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

Lake Effect Snow in the Lower Great Lakes; Unsettled Pattern in the Pacific Northwest

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. Lake Effect Snow Warnings have been issued. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest this afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

White Pass (TWHIT)

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

NA

40°F

4°C

Humidity 55%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility 1.24 mi
Wind Chill37°F (3°C)
Last update 12 Feb 02:02 PM PST
Extended Forecast for

4 Miles SW Chinook Pass WA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 38. South southwest wind 3 to 5 mph.

    High: 38 °F

    Mostly Sunny

  • Tonight

    Tonight: A 10 percent chance of snow after 4am. Increasing clouds, with a low around 26. Calm wind.

    Low: 26 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: Snow, mainly after noon. High near 33. Light south wind. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 33 °F

    Chance Snow
    then Snow

  • Friday Night

    Friday Night: Snow. Low around 28. Light southwest wind. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 28 °F

    Snow

  • Saturday

    Saturday: Snow. High near 31. Light west wind. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 31 °F

    Snow

  • Saturday Night

    Saturday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 24. New snow accumulation of less than one inch possible.

    Low: 24 °F

    Chance Snow

  • Sunday

    Sunday: A 50 percent chance of snow. Partly sunny, with a high near 34. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow, mainly after 4am. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Chance Snow

  • Washington's Birthday

    Washington's Birthday: Snow, mainly after 10am. Mostly cloudy, with a high near 31.

    High: 31 °F

    Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 38. South southwest wind 3 to 5 mph.
Tonight
A 10 percent chance of snow after 4am. Increasing clouds, with a low around 26. Calm wind.
Friday
Snow, mainly after noon. High near 33. Light south wind. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow. Low around 28. Light southwest wind. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Saturday
Snow. High near 31. Light west wind. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 24. New snow accumulation of less than one inch possible.
Sunday
A 50 percent chance of snow. Partly sunny, with a high near 34. New snow accumulation of less than a half inch possible.
Sunday Night
A chance of snow, mainly after 4am. Mostly cloudy, with a low around 22.
Washington's Birthday
Snow, mainly after 10am. Mostly cloudy, with a high near 31.
Monday Night
Snow. Mostly cloudy, with a low around 24.
Tuesday
Snow. Mostly cloudy, with a high near 29.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 23.
Wednesday
Snow. Mostly cloudy, with a high near 28.
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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:
1:26 pm PST Feb 12, 2026
Forecast Valid:
2pm PST Feb 12, 2026-6pm PST Feb 18, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation