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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

CANYON CREEK (CYFW1)

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

NA

38°F

3°C

Humidity 100%
Wind Speed ESE 12 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Wind Chill30°F (-1°C)
Last update 24 Dec 08:52 AM PST
Extended Forecast for

8 Miles N Mount St Helens WA

  • Today

    Today: Rain, possibly mixed with snow, becoming all snow after noon. Temperature rising to near 39 by 11am, then falling to around 35 during the remainder of the day. Very windy, with an east southeast wind 25 to 32 mph becoming southwest in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

    High: 39 °F⇓

    Rain/Snow and
    Windy then
    Snow and Very
    Windy

  • Tonight

    Tonight: A slight chance of snow before 7pm, then a chance of snow after 4am. Increasing clouds, with a steady temperature around 33. Breezy, with an east southeast wind 10 to 17 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Chance Snow
    and Breezy

  • Christmas Day

    Christmas Day: Snow, mainly after 10am. High near 38. Breezy, with a southeast wind 11 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Snow and
    Breezy

  • Thursday Night

    Thursday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 28. Southeast wind around 11 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Snow Likely

  • Friday

    Friday: Snow showers. High near 34. West wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 34 °F

    Snow Showers

  • Friday Night

    Friday Night: Snow showers likely, mainly before 10pm. Mostly cloudy, with a low around 27. Breezy. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 27 °F

    Snow Showers
    Likely and
    Breezy

  • Saturday

    Saturday: A 30 percent chance of snow showers before 10am. Mostly cloudy, with a high near 32. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

Detailed Forecast

Today
Rain, possibly mixed with snow, becoming all snow after noon. Temperature rising to near 39 by 11am, then falling to around 35 during the remainder of the day. Very windy, with an east southeast wind 25 to 32 mph becoming southwest in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A slight chance of snow before 7pm, then a chance of snow after 4am. Increasing clouds, with a steady temperature around 33. Breezy, with an east southeast wind 10 to 17 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Christmas Day
Snow, mainly after 10am. High near 38. Breezy, with a southeast wind 11 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 28. Southeast wind around 11 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
Snow showers. High near 34. West wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow showers likely, mainly before 10pm. Mostly cloudy, with a low around 27. Breezy. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Saturday
A 30 percent chance of snow showers before 10am. Mostly cloudy, with a high near 32. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
Mostly cloudy, with a high near 37.
Sunday Night
Mostly cloudy, with a low around 28.
Monday
Mostly cloudy, with a high near 41.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
A slight chance of rain. Snow level 6600 feet. Partly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles N Mount St Helens WA
 46.29°N 122.18°W (Elev. 4652 ft)
Last Update:
8:56 am PST Dec 24, 2025
Forecast Valid:
9am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
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Additional Resources

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