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

35°F

2°C

Humidity 100%
Wind Speed SSE 3 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 21 Mar 08:52 AM PDT
Extended Forecast for

4 Miles WSW Mount St Helens WA

  • Today

    Today: Sunny, with a high near 42. Northwest wind 5 to 9 mph, with gusts as high as 18 mph.

    High: 42 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 29. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 48. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 48 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33. Northeast wind around 6 mph.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 49. North northeast wind around 5 mph becoming calm.

    High: 49 °F

    Partly Sunny

  • Monday Night

    Monday Night: Rain likely after 11pm. Snow level 4100 feet rising to 4600 feet after midnight. Cloudy, with a low around 38. Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain. Snow level 5100 feet rising to 5900 feet in the afternoon. High near 45. Chance of precipitation is 100%.

    High: 45 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow. Snow level 5700 feet lowering to 3800 feet after midnight . Cloudy, with a low around 34.

    Low: 34 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow before 8am, then snow between 8am and 11am, then rain and snow after 11am. Snow level 3300 feet. Cloudy, with a high near 41.

    High: 41 °F

    Rain/Snow

Detailed Forecast

Today
Sunny, with a high near 42. Northwest wind 5 to 9 mph, with gusts as high as 18 mph.
Tonight
Mostly clear, with a low around 29. North northwest wind 5 to 7 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 48. Calm wind becoming north northwest around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 33. Northeast wind around 6 mph.
Monday
Partly sunny, with a high near 49. North northeast wind around 5 mph becoming calm.
Monday Night
Rain likely after 11pm. Snow level 4100 feet rising to 4600 feet after midnight. Cloudy, with a low around 38. Chance of precipitation is 60%.
Tuesday
Rain. Snow level 5100 feet rising to 5900 feet in the afternoon. High near 45. Chance of precipitation is 100%.
Tuesday Night
Rain, possibly mixed with snow. Snow level 5700 feet lowering to 3800 feet after midnight . Cloudy, with a low around 34.
Wednesday
Rain and snow before 8am, then snow between 8am and 11am, then rain and snow after 11am. Snow level 3300 feet. Cloudy, with a high near 41.
Wednesday Night
Rain and snow, becoming all snow after 8pm. Mostly cloudy, with a low around 30.
Thursday
A chance of snow. Partly sunny, with a high near 42.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 29.
Friday
A slight chance of rain and snow. Mostly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Mount St Helens WA
 46.17°N 122.27°W (Elev. 3166 ft)
Last Update:
8:41 am PDT Mar 21, 2026
Forecast Valid:
9am 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