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.

unknown precip

57°F

14°C

Humidity 50%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility 1.24 mi
Last update 06 Oct 10:15 AM PDT
Extended Forecast for

Chinook Pass WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 40. South southwest wind 6 to 13 mph, with gusts as high as 28 mph.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Rain likely, mainly before 11am. Partly sunny, with a temperature rising to near 44 by 8am, then falling to around 38 during the remainder of the day. Southwest wind 9 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F⇓

    Rain Likely
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a steady temperature around 34. Wind chill values between 25 and 30. Northwest wind 6 to 11 mph becoming west southwest after midnight. Winds could gust as high as 26 mph.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain and snow after 2pm. Partly sunny, with a high near 36. Light and variable wind. Chance of precipitation is 20%.

    High: 36 °F

    Partly Sunny
    then Slight
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A slight chance of rain and snow before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 32. Calm wind becoming east northeast 5 to 9 mph after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 20%.

    Low: 32 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Sunday

    Sunday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 40. South southwest wind 6 to 13 mph, with gusts as high as 28 mph.
Friday
Rain likely, mainly before 11am. Partly sunny, with a temperature rising to near 44 by 8am, then falling to around 38 during the remainder of the day. Southwest wind 9 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Mostly cloudy, with a steady temperature around 34. Wind chill values between 25 and 30. Northwest wind 6 to 11 mph becoming west southwest after midnight. Winds could gust as high as 26 mph.
Saturday
A slight chance of rain and snow after 2pm. Partly sunny, with a high near 36. Light and variable wind. Chance of precipitation is 20%.
Saturday Night
A slight chance of rain and snow before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 32. Calm wind becoming east northeast 5 to 9 mph after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 39.
Sunday Night
Mostly clear, with a low around 31.
Columbus Day
Sunny, with a high near 46.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 38.
Wednesday
A chance of rain. Partly sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
Mostly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.88°N 121.54°W (Elev. 4580 ft)
Last Update:
11:26 pm PDT Oct 8, 2026
Forecast Valid:
12am PDT Oct 9, 2026-6pm PDT Oct 15, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation