Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Current conditions at

White Pass (TWHIT)

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

NA

33°F

1°C

Humidity 52%
Wind Speed ENE 11 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility 1.24 mi
Wind Chill24°F (-4°C)
Last update 20 Jan 11:32 AM PST
Extended Forecast for

Chinook Pass WA

  • Today

    Today: Mostly sunny, with a high near 42. East northeast wind around 8 mph, with gusts as high as 21 mph.

    High: 42 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 27. East northeast wind 5 to 7 mph.

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 43. Wind chill values between 22 and 32. East southeast wind 3 to 6 mph.

    High: 43 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27. South southeast wind 3 to 5 mph.

    Low: 27 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 40. Calm wind.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of snow.  Mostly sunny, with a high near 41.

    High: 41 °F

    Slight Chance
    Snow

Detailed Forecast

Today
Mostly sunny, with a high near 42. East northeast wind around 8 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 27. East northeast wind 5 to 7 mph.
Wednesday
Sunny, with a high near 43. Wind chill values between 22 and 32. East southeast wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 27. South southeast wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 40. Calm wind.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Sunny, with a high near 38.
Friday Night
Mostly clear, with a low around 24.
Saturday
A slight chance of snow. Mostly sunny, with a high near 41.
Saturday Night
Snow likely, mainly after 4am. Partly cloudy, with a low around 28.
Sunday
Rain and snow likely. Partly sunny, with a high near 39.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 31.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.86°N 121.53°W (Elev. 3973 ft)
7:01 am PST Jan 20, 2026
11am PST Jan 20, 2026-6pm PST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database