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

43°F

6°C

Humidity 94%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility 1.24 mi
Last update 04 Oct 01:47 AM PDT
Extended Forecast for

Chinook Pass WA

  • Overnight

    Overnight: A 40 percent chance of rain. Mostly cloudy, with a steady temperature around 43. West northwest wind around 9 mph, with gusts as high as 20 mph.

    Low: 43 °F

    Chance Rain

  • Saturday

    Saturday: A 40 percent chance of rain, mainly after noon. Areas of fog between 8am and 11am. Otherwise, partly sunny, with a high near 43. North northwest wind 6 to 8 mph.

    High: 43 °F

    Chance Rain
    and Areas Fog

  • Saturday Night

    Saturday Night: A 30 percent chance of rain before 11pm. Partly cloudy, with a steady temperature around 39. North wind around 6 mph.

    Low: 39 °F

    Chance Rain
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 48. East wind 3 to 7 mph.

    High: 48 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. Light east northeast wind becoming east southeast 5 to 10 mph after midnight. Winds could gust as high as 20 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Overnight
A 40 percent chance of rain. Mostly cloudy, with a steady temperature around 43. West northwest wind around 9 mph, with gusts as high as 20 mph.
Saturday
A 40 percent chance of rain, mainly after noon. Areas of fog between 8am and 11am. Otherwise, partly sunny, with a high near 43. North northwest wind 6 to 8 mph.
Saturday Night
A 30 percent chance of rain before 11pm. Partly cloudy, with a steady temperature around 39. North wind around 6 mph.
Sunday
Sunny, with a high near 48. East wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 37. Light east northeast wind becoming east southeast 5 to 10 mph after midnight. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 54.
Monday Night
Clear, with a low around 40.
Tuesday
Sunny, with a high near 56.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
A slight chance of rain and snow before 2pm, then a slight chance of rain. Mostly sunny, with a high near 51.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 42.
Thursday
A chance of rain and snow. Partly sunny, with a high near 52.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 42.
Friday
A chance of rain and snow. Partly sunny, with a high near 49.
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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:
8:52 pm PDT Oct 3, 2025
Forecast Valid:
2am PDT Oct 4, 2025-6pm PDT Oct 10, 2025
 
Forecast Discussion
 
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Additional Resources

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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