Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Hazardous Weather Conditions

Current conditions at

White Pass (TWHIT)

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

Rain

43°F

6°C

Humidity 100%
Wind Speed N 3 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility 1.24 mi
Last update 19 Mar 11:10 PM PDT
Extended Forecast for

3 Miles NW Chinook Pass WA

  • Tonight

    Tonight: Rain.  Low around 40. South southwest wind around 10 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain

  • Friday

    Friday: Rain before 5pm, then rain, possibly mixed with snow.  High near 43. South southwest wind 9 to 11 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 43 °F

    Rain then
    Rain/Snow

  • Friday Night

    Friday Night: Rain and snow before 11pm, then a chance of snow.  Low around 26. South southeast wind 7 to 9 mph becoming west northwest after midnight.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Rain/Snow
    then Chance
    Snow

  • Saturday

    Saturday: A 50 percent chance of snow.  Partly sunny, with a high near 33. Wind chill values between 18 and 24. West wind 8 to 13 mph, with gusts as high as 28 mph.  New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 11pm.  Partly cloudy, with a low around 20. West wind 5 to 13 mph, with gusts as high as 28 mph.

    Low: 20 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of snow.  Mostly sunny, with a high near 38.

    High: 38 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of snow after 11am.  Partly sunny, with a high near 42.

    High: 42 °F

    Slight Chance
    Snow

  • Monday Night

    Monday Night: A chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance Snow

Detailed Forecast

Tonight
Rain. Low around 40. South southwest wind around 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain before 5pm, then rain, possibly mixed with snow. High near 43. South southwest wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday Night
Rain and snow before 11pm, then a chance of snow. Low around 26. South southeast wind 7 to 9 mph becoming west northwest after midnight. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
A 50 percent chance of snow. Partly sunny, with a high near 33. Wind chill values between 18 and 24. West wind 8 to 13 mph, with gusts as high as 28 mph. New snow accumulation of less than a half inch possible.
Saturday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 20. West wind 5 to 13 mph, with gusts as high as 28 mph.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 38.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
A slight chance of snow after 11am. Partly sunny, with a high near 42.
Monday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 32.
Tuesday
Rain and snow. Mostly cloudy, with a high near 39.
Tuesday Night
Rain and snow. Cloudy, with a low around 28.
Wednesday
Snow. Cloudy, with a high near 31. Breezy.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 20. Breezy.
Thursday
A chance of snow. Partly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Chinook Pass WA
 46.9°N 121.54°W (Elev. 5262 ft)
2:36 pm PDT Mar 19, 2026
11pm PDT Mar 19, 2026-6pm PDT Mar 26, 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