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

White Pass (TWHIT)

Lat: 46.638°NLon: 121.39°WElev: 4498.0ft.

NA

29°F

-2°C

Humidity 63%
Wind Speed NE 9 MPH
Barometer NA
Dewpoint 18°F (-8°C)
Visibility 1.24 mi
Wind Chill21°F (-6°C)
Last update 20 Jan 10:18 AM PST
Extended Forecast for

4 Miles SW Chinook Pass WA

  • Today

    Today: Mostly sunny, with a high near 41. North northeast wind 5 to 7 mph.

    High: 41 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 29. North wind around 6 mph.

    Low: 29 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 41. Light and variable wind.

    High: 41 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 27. Light south southeast wind.

    Low: 27 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 38. Calm wind.

    High: 38 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 36.

    High: 36 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of snow.  Mostly sunny, with a high near 39.

    High: 39 °F

    Slight Chance
    Snow

Detailed Forecast

Today
Mostly sunny, with a high near 41. North northeast wind 5 to 7 mph.
Tonight
Mostly clear, with a low around 29. North wind around 6 mph.
Wednesday
Sunny, with a high near 41. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 27. Light south southeast wind.
Thursday
Mostly sunny, with a high near 38. Calm wind.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Sunny, with a high near 36.
Friday Night
Mostly clear, with a low around 25.
Saturday
A slight chance of snow. Mostly sunny, with a high near 39.
Saturday Night
Snow likely, mainly after 4am. Partly cloudy, with a low around 28.
Sunday
Snow likely. Partly sunny, with a high near 37.
Sunday Night
Snow likely. Mostly cloudy, with a low around 31.
Monday
A chance of snow. Partly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Chinook Pass WA
 46.83°N 121.58°W (Elev. 5059 ft)
7:01 am PST Jan 20, 2026
10am PST Jan 20, 2026-6pm PST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database