Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

White Pass (TWHIT)

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

NA

29°F

-2°C

Humidity 75%
Wind Speed NNW 3 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility 1.24 mi
Last update 21 Mar 09:40 PM PDT
Extended Forecast for

3 Miles WSW Chinook Pass WA

  • Tonight

    Tonight: Mostly clear, with a low around 21. West wind 3 to 6 mph.

    Low: 21 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 40. Wind chill values between 21 and 31. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 40 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 28. Light and variable wind.

    Low: 28 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 45. Calm wind becoming west around 5 mph in the afternoon.

    High: 45 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 50 percent chance of snow after 11pm.  Mostly cloudy, with a low around 33. Calm wind becoming south southwest around 5 mph after midnight.  New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow before 11am, then rain, possibly mixed with snow between 11am and 5pm, then rain after 5pm.  High near 39. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    High: 39 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain before 8pm, then rain and snow.  Low around 27. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 27 °F

    Rain/Snow
    then
    Rain/Snow
    Likely

  • Wednesday

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

    High: 35 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow, mainly before 11pm.  Mostly cloudy, with a low around 21.

    Low: 21 °F

    Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 21. West wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 40. Wind chill values between 21 and 31. Calm wind becoming south southwest around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 28. Light and variable wind.
Monday
Partly sunny, with a high near 45. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A 50 percent chance of snow after 11pm. Mostly cloudy, with a low around 33. Calm wind becoming south southwest around 5 mph after midnight. New snow accumulation of less than a half inch possible.
Tuesday
Snow before 11am, then rain, possibly mixed with snow between 11am and 5pm, then rain after 5pm. High near 39. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Tuesday Night
Rain before 8pm, then rain and snow. Low around 27. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Wednesday
Snow. Cloudy, with a high near 35.
Wednesday Night
Snow, mainly before 11pm. Mostly cloudy, with a low around 21.
Thursday
A chance of snow. Partly sunny, with a high near 35.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 23.
Friday
A slight chance of snow. Mostly sunny, with a high near 41.
Friday Night
Partly cloudy, with a low around 28.
Saturday
A slight chance of rain and snow. Sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Chinook Pass WA
 46.85°N 121.56°W (Elev. 5295 ft)
2:01 pm PDT Mar 21, 2026
10pm PDT Mar 21, 2026-6pm PDT Mar 28, 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