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.

light snow

28°F

-2°C

Humidity 88%
Wind Speed SE 1 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility 1.24 mi
Last update 01 Apr 03:56 AM PDT
Extended Forecast for

8 Miles SSW Chinook Pass WA

Winter Weather Advisory April 1, 05:00am until April 2, 11:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Overnight

    Overnight: Rain and snow.  Low around 36. Calm wind.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain, possibly mixed with snow.  High near 44. Light south southwest wind.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    Likely then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 2am.  Low around 31. Light south southwest wind.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Rain/Snow

  • Thursday

    Thursday: Snow before 11am, then rain and snow between 11am and 2pm, then rain after 2pm.  High near 42. West southwest wind 3 to 7 mph. Winds could gust as high as 22 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain, mixing with snow after 8pm, then gradually ending.  Mostly cloudy, with a low around 31. West southwest wind around 6 mph becoming calm  in the evening. Winds could gust as high as 21 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain and snow. Low around 36. Calm wind. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Rain, possibly mixed with snow. High near 44. Light south southwest wind. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow, becoming all snow after 2am. Low around 31. Light south southwest wind. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday
Snow before 11am, then rain and snow between 11am and 2pm, then rain after 2pm. High near 42. West southwest wind 3 to 7 mph. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of rain, mixing with snow after 8pm, then gradually ending. Mostly cloudy, with a low around 31. West southwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
Mostly sunny, with a high near 52.
Friday Night
Mostly clear, with a low around 35.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Partly sunny, with a high near 66.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 60.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Chinook Pass WA
 46.75°N 121.56°W (Elev. 2313 ft)
11:26 pm PDT Mar 31, 2026
4am PDT Apr 1, 2026-6pm PDT Apr 7, 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