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 the 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

8 Miles SSW Chinook Pass WA

  • Overnight

    Overnight: Rain.  Low around 41. South southwest wind around 6 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain

  • Wednesday

    Wednesday: Rain, mainly before 2pm.  High near 49. South southwest wind 6 to 9 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 11pm, then a slight chance of snow after 5am.  Mostly cloudy, with a low around 37. West southwest wind 5 to 8 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 37 °F

    Chance Rain
    then Slight
    Chance Snow

  • Thursday

    Thursday: A slight chance of rain and snow before 8am, then a slight chance of rain between 8am and 11am.  Mostly cloudy, then gradually becoming sunny, with a high near 55. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 55 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35. West wind around 6 mph becoming calm  in the evening.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of rain after 11am.  Sunny, with a high near 57.

    High: 57 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A 20 percent chance of rain before 11pm.  Partly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 11am.  Mostly sunny, with a high near 57.

    High: 57 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A slight chance of rain before 11pm.  Partly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Rain then
    Partly Cloudy

Detailed Forecast

Overnight
Rain. Low around 41. South southwest wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain, mainly before 2pm. High near 49. South southwest wind 6 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A chance of rain before 11pm, then a slight chance of snow after 5am. Mostly cloudy, with a low around 37. West southwest wind 5 to 8 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday
A slight chance of rain and snow before 8am, then a slight chance of rain between 8am and 11am. Mostly cloudy, then gradually becoming sunny, with a high near 55. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 35. West wind around 6 mph becoming calm in the evening.
Friday
A 20 percent chance of rain after 11am. Sunny, with a high near 57.
Friday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 35.
Saturday
A slight chance of rain after 11am. Mostly sunny, with a high near 57.
Saturday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 35.
Sunday
A chance of rain after 11am. Mostly sunny, with a high near 59.
Sunday Night
A chance of rain. Partly cloudy, with a low around 37.
Monday
A slight chance of rain. Mostly sunny, with a high near 61.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 65.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Chinook Pass WA
 46.75°N 121.56°W (Elev. 2313 ft)
11:26 pm PDT Apr 21, 2026
12am PDT Apr 22, 2026-6pm PDT Apr 28, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database