Heavy Snow in the Cascades and Northern Rockies; Wintry Mix in the Northeast; High Winds in Southern California

Two more cold fronts will pass through the Northwest U.S. this week with heavy mountain snow continuing across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain across the Northeast U.S. today. High winds could blow down trees and power lines in the mountains of southern California this evening through Thursday. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Mostly Cloudy

43°F

6°C

Humidity 75%
Wind Speed S 12 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 07 Jan 05:20 AM PST
Extended Forecast for

3 Miles NNE Newcastle WA

  • Overnight

    Overnight: Rain likely, possibly mixed with snow showers.  Cloudy, with a low around 37. South wind around 7 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 37 °F

    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Rain, possibly mixed with snow showers, becoming all rain after noon.  High near 42. South wind around 8 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain showers likely before 4am, then rain and snow showers.  Low around 35. South southwest wind around 6 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 35 °F

    Showers
    Likely then
    Rain/Snow

  • Thursday

    Thursday: Rain and snow showers, becoming all rain after 10am.  High near 43. South southwest wind around 6 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before 4am.  Mostly cloudy, with a low around 40. South wind 3 to 5 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Showers
    Likely

  • Friday

    Friday: A 30 percent chance of showers before 10am.  Mostly cloudy, with a high near 49.

    High: 49 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 10am.  Mostly cloudy, with a high near 49.

    High: 49 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A chance of rain.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

Detailed Forecast

Overnight
Rain likely, possibly mixed with snow showers. Cloudy, with a low around 37. South wind around 7 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday
Rain, possibly mixed with snow showers, becoming all rain after noon. High near 42. South wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Rain showers likely before 4am, then rain and snow showers. Low around 35. South southwest wind around 6 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
Rain and snow showers, becoming all rain after 10am. High near 43. South southwest wind around 6 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Showers likely, mainly before 4am. Mostly cloudy, with a low around 40. South wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 30 percent chance of showers before 10am. Mostly cloudy, with a high near 49.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
A slight chance of rain after 10am. Mostly cloudy, with a high near 49.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 41.
Sunday
A chance of rain. Mostly cloudy, with a high near 50.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 43.
Monday
A chance of rain. Mostly cloudy, with a high near 52.
Monday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 43.
Tuesday
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Newcastle WA
 47.59°N 122.12°W (Elev. 256 ft)
1:25 am PST Jan 7, 2026
5am PST Jan 7, 2026-6pm PST Jan 13, 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