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.

light snow

22°F

-6°C

Humidity 92%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility 1.24 mi
Last update 18 Feb 02:02 AM PST
Extended Forecast for

4 Miles SSE Chinook Pass WA

  • Overnight

    Overnight: A slight chance of snow showers before 3am, then a slight chance of snow showers after 4am.  Mostly cloudy, with a low around 15. Wind chill values between 6 and 11. West southwest wind around 7 mph.  Chance of precipitation is 20%.

    Low: 15 °F

    Slight Chance
    Snow Showers

  • Wednesday

    Wednesday: Snow showers likely, mainly after 1pm. The snow could be heavy at times.  Mostly cloudy, with a high near 25. Wind chill values between 5 and 15. Southwest wind around 9 mph, with gusts as high as 21 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 25 °F

    Chance Snow
    Showers then
    Heavy Snow

  • 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 16. Wind chill values between 7 and 12. South southwest wind 6 to 8 mph becoming east after midnight.  Chance of precipitation is 50%. New snow accumulation of around an inch possible.

    Low: 16 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: Snow showers likely, mainly between 10am and 4pm.  Mostly cloudy, with a high near 26. Wind chill values between 8 and 18. East wind around 8 mph becoming north in the afternoon.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 26 °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. Northwest wind around 6 mph becoming west southwest after midnight.  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 26. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Chance Snow

  • Friday Night

    Friday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 18. New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly after 10am.  Mostly cloudy, with a high near 29. Breezy.

    High: 29 °F

    Snow Likely
    and Breezy

  • Saturday Night

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

    Low: 24 °F

    Snow Likely
    and Breezy

Detailed Forecast

Overnight
A slight chance of snow showers before 3am, then a slight chance of snow showers after 4am. Mostly cloudy, with a low around 15. Wind chill values between 6 and 11. West southwest wind around 7 mph. Chance of precipitation is 20%.
Wednesday
Snow showers likely, mainly after 1pm. The snow could be heavy at times. Mostly cloudy, with a high near 25. Wind chill values between 5 and 15. Southwest wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
A chance of snow showers before 8pm, then a chance of snow showers after 10pm. Mostly cloudy, with a low around 16. Wind chill values between 7 and 12. South southwest wind 6 to 8 mph becoming east after midnight. Chance of precipitation is 50%. New snow accumulation of around an inch possible.
Thursday
Snow showers likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 26. Wind chill values between 8 and 18. East wind around 8 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. Northwest wind around 6 mph becoming west southwest after midnight. 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 26. New snow accumulation of less than a half inch possible.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 18. New snow accumulation of less than a half inch possible.
Saturday
Snow likely, mainly after 10am. Mostly cloudy, with a high near 29. Breezy.
Saturday Night
Snow likely. Mostly cloudy, with a low around 24. Breezy.
Sunday
Snow. Cloudy, with a high near 33.
Sunday Night
Snow. Cloudy, with a low around 26.
Monday
Snow. Cloudy, with a high near 34.
Monday Night
Snow. Mostly cloudy, with a low around 24.
Tuesday
Snow. Mostly cloudy, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Chinook Pass WA
 46.82°N 121.49°W (Elev. 5030 ft)
1:26 am PST Feb 18, 2026
2am PST Feb 18, 2026-6pm PST Feb 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

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