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

39°F

4°C

Humidity 39%
Wind Speed WNW 4 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility 1.24 mi
Wind Chill36°F (2°C)
Last update 21 Mar 04:25 PM PDT
Extended Forecast for

4 Miles SSE Chinook Pass WA

  • Tonight

    Tonight: Partly cloudy, with a low around 20. Wind chill values between 11 and 16. West southwest wind 8 to 16 mph, with gusts as high as 31 mph.

    Low: 20 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 41. Wind chill values between 12 and 22. Southwest wind 6 to 8 mph.

    High: 41 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26. West southwest wind 5 to 8 mph.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: Increasing clouds, with a high near 45. Wind chill values between 20 and 30 early. West wind 5 to 7 mph.

    High: 45 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A 50 percent chance of snow after 11pm.  Cloudy, with a low around 33. Southwest wind 6 to 8 mph.  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.  High near 39. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 39 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all snow after 11pm.  Low around 26. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 26 °F

    Rain/Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow.  Mostly cloudy, with a high near 36.

    High: 36 °F

    Snow

  • Wednesday Night

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

    Low: 21 °F

    Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 20. Wind chill values between 11 and 16. West southwest wind 8 to 16 mph, with gusts as high as 31 mph.
Sunday
Sunny, with a high near 41. Wind chill values between 12 and 22. Southwest wind 6 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 26. West southwest wind 5 to 8 mph.
Monday
Increasing clouds, with a high near 45. Wind chill values between 20 and 30 early. West wind 5 to 7 mph.
Monday Night
A 50 percent chance of snow after 11pm. Cloudy, with a low around 33. Southwest wind 6 to 8 mph. New snow accumulation of less than a half inch possible.
Tuesday
Snow before 11am, then rain, possibly mixed with snow. High near 39. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Tuesday Night
Rain and snow, becoming all snow after 11pm. Low around 26. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Wednesday
Snow. Mostly cloudy, with a high near 36.
Wednesday Night
Snow, mainly before 11pm. Mostly cloudy, with a low around 21.
Thursday
A chance of snow. Partly sunny, with a high near 36.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 22.
Friday
Mostly sunny, with a high near 42.
Friday Night
Mostly clear, with a low around 27.
Saturday
A slight chance of rain and snow. Sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Chinook Pass WA
 46.82°N 121.49°W (Elev. 5030 ft)
2:01 pm PDT Mar 21, 2026
4pm 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