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

23°F

-5°C

Humidity 89%
Wind Speed ENE 6 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility 1.24 mi
Wind Chill16°F (-9°C)
Last update 19 Jan 06:47 AM PST
Extended Forecast for

5 Miles SSE Chinook Pass WA

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 42. Wind chill values between 19 and 29. Northeast wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 42 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a steady temperature around 36. North wind around 8 mph becoming west northwest in the evening.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40. Wind chill values between 24 and 33. North northwest wind 8 to 10 mph becoming east in the afternoon.

    High: 40 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. South southeast wind around 9 mph.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 38. Southeast wind 6 to 9 mph.

    High: 38 °F

    Sunny

  • Wednesday Night

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

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23.

    Low: 23 °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 42. Wind chill values between 19 and 29. Northeast wind 6 to 13 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a steady temperature around 36. North wind around 8 mph becoming west northwest in the evening.
Tuesday
Mostly sunny, with a high near 40. Wind chill values between 24 and 33. North northwest wind 8 to 10 mph becoming east in the afternoon.
Tuesday Night
Mostly clear, with a low around 25. South southeast wind around 9 mph.
Wednesday
Sunny, with a high near 38. Southeast wind 6 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 36.
Thursday Night
Partly cloudy, with a low around 23.
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 24.
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. Mostly cloudy, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Chinook Pass WA
 46.8°N 121.45°W (Elev. 5774 ft)
7:01 am PST Jan 19, 2026
7am PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

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