Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for portions of the central and southern High Plains. Read More >

Current conditions at

White Pass (TWHIT)

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

NA

N/A

Humidity 70%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint N/A
Visibility 1.24 mi
Last update 03 Apr 10:56 AM PDT
Extended Forecast for

3 Miles SSW Chinook Pass WA

  • This Afternoon

    This Afternoon: A 50 percent chance of rain.  Mostly cloudy, with a high near 57. Southwest wind around 8 mph, with gusts as high as 20 mph.

    High: 57 °F

    Chance Rain

  • Tonight

    Tonight: Rain before 1am, then rain and snow.  Low around 39. West northwest wind 11 to 14 mph becoming southwest after midnight.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 39 °F

    Rain then
    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow, becoming all rain after noon.  High near 45. South southwest wind around 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: A chance of rain before 8pm, then a chance of rain and snow between 8pm and 11pm, then a slight chance of snow after 11pm.  Mostly cloudy, with a low around 35. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 35 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Thursday

    Thursday: A 20 percent chance of snow before 11am.  Mostly sunny, with a high near 50. Northwest wind 8 to 11 mph.

    High: 50 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of rain after 11am.  Sunny, with a high near 53.

    High: 53 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A slight chance of rain, mixing with snow after 8pm, then gradually ending.  Partly cloudy, with a low around 33.

    Low: 33 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of rain. Mostly cloudy, with a high near 57. Southwest wind around 8 mph, with gusts as high as 20 mph.
Tonight
Rain before 1am, then rain and snow. Low around 39. West northwest wind 11 to 14 mph becoming southwest after midnight. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday
Rain and snow, becoming all rain after noon. High near 45. South southwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
A chance of rain before 8pm, then a chance of rain and snow between 8pm and 11pm, then a slight chance of snow after 11pm. Mostly cloudy, with a low around 35. West southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Thursday
A 20 percent chance of snow before 11am. Mostly sunny, with a high near 50. Northwest wind 8 to 11 mph.
Thursday Night
Mostly clear, with a low around 33.
Friday
A 20 percent chance of rain after 11am. Sunny, with a high near 53.
Friday Night
A slight chance of rain, mixing with snow after 8pm, then gradually ending. Partly cloudy, with a low around 33.
Saturday
Sunny, with a high near 53.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
A slight chance of rain and snow. Mostly sunny, with a high near 53.
Sunday Night
A chance of rain. Partly cloudy, with a low around 36.
Monday
A chance of rain. Mostly sunny, with a high near 54.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 36.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Chinook Pass WA
 46.84°N 121.52°W (Elev. 4052 ft)
2:15 pm PDT Apr 21, 2026
3pm PDT Apr 21, 2026-6pm PDT Apr 28, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database