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

20°F

-7°C

Humidity 86%
Wind Speed ENE 8 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility 1.24 mi
Wind Chill10°F (-12°C)
Last update 21 Jan 02:02 AM PST
Extended Forecast for

3 Miles SSW Chinook Pass WA

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 31. Wind chill values between 24 and 29. East northeast wind around 6 mph.

    Low: 31 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 42. Wind chill values between 23 and 33. East northeast wind around 6 mph becoming calm  in the afternoon.

    High: 42 °F

    Sunny

  • Wednesday Night

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

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 40. Wind chill values between 24 and 34. Light east southeast wind.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23. East southeast wind 3 to 5 mph.

    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 40.

    High: 40 °F

    Sunny

  • Saturday Night

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

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 31. Wind chill values between 24 and 29. East northeast wind around 6 mph.
Wednesday
Sunny, with a high near 42. Wind chill values between 23 and 33. East northeast wind around 6 mph becoming calm in the afternoon.
Wednesday Night
Partly cloudy, with a low around 28. Light east northeast wind.
Thursday
Mostly sunny, with a high near 40. Wind chill values between 24 and 34. Light east southeast wind.
Thursday Night
Partly cloudy, with a low around 23. East southeast wind 3 to 5 mph.
Friday
Sunny, with a high near 34.
Friday Night
Mostly clear, with a low around 23.
Saturday
Sunny, with a high near 40.
Saturday Night
Mostly clear, with a low around 25.
Sunday
Mostly sunny, with a high near 41.
Sunday Night
A slight chance of snow. Partly cloudy, with a low around 28.
Monday
A chance of rain and snow. Partly sunny, with a high near 40.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 30.
Tuesday
A slight chance of rain and snow. Partly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Chinook Pass WA
 46.84°N 121.52°W (Elev. 4052 ft)
1:26 am PST Jan 21, 2026
2am PST Jan 21, 2026-6pm PST Jan 27, 2026
 
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Additional Resources

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