Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence 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

36°F

2°C

Humidity 100%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility 1.24 mi
Last update 29 Jan 03:02 PM PST
Extended Forecast for

Chinook Pass WA

  • This Afternoon

    This Afternoon: Rain, possibly mixed with snow.  High near 39. South wind around 8 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 39 °F

    Rain/Snow

  • Tonight

    Tonight: Rain and snow, mainly before 11pm.  Steady temperature around 38. South wind around 6 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 38 °F

    Rain/Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Rain, possibly mixed with snow, mainly after 4pm.  High near 40. South wind around 9 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow

  • Friday Night

    Friday Night: Rain, mainly before 10pm.  Low around 35. South wind around 6 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Rain then
    Chance Rain

  • Saturday

    Saturday: A 40 percent chance of rain, mainly before 10am.  Mostly cloudy, with a high near 45. Southeast wind around 6 mph.

    High: 45 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after 10pm.  Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain

  • Sunday

    Sunday: Rain, mainly after 10am.  High near 40. Chance of precipitation is 80%.

    High: 40 °F

    Rain

  • Sunday Night

    Sunday Night: Rain, possibly mixed with snow, mainly before 10pm.  Mostly cloudy, with a low around 30.

    Low: 30 °F

    Rain/Snow

  • Monday

    Monday: Rain and snow likely, becoming all rain after 1pm.  Partly sunny, with a high near 40.

    High: 40 °F

    Rain/Snow
    Likely

Detailed Forecast

This Afternoon
Rain, possibly mixed with snow. High near 39. South wind around 8 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Rain and snow, mainly before 11pm. Steady temperature around 38. South wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday
Rain, possibly mixed with snow, mainly after 4pm. High near 40. South wind around 9 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday Night
Rain, mainly before 10pm. Low around 35. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 40 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 45. Southeast wind around 6 mph.
Saturday Night
A 30 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 35.
Sunday
Rain, mainly after 10am. High near 40. Chance of precipitation is 80%.
Sunday Night
Rain, possibly mixed with snow, mainly before 10pm. Mostly cloudy, with a low around 30.
Monday
Rain and snow likely, becoming all rain after 1pm. Partly sunny, with a high near 40.
Monday Night
A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly sunny, with a high near 49.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.86°N 121.53°W (Elev. 3973 ft)
1:26 pm PST Jan 29, 2026
3pm PST Jan 29, 2026-6pm PST Feb 5, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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