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

Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

CANYON CREEK (CYFW1)

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

NA

50°F

10°C

Humidity 94%
Wind Speed SSE 9 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Wind Chill46°F (8°C)
Last update 10 Dec 12:52 PM PST
Extended Forecast for

Mount St Helens WA

  • This Afternoon

    This Afternoon: Showers. High near 40. Windy, with a west southwest wind 25 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 40 °F

    Showers and
    Windy

  • Tonight

    Tonight: Showers. Low around 38. Very windy, with a west southwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 38 °F

    Showers and
    Very Windy

  • Thursday

    Thursday: Showers. High near 40. Breezy, with a west wind 6 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 40 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Showers, mainly before 10pm. Snow level 8600 feet lowering to 7700 feet after midnight . Low around 37. West wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: A chance of rain showers before 4pm, then a slight chance of rain and snow showers. Snow level 6700 feet. Mostly cloudy, with a high near 39. West wind around 6 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 39 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A slight chance of rain and snow showers before 10pm. Snow level 6400 feet. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Saturday

    Saturday: A 10 percent chance of rain after 4pm. Snow level 6600 feet. Sunny, with a high near 44.

    High: 44 °F

    Sunny then
    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A chance of rain before 1am, then rain and snow. Snow level 6400 feet. Increasing clouds, with a low around 34. Breezy.

    Low: 34 °F

    Breezy.
    Chance Rain
    then
    Rain/Snow

  • Sunday

    Sunday: Rain and snow. Snow level 6400 feet. Mostly cloudy, with a high near 37. Breezy.

    High: 37 °F

    Rain/Snow and
    Breezy

Detailed Forecast

This Afternoon
Showers. High near 40. Windy, with a west southwest wind 25 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Showers. Low around 38. Very windy, with a west southwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Thursday
Showers. High near 40. Breezy, with a west wind 6 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Showers, mainly before 10pm. Snow level 8600 feet lowering to 7700 feet after midnight . Low around 37. West wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A chance of rain showers before 4pm, then a slight chance of rain and snow showers. Snow level 6700 feet. Mostly cloudy, with a high near 39. West wind around 6 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday Night
A slight chance of rain and snow showers before 10pm. Snow level 6400 feet. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.
Saturday
A 10 percent chance of rain after 4pm. Snow level 6600 feet. Sunny, with a high near 44.
Saturday Night
A chance of rain before 1am, then rain and snow. Snow level 6400 feet. Increasing clouds, with a low around 34. Breezy.
Sunday
Rain and snow. Snow level 6400 feet. Mostly cloudy, with a high near 37. Breezy.
Sunday Night
Rain and snow. Snow level 6600 feet. Mostly cloudy, with a low around 35. Breezy.
Monday
Rain, possibly mixed with snow. Snow level 7400 feet. Cloudy, with a high near 38. Windy.
Monday Night
Snow, possibly mixed with rain. Cloudy, with a low around 32. Windy.
Tuesday
Snow. The snow could be heavy at times. Cloudy, with a high near 33. Windy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount St Helens WA
 46.2°N 122.18°W (Elev. 5997 ft)
Last Update:
1:01 pm PST Dec 10, 2025
Forecast Valid:
1pm PST Dec 10, 2025-6pm PST Dec 16, 2025
 
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