Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

CANYON CREEK (CYFW1)

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

NA

48°F

9°C

Humidity 100%
Wind Speed SSE 9 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 09 Dec 07:52 PM PST
Extended Forecast for

6 Miles SSE Mount St Helens WA

Flood Watch December 9, 08:34pm until December 11, 04:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch December 9, 08:34pm until December 11, 04:00pm

    NOW until 4:00pm Thu

    Flood Watch

  • Tonight

    Low: 41 °F

    Heavy Rain
    and Breezy

  • Wednesday

    Wednesday: Rain.  High near 47. Breezy, with a west southwest wind 16 to 18 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. The rain could be heavy at times.  Steady temperature around 46. Breezy, with a west southwest wind 15 to 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 46 °F

    Heavy Rain
    and Breezy

  • Thursday

    Thursday: Rain.  High near 46. West wind 6 to 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Rain

  • Thursday Night

    Thursday Night: Rain.  Low around 44. West southwest wind around 5 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain

  • Friday

    Friday: A 50 percent chance of rain.  Mostly cloudy, with a high near 45.

    High: 45 °F

    Chance Rain

  • Friday Night

    Friday Night: A 40 percent chance of rain, mainly before 10pm.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

  • Saturday

    Saturday: A slight chance of rain.  Partly sunny, with a high near 46.

    High: 46 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Rain. The rain could be heavy at times. Low around 41. Breezy, with a southwest wind 11 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.
Wednesday
Rain. High near 47. Breezy, with a west southwest wind 16 to 18 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. The rain could be heavy at times. Steady temperature around 46. Breezy, with a west southwest wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Thursday
Rain. High near 46. West wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 44. West southwest wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 45.
Friday Night
A 40 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 41.
Saturday
A slight chance of rain. Partly sunny, with a high near 46.
Saturday Night
Rain, mainly after 4am. Mostly cloudy, with a low around 39.
Sunday
Rain. Mostly cloudy, with a high near 41.
Sunday Night
Rain likely. Mostly cloudy, with a low around 39.
Monday
Rain. Cloudy, with a high near 42.
Monday Night
Rain, possibly mixed with snow. Cloudy, with a low around 38.
Tuesday
Rain, possibly mixed with snow. Snow level 4600 feet. Cloudy, with a high near 40.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE Mount St Helens WA
 46.1°N 122.12°W (Elev. 3241 ft)
8:20 pm PST Dec 9, 2025
8pm PST Dec 9, 2025-6pm PST Dec 16, 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