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

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

White Pass (TWHIT)

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

light snow

20°F

-7°C

Humidity 91%
Wind Speed E 8 MPH
Barometer NA
Dewpoint 18°F (-8°C)
Visibility 1.24 mi
Wind Chill10°F (-12°C)
Last update 21 Jan 01:17 PM PST
Extended Forecast for

8 Miles SSW Chinook Pass WA

  • This Afternoon

    This Afternoon: Sunny, with a high near 46. Calm wind.

    High: 46 °F

    Sunny

  • Tonight

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

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 44. Calm wind.

    High: 44 °F

    Increasing
    Clouds

  • Thursday Night

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

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 38. Light east wind.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 22.

    Low: 22 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Saturday Night

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

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 46. Calm wind.
Tonight
Partly cloudy, with a low around 29. Calm wind.
Thursday
Increasing clouds, with a high near 44. Calm wind.
Thursday Night
Partly cloudy, with a low around 25. Calm wind.
Friday
Sunny, with a high near 38. Light east wind.
Friday Night
Clear, with a low around 22.
Saturday
Sunny, with a high near 45.
Saturday Night
Mostly clear, with a low around 25.
Sunday
Sunny, with a high near 44.
Sunday Night
A slight chance of snow after 10pm. Partly cloudy, with a low around 28.
Monday
A chance of rain and snow. Partly sunny, with a high near 44.
Monday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 31.
Tuesday
A slight chance of rain and snow. Partly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Chinook Pass WA
 46.75°N 121.56°W (Elev. 2313 ft)
1:25 pm PST Jan 21, 2026
1pm PST Jan 21, 2026-6pm PST Jan 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database