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

28°F

-2°C

Humidity 76%
Wind Speed NNW 4 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility 1.24 mi
Wind Chill23°F (-5°C)
Last update 21 Mar 11:25 PM PDT
Extended Forecast for

3 Miles SSW Chinook Pass WA

  • Tonight

    Tonight: Mostly clear, with a low around 24. Southwest wind 3 to 6 mph.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 46. Wind chill values between 20 and 30 early. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 46 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 50. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 50 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of rain and snow between 11pm and 2am, then snow.  Low around 36. Calm wind becoming southwest around 6 mph after midnight.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 36 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, becoming all rain after 11am.  High near 43. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow, becoming all snow after 2am.  Low around 30. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 30 °F

    Rain/Snow
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Snow.  Cloudy, with a high near 38.

    High: 38 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 24.

    Low: 24 °F

    Snow Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 24. Southwest wind 3 to 6 mph.
Sunday
Sunny, with a high near 46. Wind chill values between 20 and 30 early. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 30. Calm wind.
Monday
Partly sunny, with a high near 50. Calm wind becoming west southwest around 5 mph in the afternoon.
Monday Night
A chance of rain and snow between 11pm and 2am, then snow. Low around 36. Calm wind becoming southwest around 6 mph after midnight. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 11am. High near 43. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain, possibly mixed with snow, becoming all snow after 2am. Low around 30. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday
Snow. Cloudy, with a high near 38.
Wednesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 24.
Thursday
A chance of snow. Partly sunny, with a high near 40.
Thursday Night
Mostly clear, with a low around 25.
Friday
Mostly sunny, with a high near 47.
Friday Night
Partly cloudy, with a low around 31.
Saturday
A slight chance of rain. Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Chinook Pass WA
 46.84°N 121.52°W (Elev. 4052 ft)
11:27 pm PDT Mar 21, 2026
11pm 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