National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

26°F

-3°C

Humidity 70%
Wind Speed ESE 3 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility 1.24 mi
Last update 20 Jan 07:47 PM PST
Extended Forecast for

4 Miles NNW Chinook Pass WA

  • Tonight

    Tonight: Partly cloudy, with a steady temperature around 30. Wind chill values between 22 and 27. South wind around 8 mph.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 43. Wind chill values between 21 and 31. South wind 5 to 7 mph becoming calm in the afternoon.

    High: 43 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26. South wind around 7 mph.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 40. Wind chill values between 20 and 30. Southwest wind 3 to 5 mph.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22. South wind around 6 mph.

    Low: 22 °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 21.

    Low: 21 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

  • Saturday Night

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

    Low: 24 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a steady temperature around 30. Wind chill values between 22 and 27. South wind around 8 mph.
Wednesday
Sunny, with a high near 43. Wind chill values between 21 and 31. South wind 5 to 7 mph becoming calm in the afternoon.
Wednesday Night
Partly cloudy, with a low around 26. South wind around 7 mph.
Thursday
Mostly sunny, with a high near 40. Wind chill values between 20 and 30. Southwest wind 3 to 5 mph.
Thursday Night
Partly cloudy, with a low around 22. South wind around 6 mph.
Friday
Sunny, with a high near 36.
Friday Night
Mostly clear, with a low around 21.
Saturday
Sunny, with a high near 41.
Saturday Night
Mostly clear, with a low around 24.
Sunday
A slight chance of snow between 10am and 4pm, then a chance of rain and snow. Mostly sunny, with a high near 41.
Sunday Night
A chance of rain and snow. Mostly 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. Partly cloudy, with a low around 28.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Chinook Pass WA
 46.92°N 121.55°W (Elev. 3245 ft)
Last Update:
7:01 pm PST Jan 20, 2026
Forecast Valid:
8pm PST Jan 20, 2026-6pm PST Jan 27, 2026
 
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