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

7 Miles SSE Chinook Pass WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 15. Wind chill values between 7 and 12. North northwest wind around 6 mph.

    Low: 15 °F

    Mostly Cloudy

  • Sunday

    Sunday: Snow likely, mainly after 4pm.  Partly sunny, with a high near 32. Wind chill values between 9 and 19. Southeast wind around 8 mph becoming southwest in the afternoon.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Partly Sunny
    then Snow
    Likely

  • Sunday Night

    Sunday Night: Snow before 2am, then rain and snow likely.  Temperature rising to around 34 by 4am. Wind chill values between 23 and 28. Southwest wind 8 to 11 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Snow then
    Rain/Snow
    Likely

  • Monday

    Monday: Rain.  High near 41. Wind chill values between 25 and 34. Southwest wind around 13 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 41 °F

    Rain

  • Monday Night

    Monday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 34. West southwest wind around 15 mph, with gusts as high as 26 mph.

    Low: 34 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain.  High near 41. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 41 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 35. Chance of precipitation is 80%.

    Low: 35 °F

    Rain

  • Wednesday

    Wednesday: Rain.  Cloudy, with a high near 40.

    High: 40 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Cloudy, with a low around 37.

    Low: 37 °F

    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 15. Wind chill values between 7 and 12. North northwest wind around 6 mph.
Sunday
Snow likely, mainly after 4pm. Partly sunny, with a high near 32. Wind chill values between 9 and 19. Southeast wind around 8 mph becoming southwest in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow before 2am, then rain and snow likely. Temperature rising to around 34 by 4am. Wind chill values between 23 and 28. Southwest wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Monday
Rain. High near 41. Wind chill values between 25 and 34. Southwest wind around 13 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 34. West southwest wind around 15 mph, with gusts as high as 26 mph.
Tuesday
Rain. High near 41. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 35. Chance of precipitation is 80%.
Wednesday
Rain. Cloudy, with a high near 40.
Wednesday Night
Rain. Cloudy, with a low around 37.
Thursday
Rain. Mostly cloudy, with a high near 42.
Thursday Night
Rain likely. Mostly cloudy, with a low around 39.
Friday
Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 45.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 36.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSE Chinook Pass WA
 46.78°N 121.44°W (Elev. 5430 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