Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

White Pass (TWHIT)

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

unknown precip

N/A

Humidity NA
Wind Speed W 9 MPH
Barometer NA
Dewpoint N/A
Visibility 1.24 mi
Last update NA
Extended Forecast for

8 Miles SSW Chinook Pass WA

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 24. Calm wind.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain and snow, mainly after 4pm.  High near 42. Wind chill values between 25 and 35. Calm wind.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 42 °F

    Partly Sunny
    then
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow before 8pm, then a chance of rain.  Low around 36. Calm wind.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow
    then Chance
    Rain

  • Monday

    Monday: Rain.  High near 51. Light southwest wind.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain

  • Monday Night

    Monday Night: Rain likely, mainly after 11pm.  Mostly cloudy, with a low around 41. West southwest wind 3 to 5 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain.  High near 50. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 43. Chance of precipitation is 90%.

    Low: 43 °F

    Rain

  • Wednesday

    Wednesday: Rain.  Cloudy, with a high near 50.

    High: 50 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Cloudy, with a low around 44.

    Low: 44 °F

    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 24. Calm wind.
Sunday
Rain and snow, mainly after 4pm. High near 42. Wind chill values between 25 and 35. Calm wind. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday Night
Rain and snow before 8pm, then a chance of rain. Low around 36. Calm wind. Chance of precipitation is 90%. Little or no snow accumulation expected.
Monday
Rain. High near 51. Light southwest wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 41. West southwest wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 50. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 43. Chance of precipitation is 90%.
Wednesday
Rain. Cloudy, with a high near 50.
Wednesday Night
Rain. Cloudy, with a low around 44.
Thursday
Rain. Cloudy, with a high near 52.
Thursday Night
Rain likely. Mostly cloudy, with a low around 42.
Friday
Rain likely. Mostly cloudy, with a high near 55.
Friday Night
A chance of rain. Mostly cloudy, with a low around 42.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Chinook Pass WA
 46.75°N 121.56°W (Elev. 2313 ft)
2:25 am PDT Mar 15, 2026
3am PDT Mar 15, 2026-6pm PDT Mar 21, 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