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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

White Pass (TWHIT)

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

light snow

29°F

-2°C

Humidity 99%
Wind Speed W 1 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility 0.92 mi
Last update 09 Jan 05:02 AM PST
Extended Forecast for

8 Miles SSW Chinook Pass WA

  • Overnight

    Overnight: A slight chance of rain and snow. Patchy fog. Otherwise, mostly cloudy, with a low around 32. Calm wind. Chance of precipitation is 20%.

    Low: 32 °F

    Slight Chance
    Rain/Snow and
    Patchy Fog

  • Friday

    Friday: Patchy fog between 7am and 8am. Otherwise, partly sunny, with a high near 42. Calm wind.

    High: 42 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 45. Calm wind.

    High: 45 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly after 10am. Mostly cloudy, with a high near 45. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain. Low around 39. Chance of precipitation is 80%.

    Low: 39 °F

    Rain

  • Monday

    Monday: Rain. Mostly cloudy, with a high near 47.

    High: 47 °F

    Rain

  • Monday Night

    Monday Night: A chance of rain, mainly before 4am. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

Detailed Forecast

Overnight
A slight chance of rain and snow. Patchy fog. Otherwise, mostly cloudy, with a low around 32. Calm wind. Chance of precipitation is 20%.
Friday
Patchy fog between 7am and 8am. Otherwise, partly sunny, with a high near 42. Calm wind.
Friday Night
Mostly cloudy, with a low around 34. Calm wind.
Saturday
Partly sunny, with a high near 45. Calm wind.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 36. Calm wind.
Sunday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 45. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain. Low around 39. Chance of precipitation is 80%.
Monday
Rain. Mostly cloudy, with a high near 47.
Monday Night
A chance of rain, mainly before 4am. Mostly cloudy, with a low around 41.
Tuesday
A slight chance of rain before 10am. Mostly cloudy, with a high near 52.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Mostly sunny, with a high near 53.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Chinook Pass WA
 46.75°N 121.56°W (Elev. 2313 ft)
Last Update:
1:25 am PST Jan 9, 2026
Forecast Valid:
5am PST Jan 9, 2026-6pm PST Jan 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