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

15°F

-9°C

Humidity 94%
Wind Speed E 9 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility 0.30 mi
Wind Chill3°F (-16°C)
Last update 21 Jan 06:32 AM PST
Extended Forecast for

5 Miles WSW Chinook Pass WA

  • Today

    Today: Sunny, with a high near 42. Wind chill values between 23 and 33. South southeast wind 5 to 7 mph becoming calm  in the afternoon.

    High: 42 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 28. Northwest wind 3 to 5 mph.

    Low: 28 °F

    Partly Cloudy

  • Thursday

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

    High: 38 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20. Light and variable wind becoming south southeast around 5 mph after midnight.

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 32. East wind around 8 mph.

    High: 32 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 20.

    Low: 20 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of snow after 4pm.  Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny
    then Slight
    Chance Snow

Detailed Forecast

Today
Sunny, with a high near 42. Wind chill values between 23 and 33. South southeast wind 5 to 7 mph becoming calm in the afternoon.
Tonight
Partly cloudy, with a low around 28. Northwest wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 38. Wind chill values between 24 and 34. Light west wind.
Thursday Night
Partly cloudy, with a low around 20. Light and variable wind becoming south southeast around 5 mph after midnight.
Friday
Sunny, with a high near 32. East wind around 8 mph.
Friday Night
Clear, with a low around 20.
Saturday
Sunny, with a high near 38.
Saturday Night
Mostly clear, with a low around 24.
Sunday
A slight chance of snow after 4pm. Mostly sunny, with a high near 38.
Sunday Night
A chance of snow, mainly after 10pm. Partly cloudy, with a low around 25.
Monday
A chance of snow. Partly sunny, with a high near 37.
Monday Night
A chance of snow. Mostly cloudy, with a low around 27.
Tuesday
A slight chance of snow. Partly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Chinook Pass WA
 46.85°N 121.62°W (Elev. 6056 ft)
1:26 am PST Jan 21, 2026
6am 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