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.

light snow

33°F

1°C

Humidity 96%
Wind Speed WSW 2 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility 1.24 mi
Last update 02 Nov 12:18 AM PDT
Extended Forecast for

4 Miles S Chinook Pass WA

  • Overnight

    Overnight: Snow, possibly mixed with rain, becoming all snow after 2am, then gradually ending. Low around 30. South southwest wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow

  • Sunday

    Sunday: A chance of snow between 8am and 10am. Mostly sunny, with a high near 37. Wind chill values between 23 and 33. South southwest wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 37 °F

    Chance Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Cloudy, with a low around 31. Calm wind becoming east 5 to 8 mph after midnight.

    Low: 31 °F

    Cloudy

  • Monday

    Monday: A chance of snow before 2pm, then a chance of rain and snow. Cloudy, with a high near 37. Wind chill values between 24 and 34. East southeast wind 5 to 9 mph becoming south in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Monday Night

    Monday Night: Rain and snow likely, mainly after 11pm. Mostly cloudy, with a low around 32. Calm wind becoming south southeast 5 to 7 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 32 °F

    Rain/Snow
    Likely

  • Tuesday

    Tuesday: Rain and snow likely before 11am, then a chance of rain. Mostly cloudy, with a high near 40. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow
    Likely then
    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 36. Chance of precipitation is 100%.

    Low: 36 °F

    Rain

  • Wednesday

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

    High: 40 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain before 11pm, then rain, possibly mixed with snow. Cloudy, with a low around 35.

    Low: 35 °F

    Rain/Snow

Detailed Forecast

Overnight
Snow, possibly mixed with rain, becoming all snow after 2am, then gradually ending. Low around 30. South southwest wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
A chance of snow between 8am and 10am. Mostly sunny, with a high near 37. Wind chill values between 23 and 33. South southwest wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
Cloudy, with a low around 31. Calm wind becoming east 5 to 8 mph after midnight.
Monday
A chance of snow before 2pm, then a chance of rain and snow. Cloudy, with a high near 37. Wind chill values between 24 and 34. East southeast wind 5 to 9 mph becoming south in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Monday Night
Rain and snow likely, mainly after 11pm. Mostly cloudy, with a low around 32. Calm wind becoming south southeast 5 to 7 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday
Rain and snow likely before 11am, then a chance of rain. Mostly cloudy, with a high near 40. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain. Low around 36. Chance of precipitation is 100%.
Wednesday
Rain. Cloudy, with a high near 40.
Wednesday Night
Rain before 11pm, then rain, possibly mixed with snow. Cloudy, with a low around 35.
Thursday
Rain, possibly mixed with snow. Cloudy, with a high near 38.
Thursday Night
Rain and snow. Cloudy, with a low around 32.
Friday
Rain and snow. Cloudy, with a high near 35.
Friday Night
Snow likely. Mostly cloudy, with a low around 29.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Chinook Pass WA
 46.82°N 121.52°W (Elev. 4334 ft)
Last Update:
8:01 pm PDT Nov 1, 2025
Forecast Valid:
12am PDT Nov 2, 2025-6pm PST Nov 8, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation