Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

White Pass (TWHIT)

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

NA

24°F

-4°C

Humidity 60%
Wind Speed ENE 6 MPH
Barometer NA
Dewpoint 12°F (-11°C)
Visibility 1.24 mi
Wind Chill17°F (-8°C)
Last update 31 Mar 02:40 AM PDT
Extended Forecast for

4 Miles N Chinook Pass WA

  • Overnight

    Overnight: Partly cloudy, with a low around 22. Wind chill values between 10 and 15. Southeast wind around 13 mph, with gusts as high as 21 mph.

    Low: 22 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow after 4pm.  Partly sunny, with a high near 37. Wind chill values between 10 and 20. South southeast wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 37 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 2am.  Mostly cloudy, with a low around 26. Wind chill values between 18 and 23. South wind 6 to 13 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 26 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times.  High near 33. Wind chill values between 18 and 23. South wind 11 to 16 mph, with gusts as high as 21 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 23. West wind 9 to 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 23 °F

    Snow then
    Snow Likely

  • Thursday

    Thursday: Snow.  High near 30. Breezy.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 30 °F

    Snow and
    Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of snow before 11pm.  Mostly cloudy, with a low around 22. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 22. Wind chill values between 10 and 15. Southeast wind around 13 mph, with gusts as high as 21 mph.
Tuesday
A 20 percent chance of snow after 4pm. Partly sunny, with a high near 37. Wind chill values between 10 and 20. South southeast wind 7 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
Snow likely, mainly after 2am. Mostly cloudy, with a low around 26. Wind chill values between 18 and 23. South wind 6 to 13 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 18 and 23. South wind 11 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Wednesday Night
Snow. Low around 23. West wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow. High near 30. Breezy. 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 22. New snow accumulation of less than a half inch possible.
Friday
Mostly sunny, with a high near 38.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 35.
Monday
A slight chance of rain. Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Chinook Pass WA
 46.92°N 121.52°W (Elev. 4774 ft)
11:27 pm PDT Mar 30, 2026
3am 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