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

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

White Pass (TWHIT)

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

Rain

36°F

2°C

Humidity 94%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility 1.24 mi
Last update 28 Jan 01:17 PM PST
Extended Forecast for

Chinook Pass WA

  • This Afternoon

    This Afternoon: Snow, possibly mixed with rain. High near 35. South southwest wind around 7 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.

    High: 35 °F

    Rain/Snow

  • Tonight

    Tonight: Snow, possibly mixed with rain. Low around 33. South wind 6 to 13 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 33 °F

    Rain/Snow

  • Thursday

    Thursday: Rain and snow before 1pm, then rain likely between 1pm and 4pm, then rain, possibly mixed with snow after 4pm. The snow could be heavy at times. High near 37. South wind 9 to 13 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 37 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow, becoming all rain after 1am. Low around 34. South wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 34 °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 38. South wind around 9 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 38 °F

    Rain/Snow

  • Friday Night

    Friday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 34. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Rain Likely
    then Chance
    Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 42.

    High: 42 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of rain, mainly after 4am. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, possibly mixed with snow, mainly after 10am. Mostly cloudy, with a high near 39.

    High: 39 °F

    Rain/Snow
    Likely

Detailed Forecast

This Afternoon
Snow, possibly mixed with rain. High near 35. South southwest wind around 7 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow, possibly mixed with rain. Low around 33. South wind 6 to 13 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday
Rain and snow before 1pm, then rain likely between 1pm and 4pm, then rain, possibly mixed with snow after 4pm. The snow could be heavy at times. High near 37. South wind 9 to 13 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
Rain and snow, becoming all rain after 1am. Low around 34. 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 38. South wind around 9 mph, with gusts as high as 24 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 34. 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 42.
Saturday Night
A chance of rain, mainly after 4am. Mostly cloudy, with a low around 33.
Sunday
Rain likely, possibly mixed with snow, mainly after 10am. Mostly cloudy, with a high near 39.
Sunday Night
Rain and snow likely, mainly before 10pm. Mostly cloudy, with a low around 29.
Monday
A chance of rain and snow. Partly sunny, with a high near 36.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 42.
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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:
1:25 pm PST Jan 28, 2026
Forecast Valid:
1pm PST Jan 28, 2026-6pm PST Feb 3, 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