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

26°F

-3°C

Humidity 59%
Wind Speed E 4 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility 1.24 mi
Wind Chill21°F (-6°C)
Last update 31 Mar 12:11 AM PDT
Extended Forecast for

8 Miles SSW Chinook Pass WA

  • Overnight

    Overnight: Partly cloudy, with a low around 28. Light north northeast wind.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 2pm.  Partly sunny, with a high near 50. Calm wind.

    High: 50 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: Snow, possibly mixed with rain, mainly after 2am.  Low around 35. Calm wind becoming south southwest around 6 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 35 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow, becoming all rain after 5pm.  High near 44. Light south wind.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 2am.  Low around 30. Light west wind.  Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 30 °F

    Rain/Snow

  • Thursday

    Thursday: Snow before 11am, then rain and snow between 11am and 2pm, then rain after 2pm.  High near 43. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of rain before 11pm.  Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance Rain
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 28. Light north northeast wind.
Tuesday
A 20 percent chance of rain after 2pm. Partly sunny, with a high near 50. Calm wind.
Tuesday Night
Snow, possibly mixed with rain, mainly after 2am. Low around 35. Calm wind becoming south southwest around 6 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday
Rain and snow, becoming all rain after 5pm. High near 44. Light south wind. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain and snow, becoming all snow after 2am. Low around 30. Light west wind. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Thursday
Snow before 11am, then rain and snow between 11am and 2pm, then rain after 2pm. High near 43. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
A 40 percent chance of rain before 11pm. Mostly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 51.
Friday Night
Mostly clear, with a low around 34.
Saturday
Sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Partly sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 41.
Monday
A slight chance of rain. Partly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Chinook Pass WA
 46.75°N 121.56°W (Elev. 2313 ft)
11:27 pm PDT Mar 30, 2026
12am PDT Mar 31, 2026-6pm PDT Apr 6, 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