Major Winter Storm in the North-Central U.S.; Severe Weather from the Mid-South to Ohio Valley

A major winter storm will bring a swath of heavy snowfall, strong winds, blizzard conditions and freezing rain to the Northern Plains into the Great Lakes region. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-south to the Ohio Valley and the Southeast. Critical fire weather concerns shift to the southern Rockies and Plains. 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

Chinook Pass WA

  • This Afternoon

    This Afternoon: Snow before 5pm, then rain and snow.  High near 37. South southwest wind around 5 mph.  Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.

    High: 37 °F

    Rain/Snow

  • Tonight

    Tonight: Rain and snow, becoming all rain after 11pm.  Temperature falling to near 33 by 11pm, then rising to around 39 during the remainder of the night. South southwest wind 7 to 11 mph, with gusts as high as 29 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Rain/Snow
    then Rain
    Likely

  • Monday

    Monday: Rain, mainly before 11am.  High near 47. South southwest wind 10 to 14 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Rain then
    Chance Rain

  • Monday Night

    Monday Night: Rain likely, mainly after 11pm.  Mostly cloudy, with a low around 38. 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: 38 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain.  High near 47. West southwest wind 7 to 9 mph, with gusts as high as 22 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 39. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain

  • Wednesday

    Wednesday: Rain.  High near 48. Chance of precipitation is 90%.

    High: 48 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Rain

  • Thursday

    Thursday: Rain.  Cloudy, with a high near 49.

    High: 49 °F

    Rain

Detailed Forecast

This Afternoon
Snow before 5pm, then rain and snow. High near 37. South southwest wind around 5 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.
Tonight
Rain and snow, becoming all rain after 11pm. Temperature falling to near 33 by 11pm, then rising to around 39 during the remainder of the night. South southwest wind 7 to 11 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday
Rain, mainly before 11am. High near 47. South southwest wind 10 to 14 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 38. 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 47. West southwest wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 39. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 48. Chance of precipitation is 90%.
Wednesday Night
Rain. Mostly cloudy, with a low around 40.
Thursday
Rain. Cloudy, with a high near 49.
Thursday Night
Rain. Mostly cloudy, with a low around 41.
Friday
Rain likely. Mostly cloudy, with a high near 47.
Friday Night
Rain and snow likely. Mostly cloudy, with a low around 33.
Saturday
A chance of rain and snow. Partly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.86°N 121.53°W (Elev. 3973 ft)
2:25 pm PDT Mar 15, 2026
2pm 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