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, Corvallis Municipal Airport (KCVO)

Lat: 44.5°NLon: 123.28333°WElev: 246.0ft.

Overcast

57°F

14°C

Humidity 82%
Wind Speed SW 18 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 08 Dec 03:35 PM PST
Extended Forecast for

Corvallis OR

Flood Watch December 8, 03:49pm until December 12, 04:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch December 8, 03:49pm until December 12, 04:00am

    NOW until 4:00am Fri

    Flood Watch

  • This Afternoon

    High: 57 °F

    Chance Rain
    and Breezy

  • Tonight

    Tonight: Rain.  Low around 53. Breezy, with a south wind 16 to 21 mph, with gusts as high as 38 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 53 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: Rain.  High near 57. South wind 10 to 13 mph, with gusts as high as 24 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 54. Breezy, with a south southwest wind 14 to 16 mph, with gusts as high as 30 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 54 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: Rain.  High near 59. South southwest wind 10 to 13 mph, with gusts as high as 22 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 52. Chance of precipitation is 80%.

    Low: 52 °F

    Rain

  • Thursday

    Thursday: A 50 percent chance of rain.  Mostly cloudy, with a high near 59.

    High: 59 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A 50 percent chance of rain. Cloudy, with a high near 57. Breezy, with a south southwest wind around 16 mph, with gusts as high as 30 mph.
Tonight
Rain. Low around 53. Breezy, with a south wind 16 to 21 mph, with gusts as high as 38 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 wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday Night
Rain. Low around 54. Breezy, with a south southwest wind 14 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. High near 59. South southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain. Low around 52. Chance of precipitation is 80%.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 59.
Thursday Night
Mostly cloudy, with a low around 48.
Friday
Mostly cloudy, with a high near 57.
Friday Night
Mostly cloudy, with a low around 43.
Saturday
A chance of rain. Partly sunny, with a high near 56.
Saturday Night
Rain likely. Mostly cloudy, with a low around 45.
Sunday
A chance of rain. Mostly cloudy, with a high near 54.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Corvallis OR
 44.57°N 123.25°W (Elev. 200 ft)
3:41 pm PST Dec 8, 2025
3pm PST Dec 8, 2025-6pm PST Dec 14, 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