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

32°F

0°C

Humidity 74%
Wind Speed E 3 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility 1.24 mi
Last update 01 Mar 08:26 AM PST
Extended Forecast for

3 Miles WSW Chinook Pass WA

  • Today

    Today: Mostly sunny, with a high near 45. Light and variable wind.

    High: 45 °F

    Mostly Sunny

  • Tonight

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

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: A 10 percent chance of rain after 4pm.  Sunny, with a high near 45. Calm wind becoming west around 5 mph in the afternoon.

    High: 45 °F

    Sunny then
    Slight Chance
    Rain

  • Monday Night

    Monday Night: A slight chance of rain and snow before 10pm, then a chance of snow.  Mostly cloudy, with a low around 33. Light southwest wind.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 33 °F

    Slight Chance
    Rain/Snow
    then Chance
    Snow

  • Tuesday

    Tuesday: Snow, mainly after 10am.  High near 38. Southwest wind 5 to 7 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times.  Low around 33. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 33 °F

    Heavy Snow

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times.  High near 34. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 34 °F

    Heavy Snow

  • Wednesday Night

    Wednesday Night: Snow.  Mostly cloudy, with a low around 28.

    Low: 28 °F

    Snow

  • Thursday

    Thursday: Snow.  Cloudy, with a high near 33.

    High: 33 °F

    Snow

Detailed Forecast

Today
Mostly sunny, with a high near 45. Light and variable wind.
Tonight
Partly cloudy, with a low around 31. Calm wind.
Monday
A 10 percent chance of rain after 4pm. Sunny, with a high near 45. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A slight chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 33. Light southwest wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
Snow, mainly after 10am. High near 38. Southwest wind 5 to 7 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow. The snow could be heavy at times. Low around 33. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Wednesday
Snow. The snow could be heavy at times. High near 34. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Wednesday Night
Snow. Mostly cloudy, with a low around 28.
Thursday
Snow. Cloudy, with a high near 33.
Thursday Night
Snow. Mostly cloudy, with a low around 30.
Friday
Snow likely. Mostly cloudy, with a high near 35.
Friday Night
Snow likely. Mostly cloudy, with a low around 30.
Saturday
Rain and snow. Mostly cloudy, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Chinook Pass WA
 46.85°N 121.56°W (Elev. 5295 ft)
7:00 am PST Mar 1, 2026
8am PST Mar 1, 2026-6pm PST Mar 7, 2026
 
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Additional Resources

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