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

Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Current conditions at

CANYON CREEK (CYFW1)

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

NA

54°F

12°C

Humidity 64%
Wind Speed SSE 5 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 19 Mar 12:52 PM PDT
Extended Forecast for

Mount St Helens WA

  • This Afternoon

    This Afternoon: Rain likely, mainly before 3pm. Mostly cloudy, with a high near 41. Breezy, with a south southwest wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °F

    Rain Likely
    and Breezy

  • Tonight

    Tonight: Rain. Low around 37. Breezy, with a south southwest wind around 16 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Rain and
    Breezy

  • Friday

    Friday: Rain before 5pm, then snow, possibly mixed with rain. Snow level 9200 feet lowering to 7300 feet in the afternoon . Temperature falling to around 36 by 4pm. Breezy, with a south southwest wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 39 °F⇓

    Breezy. Rain
    then
    Rain/Snow

  • Friday Night

    Friday Night: Snow, possibly mixed with rain, becoming all snow after 8pm. Low around 22. Breezy, with a west northwest wind 14 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 22 °F

    Rain/Snow and
    Breezy then
    Chance Snow

  • Saturday

    Saturday: A 50 percent chance of snow. Partly sunny, with a high near 31. Blustery, with a west northwest wind 14 to 18 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Chance Snow
    and Blustery

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 11pm. Mostly clear, with a low around 20. Blustery.

    Low: 20 °F

    Slight Chance
    Snow and
    Blustery then
    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of snow after 11am. Mostly sunny, with a high near 36.

    High: 36 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 25. Blustery.

    Low: 25 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Rain likely, mainly before 3pm. Mostly cloudy, with a high near 41. Breezy, with a south southwest wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 37. Breezy, with a south southwest wind around 16 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain before 5pm, then snow, possibly mixed with rain. Snow level 9200 feet lowering to 7300 feet in the afternoon . Temperature falling to around 36 by 4pm. Breezy, with a south southwest wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday Night
Snow, possibly mixed with rain, becoming all snow after 8pm. Low around 22. Breezy, with a west northwest wind 14 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Saturday
A 50 percent chance of snow. Partly sunny, with a high near 31. Blustery, with a west northwest wind 14 to 18 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.
Saturday Night
A 20 percent chance of snow before 11pm. Mostly clear, with a low around 20. Blustery.
Sunday
A 20 percent chance of snow after 11am. Mostly sunny, with a high near 36.
Sunday Night
Mostly cloudy, with a low around 25. Blustery.
Monday
Mostly cloudy, with a high near 39.
Monday Night
A chance of snow. Mostly cloudy, with a low around 29.
Tuesday
Snow. The snow could be heavy at times. Cloudy, with a high near 36. Windy.
Tuesday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 25. Windy.
Wednesday
Snow. The snow could be heavy at times. Cloudy, with a high near 29. Very windy.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount St Helens WA
 46.2°N 122.21°W (Elev. 6598 ft)
Last Update:
12:41 pm PDT Mar 19, 2026
Forecast Valid:
1pm PDT Mar 19, 2026-6pm PDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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