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

CANYON CREEK (CYFW1)

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

NA

50°F

10°C

Humidity 50%
Wind Speed S 2 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 21 Mar 02:52 PM PDT
Extended Forecast for

4 Miles SSE Mount St Helens WA

  • This Afternoon

    This Afternoon: Sunny, with a high near 42. West wind around 10 mph, with gusts as high as 18 mph.

    High: 42 °F

    Sunny

  • Tonight

    Tonight: Widespread frost between 8pm and 3am. Otherwise, mostly clear, with a low around 30. West northwest wind 5 to 8 mph becoming light and variable.

    Low: 30 °F

    Frost

  • Sunday

    Sunday: Mostly sunny, with a high near 49. Calm wind becoming west around 6 mph in the afternoon.

    High: 49 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. North northeast wind around 6 mph.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 50. North wind around 6 mph becoming light and variable.

    High: 50 °F

    Partly Sunny

  • Monday Night

    Monday Night: Showers likely after 11pm. Snow level 4200 feet. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.

    Low: 39 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers. High near 44. Chance of precipitation is 100%.

    High: 44 °F

    Showers

  • Tuesday Night

    Tuesday Night: Rain before 11pm, then rain and snow likely. Snow level 6100 feet lowering to 3900 feet after midnight . Cloudy, with a low around 34. Breezy.

    Low: 34 °F

    Rain/Snow and
    Breezy

  • Wednesday

    Wednesday: Rain and snow, becoming all rain after 11am. Snow level 3300 feet. Cloudy, with a high near 42. Breezy.

    High: 42 °F

    Rain/Snow
    then Rain and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 42. West wind around 10 mph, with gusts as high as 18 mph.
Tonight
Widespread frost between 8pm and 3am. Otherwise, mostly clear, with a low around 30. West northwest wind 5 to 8 mph becoming light and variable.
Sunday
Mostly sunny, with a high near 49. Calm wind becoming west around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 34. North northeast wind around 6 mph.
Monday
Partly sunny, with a high near 50. North wind around 6 mph becoming light and variable.
Monday Night
Showers likely after 11pm. Snow level 4200 feet. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Tuesday
Showers. High near 44. Chance of precipitation is 100%.
Tuesday Night
Rain before 11pm, then rain and snow likely. Snow level 6100 feet lowering to 3900 feet after midnight . Cloudy, with a low around 34. Breezy.
Wednesday
Rain and snow, becoming all rain after 11am. Snow level 3300 feet. Cloudy, with a high near 42. Breezy.
Wednesday Night
Rain and snow, becoming all snow after 8pm. Mostly cloudy, with a low around 29. Breezy.
Thursday
A chance of rain and snow. Partly sunny, with a high near 44.
Thursday Night
A slight chance of rain and snow. Partly cloudy, with a low around 31.
Friday
A slight chance of rain and snow. Snow level rising to 3600 feet in the afternoon. Mostly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Mount St Helens WA
 46.14°N 122.17°W (Elev. 2710 ft)
Last Update:
3:41 pm PDT Mar 21, 2026
Forecast Valid:
3pm PDT Mar 21, 2026-6pm PDT Mar 27, 2026
 
Forecast Discussion
 
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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