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

White Pass (TWHIT)

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

NA

30°F

-1°C

Humidity 99%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility 1.24 mi
Last update 01 Dec 04:02 PM PST
Extended Forecast for

Chinook Pass WA

  • Tonight

    Tonight: Rain and snow. Steady temperature around 32. Wind chill values between 21 and 26. West southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 32 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow, mainly before 10am. High near 35. Wind chill values between 23 and 31. West northwest wind 5 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Rain/Snow
    then Slight
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 36. Wind chill values between 20 and 30. Light west wind.

    High: 36 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain and snow after 4am. Mostly cloudy, with a low around 27. Light west wind. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow before 10am, then rain. High near 37. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 37 °F

    Rain/Snow
    then Rain

  • Thursday Night

    Thursday Night: Rain. Low around 35. Chance of precipitation is 90%.

    Low: 35 °F

    Rain

  • Friday

    Friday: Rain. Cloudy, with a high near 40.

    High: 40 °F

    Rain

  • Friday Night

    Friday Night: Rain before 10pm, then rain and snow. Cloudy, with a low around 33.

    Low: 33 °F

    Rain/Snow

Detailed Forecast

Tonight
Rain and snow. Steady temperature around 32. Wind chill values between 21 and 26. West southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
Rain and snow, mainly before 10am. High near 35. Wind chill values between 23 and 31. West northwest wind 5 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday Night
Partly cloudy, with a low around 24. Calm wind.
Wednesday
Mostly cloudy, with a high near 36. Wind chill values between 20 and 30. Light west wind.
Wednesday Night
A chance of rain and snow after 4am. Mostly cloudy, with a low around 27. Light west wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday
A chance of rain and snow before 10am, then rain. High near 37. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Rain. Low around 35. Chance of precipitation is 90%.
Friday
Rain. Cloudy, with a high near 40.
Friday Night
Rain before 10pm, then rain and snow. Cloudy, with a low around 33.
Saturday
Rain and snow. Mostly cloudy, with a high near 37.
Saturday Night
Rain and snow. Cloudy, with a low around 31.
Sunday
Rain and snow. Cloudy, with a high near 37.
Sunday Night
Rain and snow. The snow could be heavy at times. Mostly cloudy, with a low around 30.
Monday
Rain and snow. Mostly cloudy, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.86°N 121.53°W (Elev. 3973 ft)
Last Update:
1:26 pm PST Dec 1, 2025
Forecast Valid:
4pm PST Dec 1, 2025-6pm PST Dec 8, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation