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.

Rain

36°F

2°C

Humidity 51%
Wind Speed ENE 3 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility 1.24 mi
Last update 19 Jan 12:17 PM PST
Extended Forecast for

4 Miles N Chinook Pass WA

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 43. South southeast wind around 8 mph.

    High: 43 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 33. South southwest wind around 8 mph becoming north after midnight.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40. Southwest wind 8 to 13 mph becoming east southeast in the morning. Winds could gust as high as 20 mph.

    High: 40 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 26. Wind chill values between 19 and 24. South wind around 11 mph.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 38. South southeast wind 7 to 11 mph.

    High: 38 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of snow.  Mostly sunny, with a high near 34.

    High: 34 °F

    Slight Chance
    Snow

Detailed Forecast

M.L.King Day
Sunny, with a high near 43. South southeast wind around 8 mph.
Tonight
Mostly clear, with a low around 33. South southwest wind around 8 mph becoming north after midnight.
Tuesday
Mostly sunny, with a high near 40. Southwest wind 8 to 13 mph becoming east southeast in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 26. Wind chill values between 19 and 24. South wind around 11 mph.
Wednesday
Sunny, with a high near 38. South southeast wind 7 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Mostly sunny, with a high near 36.
Thursday Night
Partly cloudy, with a low around 24.
Friday
A slight chance of snow. Mostly sunny, with a high near 34.
Friday Night
A chance of snow, mainly after 10pm. Partly cloudy, with a low around 23.
Saturday
A chance of snow. Partly sunny, with a high near 35.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 26.
Sunday
A chance of snow. Partly sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Chinook Pass WA
 46.92°N 121.52°W (Elev. 4774 ft)
7:01 am PST Jan 19, 2026
12pm PST Jan 19, 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