Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. 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 E 4 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility 1.24 mi
Wind Chill23°F (-5°C)
Last update 18 Jan 08:47 PM PST
Extended Forecast for

8 Miles SSW Chinook Pass WA

  • Tonight

    Tonight: Clear, with a low around 31. Light north northeast wind.

    Low: 31 °F

    Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 52. Calm wind.

    High: 52 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 51. Calm wind.

    High: 51 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of rain after 10am.  Partly sunny, with a high near 45.

    High: 45 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A slight chance of rain before 10pm, then a chance of rain and snow.  Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Clear, with a low around 31. Light north northeast wind.
M.L.King Day
Sunny, with a high near 52. Calm wind.
Monday Night
Mostly clear, with a low around 35. Calm wind.
Tuesday
Mostly sunny, with a high near 51. Calm wind.
Tuesday Night
Mostly clear, with a low around 31. Calm wind.
Wednesday
Mostly sunny, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
A slight chance of rain after 10am. Partly sunny, with a high near 45.
Thursday Night
A slight chance of rain before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 32.
Friday
A chance of rain and snow. Partly sunny, with a high near 42.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 31.
Saturday
Rain and snow likely. Mostly cloudy, with a high near 42.
Saturday Night
Rain and snow likely. Mostly cloudy, with a low around 30.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Chinook Pass WA
 46.75°N 121.56°W (Elev. 2313 ft)
7:01 pm PST Jan 18, 2026
9pm PST Jan 18, 2026-6pm PST Jan 25, 2026
 
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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