Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

CORVALLIS (FNWO3)

Lat: 44.41833°NLon: 123.32528°WElev: 308.0ft.

NA

54°F

12°C

Humidity 98%
Wind Speed S 5 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 08 Dec 06:45 AM PST
Extended Forecast for

5 Miles SW Greenberry OR

Flood Watch December 8, 10:00am until December 12, 04:00am
Click here for hazard details and duration
Flood Watch
  • Today

    Today: Rain.  High near 56. South southwest wind 11 to 14 mph, with gusts as high as 29 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 56 °F

    Rain

  • Tonight

    Tonight: Rain, mainly after 7pm.  Low around 52. Breezy, with a south southwest wind around 17 mph, with gusts as high as 32 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 52 °F

    Breezy. Rain
    Likely then
    Rain

  • Tuesday

    Tuesday: Rain.  High near 57. South southwest wind around 11 mph, with gusts as high as 23 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 57 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 53. South southwest wind around 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Rain

  • Wednesday

    Wednesday: Rain.  High near 57. South southwest wind around 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 4am.  Mostly cloudy, with a low around 52. Chance of precipitation is 70%.

    Low: 52 °F

    Rain Likely

  • Thursday

    Thursday: A 40 percent chance of rain, mainly before 10am.  Mostly cloudy, with a high near 59.

    High: 59 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

Detailed Forecast

Today
Rain. High near 56. South southwest wind 11 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain, mainly after 7pm. Low around 52. Breezy, with a south southwest wind around 17 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
Rain. High near 57. South southwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday Night
Rain. Low around 53. South southwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 57. South southwest wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain likely, mainly before 4am. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Thursday
A 40 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 59.
Thursday Night
Mostly cloudy, with a low around 46.
Friday
Partly sunny, with a high near 56.
Friday Night
A slight chance of rain after 4am. Mostly cloudy, with a low around 42.
Saturday
A chance of rain. Partly sunny, with a high near 56.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 44.
Sunday
A chance of rain. Mostly cloudy, with a high near 53.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Greenberry OR
 44.4°N 123.35°W (Elev. 449 ft)
7:41 am PST Dec 8, 2025
7am PST Dec 8, 2025-6pm PST Dec 14, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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