Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Clear

37°F

3°C

Humidity 86%
Wind Speed N 4 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 20 Jan 12:00 PM PST
Extended Forecast for

2 Miles E Newcastle WA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 48. Northeast wind 3 to 5 mph.

    High: 48 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 34. East wind around 5 mph.

    Low: 34 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 45. Light and variable wind.

    High: 45 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. Light east southeast wind.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 42. Calm wind.

    High: 42 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 48. Northeast wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 34. East wind around 5 mph.
Wednesday
Sunny, with a high near 45. Light and variable wind.
Wednesday Night
Partly cloudy, with a low around 32. Light east southeast wind.
Thursday
Partly sunny, with a high near 42. Calm wind.
Thursday Night
Partly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 43.
Friday Night
Mostly clear, with a low around 30.
Saturday
Mostly sunny, with a high near 43.
Saturday Night
A slight chance of rain and snow after 10pm. Mostly cloudy, with a low around 33.
Sunday
A chance of rain. Mostly cloudy, with a high near 43.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 39.
Monday
A chance of rain. Mostly cloudy, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Newcastle WA
 47.53°N 122.11°W (Elev. 1237 ft)
7:01 am PST Jan 20, 2026
12pm PST Jan 20, 2026-6pm PST Jan 26, 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