National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

27°F

-3°C

Humidity 80%
Wind Speed SW 2 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility 1.24 mi
Last update 22 Mar 12:25 AM PDT
Extended Forecast for

Chinook Pass WA

  • Overnight

    Overnight: Mostly clear, with a low around 22. West wind 3 to 6 mph.

    Low: 22 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 44. Wind chill values between 17 and 27. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 44 °F

    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 48. Calm wind becoming west around 5 mph in the afternoon.

    High: 48 °F

    Partly Sunny

  • Monday Night

    Monday Night: Snow, possibly mixed with rain, mainly after 5am. Low around 34. South southwest wind 3 to 6 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, becoming all rain after 11am. High near 42. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow, becoming all snow after 2am. Low around 28. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 28 °F

    Rain/Snow
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Snow. Cloudy, with a high near 37.

    High: 37 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 23.

    Low: 23 °F

    Snow Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 22. West wind 3 to 6 mph.
Sunday
Sunny, with a high near 44. Wind chill values between 17 and 27. Calm wind becoming 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 48. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Snow, possibly mixed with rain, mainly after 5am. Low around 34. South southwest wind 3 to 6 mph. 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 42. 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 28. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday
Snow. Cloudy, with a high near 37.
Wednesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 23.
Thursday
A chance of snow. Partly sunny, with a high near 38.
Thursday Night
Mostly clear, with a low around 23.
Friday
Mostly sunny, with a high near 46.
Friday Night
Partly cloudy, with a low around 30.
Saturday
A slight chance of rain. Mostly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.86°N 121.53°W (Elev. 3973 ft)
Last Update:
11:27 pm PDT Mar 21, 2026
Forecast Valid:
12am PDT Mar 22, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation