Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

White Pass (TWHIT)

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

NA

27°F

-3°C

Humidity 46%
Wind Speed ENE 7 MPH
Barometer NA
Dewpoint 9°F (-13°C)
Visibility 1.24 mi
Wind Chill19°F (-7°C)
Last update 31 Mar 09:25 AM PDT
Extended Forecast for

7 Miles SSE Chinook Pass WA

  • Today

    Today: A 20 percent chance of snow after 4pm.  Partly sunny, with a high near 37. Wind chill values between 18 and 28. Southeast wind 7 to 9 mph becoming southwest in the afternoon.

    High: 37 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tonight

    Tonight: Snow likely, mainly after 2am. The snow could be heavy at times.  Mostly cloudy, with a low around 29. Wind chill values between 20 and 25. Southwest wind 6 to 10 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 29 °F

    Chance Snow
    then Heavy
    Snow

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times.  High near 33. Wind chill values between 20 and 25. South wind 10 to 14 mph.  Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 33 °F

    Heavy Snow

  • Wednesday Night

    Wednesday Night: Snow.  Low around 24. Wind chill values between 15 and 20. West wind 10 to 13 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 24 °F

    Snow then
    Snow Likely

  • Thursday

    Thursday: Snow.  High near 32. West wind 11 to 18 mph, with gusts as high as 36 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 32 °F

    Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow before 11pm.  Mostly cloudy, with a low around 24. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of snow after 4pm. Partly sunny, with a high near 37. Wind chill values between 18 and 28. Southeast wind 7 to 9 mph becoming southwest in the afternoon.
Tonight
Snow likely, mainly after 2am. The snow could be heavy at times. Mostly cloudy, with a low around 29. Wind chill values between 20 and 25. Southwest wind 6 to 10 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Snow. The snow could be heavy at times. High near 33. Wind chill values between 20 and 25. South wind 10 to 14 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Wednesday Night
Snow. Low around 24. Wind chill values between 15 and 20. West wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Thursday
Snow. High near 32. West wind 11 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday Night
A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around 24. New snow accumulation of less than a half inch possible.
Friday
Mostly sunny, with a high near 40.
Friday Night
Mostly clear, with a low around 28.
Saturday
Sunny, with a high near 47.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Partly sunny, with a high near 51.
Sunday Night
Mostly cloudy, with a low around 35.
Monday
Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSE Chinook Pass WA
 46.78°N 121.44°W (Elev. 5430 ft)
11:27 pm PDT Mar 30, 2026
9am PDT Mar 31, 2026-6pm PDT Apr 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database