Winter Returns Across the Northern Tier; Record Warmth for the Southwest

A large high pressure system will usher in cold air for this first day of March across the northern Plains, Great Lakes, Northeast and mid-Atlantic. Some wintry precipitation may evolve across the mid-Mississippi Valley, Ohio Valley and mid-Atlantic through Monday. Meanwhile, record warmth will spread across the Southwest, southern Plains through early this week. Read More >

Current conditions at

White Pass (TWHIT)

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

NA

30°F

-1°C

Humidity 93%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility 1.24 mi
Last update 01 Mar 08:26 PM PST
Extended Forecast for

Chinook Pass WA

  • Tonight

    Tonight: Partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 47. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of rain before 10pm, then a slight chance of rain and snow between 10pm and 1am, then a chance of rain after 1am.  Increasing clouds, with a low around 33. Calm wind becoming south southwest around 5 mph after midnight.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 33 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain before 7am, then rain, possibly mixed with snow.  High near 41. Southwest wind around 7 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow.  Low around 33. Southwest wind around 6 mph.  Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 33 °F

    Rain/Snow

  • Wednesday

    Wednesday: Snow, possibly mixed with rain.  High near 37. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 37 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow.  Low around 30. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 30 °F

    Snow

  • Thursday

    Thursday: Snow.  Cloudy, with a high near 35.

    High: 35 °F

    Snow

  • Thursday Night

    Thursday Night: Snow, mainly before 10pm.  Mostly cloudy, with a low around 31.

    Low: 31 °F

    Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 31. Calm wind.
Monday
Sunny, with a high near 47. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
A slight chance of rain before 10pm, then a slight chance of rain and snow between 10pm and 1am, then a chance of rain after 1am. Increasing clouds, with a low around 33. Calm wind becoming south southwest around 5 mph after midnight. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
A chance of rain before 7am, then rain, possibly mixed with snow. High near 41. Southwest wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday Night
Rain and snow. Low around 33. Southwest wind around 6 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday
Snow, possibly mixed with rain. High near 37. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow. Low around 30. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow. Cloudy, with a high near 35.
Thursday Night
Snow, mainly before 10pm. Mostly cloudy, with a low around 31.
Friday
Snow likely before 10am, then rain likely, possibly mixed with snow between 10am and 1pm, then rain likely after 1pm. Mostly cloudy, with a high near 39.
Friday Night
Rain likely. Mostly cloudy, with a low around 35.
Saturday
Rain. Mostly cloudy, with a high near 42.
Saturday Night
Rain and snow likely. Mostly cloudy, with a low around 34.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 39.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.86°N 121.53°W (Elev. 3973 ft)
7:01 pm PST Mar 1, 2026
8pm PST Mar 1, 2026-6pm PDT Mar 8, 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