Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

CANYON CREEK (CYFW1)

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

NA

37°F

3°C

Humidity 100%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 09 Dec 07:52 AM PST
Extended Forecast for

4 Miles NNE Mount St Helens WA

Flood Watch December 9, 08:06am until December 11, 04:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch December 9, 08:06am until December 11, 04:00pm

    NOW until 4:00pm Thu

    Flood Watch

  • Today

    High: 46 °F

    Rain/Snow
    Likely then
    Rain/Snow

  • Tonight

    Tonight: Rain. The rain could be heavy at times.  Temperature rising to around 46 by 11pm. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 33 mph.  Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

    Low: 41 °F

    Heavy Rain
    and Breezy

  • Wednesday

    Wednesday: Rain.  High near 47. Breezy, with a southwest wind around 17 mph, with gusts as high as 29 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 47 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain.  Low around 44. Breezy, with a southwest wind 15 to 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 44 °F

    Rain and
    Breezy

  • Thursday

    Thursday: Rain.  High near 45. West wind 8 to 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 45 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 44. Chance of precipitation is 70%.

    Low: 44 °F

    Rain Likely
    then Chance
    Rain

  • Friday

    Friday: A 50 percent chance of rain.  Mostly cloudy, with a high near 47.

    High: 47 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain before 10pm, then a slight chance of rain after 4am.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

Detailed Forecast

Today
Rain likely, possibly mixed with snow before 1pm, then rain. Snow level rising to 8500 feet in the afternoon. High near 46. West northwest wind 6 to 8 mph becoming southeast in the afternoon. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Rain. The rain could be heavy at times. Temperature rising to around 46 by 11pm. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.
Wednesday
Rain. High near 47. Breezy, with a southwest wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Wednesday Night
Rain. Low around 44. Breezy, with a southwest wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Thursday
Rain. High near 45. West wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 47.
Friday Night
A chance of rain before 10pm, then a slight chance of rain after 4am. Mostly cloudy, with a low around 38.
Saturday
A chance of rain, mainly after 10am. Partly sunny, with a high near 47.
Saturday Night
Rain. Snow level 5800 feet. Mostly cloudy, with a low around 38.
Sunday
Rain, possibly mixed with snow. Snow level 5100 feet. Mostly cloudy, with a high near 41.
Sunday Night
Rain, possibly mixed with snow. Snow level 5400 feet. Mostly cloudy, with a low around 38.
Monday
Rain. Cloudy, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Mount St Helens WA
 46.25°N 122.14°W (Elev. 3917 ft)
7:41 am PST Dec 9, 2025
8am PST Dec 9, 2025-6pm PST Dec 15, 2025
 
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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