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 WNW 0 MPH
Barometer NA
Dewpoint N/A
Visibility 1.24 mi
Last update NA
Extended Forecast for

4 Miles SW Chinook Pass WA

  • Tonight

    Tonight: Snow, possibly mixed with rain, becoming all snow after 4am. The snow could be heavy at times. Low around 34. South wind around 9 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 34 °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 7 to 9 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 37 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow before 1am, then rain likely between 1am and 4am, then a chance of rain and snow after 4am. Low around 35. South wind around 6 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow

  • Friday

    Friday: Rain and snow, becoming all rain after 1pm. High near 39. South wind around 7 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 39 °F

    Rain/Snow

  • Friday Night

    Friday Night: Rain likely before 4am, then a slight chance of rain and snow. Mostly cloudy, with a low around 35. Light southwest wind. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain Likely
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A slight chance of rain and snow before 10am. Mostly cloudy, with a high near 43. Chance of precipitation is 20%.

    High: 43 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: A slight chance of rain between 10pm and 4am, then a chance of rain and snow. Mostly cloudy, with a low around 34. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 34 °F

    Slight Chance
    Rain then
    Chance
    Rain/Snow

  • Sunday

    Sunday: Rain likely, possibly mixed with snow, mainly after 10am. Mostly cloudy, with a high near 40.

    High: 40 °F

    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: Rain and snow likely, becoming all snow after 10pm. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Rain/Snow
    Likely then
    Snow Likely

Detailed Forecast

Tonight
Snow, possibly mixed with rain, becoming all snow after 4am. The snow could be heavy at times. Low around 34. South wind around 9 mph. Chance of precipitation is 100%. Total nighttime 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 7 to 9 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
Rain and snow before 1am, then rain likely between 1am and 4am, then a chance of rain and snow after 4am. Low around 35. South wind around 6 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday
Rain and snow, becoming all rain after 1pm. High near 39. South wind around 7 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday Night
Rain likely before 4am, then a slight chance of rain and snow. Mostly cloudy, with a low around 35. Light southwest wind. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday
A slight chance of rain and snow before 10am. Mostly cloudy, with a high near 43. Chance of precipitation is 20%.
Saturday Night
A slight chance of rain between 10pm and 4am, then a chance of rain and snow. Mostly cloudy, with a low around 34. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
Rain likely, possibly mixed with snow, mainly after 10am. Mostly cloudy, with a high near 40.
Sunday Night
Rain and snow likely, becoming all snow after 10pm. Mostly cloudy, with a low around 31.
Monday
Snow likely, mainly before 10am. Partly sunny, with a high near 37.
Monday Night
A chance of snow. Mostly cloudy, with a low around 30.
Tuesday
Mostly sunny, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Chinook Pass WA
 46.83°N 121.58°W (Elev. 5059 ft)
Last Update:
7:01 pm PST Jan 28, 2026
Forecast Valid:
9pm PST Jan 28, 2026-6pm PST Feb 4, 2026
 
Forecast Discussion
 
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Additional Resources

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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