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

Critical Fire Weather in the High Plains; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Current conditions at

White Pass (TWHIT)

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

NA

22°F

-6°C

Humidity 91%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility 1.24 mi
Last update 18 Feb 01:17 AM PST
Extended Forecast for

Chinook Pass WA

  • Overnight

    Overnight: A slight chance of snow showers before 3am, then a chance of snow showers after 4am. Mostly cloudy, with a low around 16. Light west southwest wind. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 16 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: Snow showers likely, mainly after 1pm. Partly sunny, with a high near 24. Wind chill values between 9 and 15. South southwest wind 5 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 24 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of snow showers before 8pm, then a chance of snow showers after 10pm. Mostly cloudy, with a low around 18. Wind chill values between 11 and 16. Light and variable wind becoming south southeast around 5 mph in the evening. Chance of precipitation is 40%. New snow accumulation of around an inch possible.

    Low: 18 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: Snow showers likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 25. Wind chill values between 12 and 18. East wind around 6 mph becoming north in the afternoon. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 25 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of snow showers, mainly before 4am, then a slight chance of snow after 5am. Mostly cloudy, with a low around 13. Light and variable wind. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 13 °F

    Chance Snow
    Showers then
    Slight Chance
    Snow Showers

  • Friday

    Friday: A 50 percent chance of snow, mainly after 10am. Partly sunny, with a high near 25. New snow accumulation of less than a half inch possible.

    High: 25 °F

    Chance Snow

  • Friday Night

    Friday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 19. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly after 10am. Mostly cloudy, with a high near 28. Breezy.

    High: 28 °F

    Snow Likely
    and Breezy

  • Saturday Night

    Saturday Night: Snow likely. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Snow Likely

Detailed Forecast

Overnight
A slight chance of snow showers before 3am, then a chance of snow showers after 4am. Mostly cloudy, with a low around 16. Light west southwest wind. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Snow showers likely, mainly after 1pm. Partly sunny, with a high near 24. Wind chill values between 9 and 15. South southwest wind 5 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Wednesday Night
A chance of snow showers before 8pm, then a chance of snow showers after 10pm. Mostly cloudy, with a low around 18. Wind chill values between 11 and 16. Light and variable wind becoming south southeast around 5 mph in the evening. Chance of precipitation is 40%. New snow accumulation of around an inch possible.
Thursday
Snow showers likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 25. Wind chill values between 12 and 18. East wind around 6 mph becoming north in the afternoon. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Thursday Night
A chance of snow showers, mainly before 4am, then a slight chance of snow after 5am. Mostly cloudy, with a low around 13. Light and variable wind. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow, mainly after 10am. Partly sunny, with a high near 25. New snow accumulation of less than a half inch possible.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 19. New snow accumulation of less than a half inch possible.
Saturday
Snow likely, mainly after 10am. Mostly cloudy, with a high near 28. Breezy.
Saturday Night
Snow likely. Mostly cloudy, with a low around 24.
Sunday
Snow. Cloudy, with a high near 33.
Sunday Night
Snow. Cloudy, with a low around 27.
Monday
Snow. Cloudy, with a high near 33.
Monday Night
Snow. Mostly cloudy, with a low around 25.
Tuesday
Snow. Mostly cloudy, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.88°N 121.54°W (Elev. 4580 ft)
Last Update:
1:26 am PST Feb 18, 2026
Forecast Valid:
1am PST Feb 18, 2026-6pm PST Feb 24, 2026
 
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Additional Resources

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