Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Corvallis, Corvallis Municipal Airport (KCVO)

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

Overcast

58°F

14°C

Humidity 90%
Wind Speed S 8 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 07 Dec 12:56 PM PST
Extended Forecast for

Corvallis OR

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

    This Afternoon: A chance of rain before 2pm, then rain likely after 4pm.  Mostly cloudy, with a high near 55. South southwest wind around 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%.

    High: 55 °F

    Rain Likely

  • Tonight

    Tonight: Rain.  Steady temperature around 53. South wind around 7 mph.  Chance of precipitation is 90%.

    Low: 53 °F

    Rain Likely
    then Rain

  • Monday

    Monday: Rain.  High near 57. Breezy, with a south southwest wind 13 to 15 mph, with gusts as high as 28 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Rain and
    Breezy

  • Monday Night

    Monday Night: Rain.  Low around 52. Breezy, with a south southwest wind 16 to 20 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

    Rain and
    Breezy

  • Tuesday

    Tuesday: Rain.  High near 57. South southwest wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 57 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 53. Breezy.  Chance of precipitation is 100%.

    Low: 53 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: Rain.  High near 58. Chance of precipitation is 100%.

    High: 58 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Cloudy, with a low around 53.

    Low: 53 °F

    Rain

  • Thursday

    Thursday: Rain likely, mainly before 10am.  Mostly cloudy, with a high near 59.

    High: 59 °F

    Rain Likely

Detailed Forecast

This Afternoon
A chance of rain before 2pm, then rain likely after 4pm. Mostly cloudy, with a high near 55. South southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Tonight
Rain. Steady temperature around 53. South wind around 7 mph. Chance of precipitation is 90%.
Monday
Rain. High near 57. Breezy, with a south southwest wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain. Low around 52. Breezy, with a south southwest wind 16 to 20 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 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday Night
Rain. Low around 53. Breezy. Chance of precipitation is 100%.
Wednesday
Rain. High near 58. Chance of precipitation is 100%.
Wednesday Night
Rain. Cloudy, with a low around 53.
Thursday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 59.
Thursday Night
A slight chance of rain before 10pm. Mostly cloudy, with a low around 47.
Friday
Mostly cloudy, with a high near 57.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 45.
Saturday
A chance of rain. Mostly cloudy, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
Corvallis OR
 44.57°N 123.25°W (Elev. 200 ft)
1:00 pm PST Dec 7, 2025
1pm PST Dec 7, 2025-6pm PST Dec 13, 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