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

49°F

9°C

Humidity 95%
Wind Speed SSE 10 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 10 Dec 11:52 PM PST
Extended Forecast for

Mount St Helens WA

  • Overnight

    Overnight: Showers.  Snow level 8400 feet. Low around 36. Very windy, with a west wind 26 to 30 mph, with gusts as high as 40 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 36 °F

    Showers and
    Very Windy

  • Thursday

    Thursday: Showers.  High near 39. Breezy, with a west wind 12 to 17 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 24 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 39 °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 southwest 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 and snow showers, mainly before 4pm.  Snow level 6700 feet. Mostly cloudy, with a high near 38. West wind around 7 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 38 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before 10pm.  Mostly cloudy, with a low around 32. South southwest wind 6 to 10 mph.

    Low: 32 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Saturday

    Saturday: A slight chance of rain and snow after 4pm.  Sunny, with a high near 43. Chance of precipitation is 10%.

    High: 43 °F

    Sunny then
    Slight Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A slight chance of rain and snow before 7pm, then snow.  Low around 33. Breezy.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Breezy.
    Chance
    Rain/Snow
    then Snow

  • Sunday

    Sunday: Snow.  Mostly cloudy, with a high near 36. Breezy.

    High: 36 °F

    Snow and
    Breezy

  • Sunday Night

    Sunday Night: Snow before 1am, then snow, possibly mixed with rain.  Snow level 6600 feet. Mostly cloudy, with a low around 35. Breezy.

    Low: 35 °F

    Breezy. Snow
    then
    Rain/Snow

Detailed Forecast

Overnight
Showers. Snow level 8400 feet. Low around 36. Very windy, with a west wind 26 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
Showers. High near 39. Breezy, with a west wind 12 to 17 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 24 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 southwest 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 and snow showers, mainly before 4pm. Snow level 6700 feet. Mostly cloudy, with a high near 38. West wind around 7 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday Night
A 20 percent chance of snow showers before 10pm. Mostly cloudy, with a low around 32. South southwest wind 6 to 10 mph.
Saturday
A slight chance of rain and snow after 4pm. Sunny, with a high near 43. Chance of precipitation is 10%.
Saturday Night
A slight chance of rain and snow before 7pm, then snow. Low around 33. Breezy. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Sunday
Snow. Mostly cloudy, with a high near 36. Breezy.
Sunday Night
Snow before 1am, then snow, possibly mixed with rain. Snow level 6600 feet. Mostly cloudy, with a low around 35. Breezy.
Monday
Snow, possibly mixed with rain. Snow level 7500 feet. Cloudy, with a high near 38. Windy.
Monday Night
Snow, possibly mixed with rain. Cloudy, with a low around 31. Windy.
Tuesday
Snow. The snow could be heavy at times. Cloudy, with a high near 32. Windy.
Tuesday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 28. Windy.
Wednesday
Snow. The snow could be heavy at times. Cloudy, with a high near 30. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount St Helens WA
 46.2°N 122.21°W (Elev. 6598 ft)
12:41 am PST Dec 11, 2025
12am PST Dec 11, 2025-6pm PST Dec 17, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database