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

CANYON CREEK (CYFW1)

Lat: 45.92944°NLon: 122.20278°WElev: 2592.0ft.

NA

33°F

1°C

Humidity 96%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 21 Mar 10:52 PM PDT
Extended Forecast for

3 Miles ENE Mount St Helens WA

  • Tonight

    Tonight: Widespread frost before 3am.  Otherwise, mostly clear, with a low around 26. Light west northwest wind.

    Low: 26 °F

    Frost

  • Sunday

    Sunday: Sunny, with a high near 45. Calm wind becoming north around 6 mph in the afternoon.

    High: 45 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31. North northwest wind 3 to 6 mph.

    Low: 31 °F

    Mostly Cloudy

  • Monday

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

    High: 45 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Snow showers likely before 2am, then snow showers likely, possibly mixed with rain.  Snow level 4500 feet lowering to 3900 feet. Mostly cloudy, with a low around 35. Light and variable wind becoming south southeast 5 to 7 mph after midnight.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 35 °F

    Snow Showers
    Likely then
    Rain/Snow
    Likely

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, becoming all rain after 8am.  Snow level 5400 feet rising to 6500 feet in the afternoon. High near 40. Breezy.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow
    then Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: Snow, possibly mixed with rain, becoming all snow after 2am.  Snow level 6300 feet lowering to 3900 feet after midnight . Low around 30. Breezy.  Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Low: 30 °F

    Rain/Snow and
    Breezy

  • Wednesday

    Wednesday: Snow.  Cloudy, with a high near 36. Breezy.

    High: 36 °F

    Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 26. Breezy.

    Low: 26 °F

    Snow Likely
    and Breezy

Detailed Forecast

Tonight
Widespread frost before 3am. Otherwise, mostly clear, with a low around 26. Light west northwest wind.
Sunday
Sunny, with a high near 45. Calm wind becoming north around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 31. North northwest wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 45. Calm wind becoming west southwest around 5 mph in the afternoon.
Monday Night
Snow showers likely before 2am, then snow showers likely, possibly mixed with rain. Snow level 4500 feet lowering to 3900 feet. Mostly cloudy, with a low around 35. Light and variable wind becoming south southeast 5 to 7 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 8am. Snow level 5400 feet rising to 6500 feet in the afternoon. High near 40. Breezy. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tuesday Night
Snow, possibly mixed with rain, becoming all snow after 2am. Snow level 6300 feet lowering to 3900 feet after midnight . Low around 30. Breezy. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Wednesday
Snow. Cloudy, with a high near 36. Breezy.
Wednesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 26. Breezy.
Thursday
A chance of snow. Partly sunny, with a high near 39.
Thursday Night
Mostly clear, with a low around 26.
Friday
Sunny, with a high near 48.
Friday Night
Mostly clear, with a low around 31.
Saturday
A slight chance of rain. Snow level 3900 feet rising to 4800 feet in the afternoon. Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Mount St Helens WA
 46.21°N 122.12°W (Elev. 3865 ft)
11:41 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