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

Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

White Pass (TWHIT)

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

Rain

33°F

1°C

Humidity NA
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint N/A
Visibility 1.24 mi
Last update NA
Extended Forecast for

Chinook Pass WA

  • Tonight

    Tonight: Snow, possibly mixed with rain. Low around 34. South wind 6 to 11 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 34 °F

    Rain/Snow

  • Thursday

    Thursday: Rain, possibly mixed with snow, mainly after 2pm. High near 39. South wind 8 to 10 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    High: 39 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow, becoming all rain after 1am. Low around 35. South wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow

  • Friday

    Friday: A chance of rain before 10am, then rain and snow between 10am and 1pm, then rain after 1pm. High near 41. South wind around 8 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow

  • Friday Night

    Friday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 35. South southwest wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Rain Likely
    then Chance
    Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 45.

    High: 45 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly after 10am. Mostly cloudy, with a high near 42.

    High: 42 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely, possibly mixed with snow, mainly before 10pm. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Rain/Snow
    Likely

Detailed Forecast

Tonight
Snow, possibly mixed with rain. Low around 34. South wind 6 to 11 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.
Thursday
Rain, possibly mixed with snow, mainly after 2pm. High near 39. South wind 8 to 10 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Thursday Night
Rain and snow, becoming all rain after 1am. Low around 35. South wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday
A chance of rain before 10am, then rain and snow between 10am and 1pm, then rain after 1pm. High near 41. South wind around 8 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 35. South southwest wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 45.
Saturday Night
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 34.
Sunday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 42.
Sunday Night
Rain likely, possibly mixed with snow, mainly before 10pm. Mostly cloudy, with a low around 31.
Monday
A chance of rain and snow. Partly sunny, with a high near 40.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 30.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly sunny, with a high near 48.
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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:
7:01 pm PST Jan 28, 2026
Forecast Valid:
8pm PST Jan 28, 2026-6pm PST Feb 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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