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

38°F

3°C

Humidity 43%
Wind Speed W 5 MPH
Barometer NA
Dewpoint 18°F (-8°C)
Visibility 1.24 mi
Wind Chill34°F (1°C)
Last update 21 Mar 03:41 PM PDT
Extended Forecast for

3 Miles N Chinook Pass WA

  • Tonight

    Tonight: Mostly clear, with a low around 17. Wind chill values between 7 and 12. West northwest wind 8 to 18 mph, with gusts as high as 30 mph.

    Low: 17 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 37. Wind chill values between 8 and 18. West wind 7 to 10 mph.

    High: 37 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 25. Wind chill values between 18 and 23. North wind 6 to 9 mph becoming southwest in the evening.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 41. Wind chill values between 18 and 28. West northwest wind 5 to 7 mph.

    High: 41 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 50 percent chance of snow after 11pm.  Mostly cloudy, with a low around 30. West northwest wind 6 to 9 mph becoming southwest after midnight.  New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow before 8am, then rain and snow.  High near 36. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 36 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all snow after 2am.  Low around 24. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 24 °F

    Rain/Snow
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Snow.  Mostly cloudy, with a high near 33.

    High: 33 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow, mainly before 11pm.  Mostly cloudy, with a low around 18.

    Low: 18 °F

    Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 17. Wind chill values between 7 and 12. West northwest wind 8 to 18 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 37. Wind chill values between 8 and 18. West wind 7 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 25. Wind chill values between 18 and 23. North wind 6 to 9 mph becoming southwest in the evening.
Monday
Partly sunny, with a high near 41. Wind chill values between 18 and 28. West northwest wind 5 to 7 mph.
Monday Night
A 50 percent chance of snow after 11pm. Mostly cloudy, with a low around 30. West northwest wind 6 to 9 mph becoming southwest after midnight. New snow accumulation of less than a half inch possible.
Tuesday
Snow before 8am, then rain and snow. High near 36. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Rain and snow, becoming all snow after 2am. Low around 24. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Snow. Mostly cloudy, with a high near 33.
Wednesday Night
Snow, mainly before 11pm. Mostly cloudy, with a low around 18.
Thursday
A chance of snow. Partly sunny, with a high near 33.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 20.
Friday
A slight chance of snow. Mostly sunny, with a high near 39.
Friday Night
Partly cloudy, with a low around 25.
Saturday
A slight chance of rain and snow. Sunny, with a high near 43.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Chinook Pass WA
 46.92°N 121.52°W (Elev. 4774 ft)
2:01 pm PDT Mar 21, 2026
3pm 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