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

3 Miles WSW Chinook Pass WA

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 18. Calm wind.

    Low: 18 °F

    Mostly Cloudy

  • Sunday

    Sunday: Snow likely, mainly after 4pm.  Mostly cloudy, with a high near 34. Wind chill values between 15 and 25. Light south wind.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 34 °F

    Slight Chance
    Snow then
    Snow Likely

  • Sunday Night

    Sunday Night: Snow before 2am, then rain and snow likely.  Temperature rising to around 36 by 5am. South wind around 6 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 32 °F

    Snow then
    Rain/Snow
    Likely

  • Monday

    Monday: Rain.  High near 42. Southwest wind 7 to 9 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 42 °F

    Rain

  • Monday Night

    Monday Night: Rain likely, mainly after 11pm.  Mostly cloudy, with a low around 36. Southwest wind around 9 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain.  High near 42. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 37. Chance of precipitation is 90%.

    Low: 37 °F

    Rain

  • Wednesday

    Wednesday: Rain.  Cloudy, with a high near 41.

    High: 41 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Cloudy, with a low around 39.

    Low: 39 °F

    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 18. Calm wind.
Sunday
Snow likely, mainly after 4pm. Mostly cloudy, with a high near 34. Wind chill values between 15 and 25. Light south wind. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday Night
Snow before 2am, then rain and snow likely. Temperature rising to around 36 by 5am. South wind around 6 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Monday
Rain. High near 42. Southwest wind 7 to 9 mph, with gusts as high as 23 mph. 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 36. Southwest wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 42. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 37. Chance of precipitation is 90%.
Wednesday
Rain. Cloudy, with a high near 41.
Wednesday Night
Rain. Cloudy, with a low around 39.
Thursday
Rain. Cloudy, with a high near 44.
Thursday Night
Rain. Mostly cloudy, with a low around 41.
Friday
Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 46.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 38.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Chinook Pass WA
 46.85°N 121.56°W (Elev. 5295 ft)
8:01 pm PDT Mar 14, 2026
2am 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