AM PST
Extended Forecast for

Newcastle WA

  • Overnight

    Overnight: Partly cloudy, with a low around 37. Light southeast wind.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 53. Calm wind becoming north around 6 mph in the afternoon.

    High: 53 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 3am. Otherwise, increasing clouds, with a low around 36. North northeast wind around 5 mph.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 50. North wind around 5 mph.

    High: 50 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

  • Friday

    Friday: Rain likely, mainly after 10am. Mostly cloudy, with a high near 48.

    High: 48 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Rain Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 37. Light southeast wind.
Tuesday
Sunny, with a high near 53. Calm wind becoming north around 6 mph in the afternoon.
Tuesday Night
Patchy fog after 3am. Otherwise, increasing clouds, with a low around 36. North northeast wind around 5 mph.
Wednesday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 50. North wind around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 36. Calm wind.
Thursday
Partly sunny, with a high near 51.
Thursday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 41.
Friday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 48.
Friday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 38.
Saturday
A chance of rain. Mostly cloudy, with a high near 46.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 34.
Sunday
A chance of rain and snow. Partly sunny, with a high near 45.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Washington's Birthday
A chance of rain and snow. Partly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newcastle WA
 47.54°N 122.17°W (Elev. 397 ft)
Last Update:
1:26 am PST Feb 10, 2026
Forecast Valid:
3am PST Feb 10, 2026-6pm PST Feb 16, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation