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

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

White Pass (TWHIT)

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

NA

28°F

-2°C

Humidity 77%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility 1.24 mi
Last update 27 Jan 01:48 AM PST
Extended Forecast for

Chinook Pass WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 28. South southeast wind around 5 mph.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 38. Wind chill values between 24 and 32. Southeast wind 7 to 9 mph, with gusts as high as 25 mph.

    High: 38 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A chance of snow before 1am, then snow, possibly mixed with rain. Steady temperature around 32. Wind chill values between 25 and 30. South wind around 7 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 32 °F

    Chance Snow
    then
    Rain/Snow

  • Wednesday

    Wednesday: Snow, possibly mixed with rain before 7am, then snow between 7am and 10am, then snow, possibly mixed with rain after 10am. High near 38. South southwest wind around 6 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain, possibly mixed with snow. Low around 34. South wind around 7 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow

  • Thursday

    Thursday: Rain, possibly mixed with snow, becoming all rain after 10am. High near 39. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 39 °F

    Rain/Snow
    then Rain

  • Thursday Night

    Thursday Night: Rain. Low around 36. Chance of precipitation is 90%.

    Low: 36 °F

    Rain

  • Friday

    Friday: Rain. Mostly cloudy, with a high near 43.

    High: 43 °F

    Rain

  • Friday Night

    Friday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 28. South southeast wind around 5 mph.
Tuesday
Mostly cloudy, with a high near 38. Wind chill values between 24 and 32. Southeast wind 7 to 9 mph, with gusts as high as 25 mph.
Tuesday Night
A chance of snow before 1am, then snow, possibly mixed with rain. Steady temperature around 32. Wind chill values between 25 and 30. South wind around 7 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Wednesday
Snow, possibly mixed with rain before 7am, then snow between 7am and 10am, then snow, possibly mixed with rain after 10am. High near 38. South southwest wind around 6 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain, possibly mixed with snow. Low around 34. South wind around 7 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday
Rain, possibly mixed with snow, becoming all rain after 10am. High near 39. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
Rain. Low around 36. Chance of precipitation is 90%.
Friday
Rain. Mostly cloudy, with a high near 43.
Friday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 35.
Saturday
A chance of rain, mainly before 10am. Mostly cloudy, with a high near 45.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 35.
Sunday
Rain likely. Mostly cloudy, with a high near 43.
Sunday Night
Rain likely, possibly mixed with snow. Mostly cloudy, with a low around 33.
Monday
Rain and snow likely. Mostly cloudy, with a high near 41.
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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:
1:26 am PST Jan 27, 2026
Forecast Valid:
2am PST Jan 27, 2026-6pm PST Feb 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation