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.

NA

21°F

-6°C

Humidity 85%
Wind Speed E 6 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility 1.24 mi
Wind Chill13°F (-11°C)
Last update 20 Jan 11:32 PM PST
Extended Forecast for

7 Miles SSW Chinook Pass WA

  • Tonight

    Tonight: Partly cloudy, with a low around 30. North wind around 6 mph.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 41. Wind chill values between 25 and 35. North wind around 5 mph becoming calm  in the morning.

    High: 41 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. Light northeast wind.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 38. Wind chill values between 24 and 34. Light and variable wind.

    High: 38 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23. Light east wind.

    Low: 23 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 34.

    High: 34 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 30. North wind around 6 mph.
Wednesday
Sunny, with a high near 41. Wind chill values between 25 and 35. North wind around 5 mph becoming calm in the morning.
Wednesday Night
Partly cloudy, with a low around 28. Light northeast wind.
Thursday
Mostly sunny, with a high near 38. Wind chill values between 24 and 34. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 23. Light east wind.
Friday
Sunny, with a high near 34.
Friday Night
Mostly clear, with a low around 23.
Saturday
Sunny, with a high near 38.
Saturday Night
Mostly clear, with a low around 26.
Sunday
A slight chance of snow after 10am. Mostly sunny, with a high near 39.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 29.
Monday
A chance of snow. Partly sunny, with a high near 37.
Monday Night
A chance of snow. Mostly cloudy, with a low around 29.
Tuesday
A slight chance of snow. Partly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSW Chinook Pass WA
 46.78°N 121.6°W (Elev. 5315 ft)
7:01 pm PST Jan 20, 2026
11pm PST Jan 20, 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