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.

Rain

57°F

14°C

Humidity 87%
Wind Speed SSW 11 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 08 Dec 01:26 PM PST
Extended Forecast for

6 Miles ESE Corvallis OR

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

    NOW until 4:00am Fri

    Flood Watch

  • This Afternoon

    High: 57 °F

    Rain and
    Breezy

  • Tonight

    Tonight: Rain.  Low around 53. Windy, with a south wind 18 to 22 mph, with gusts as high as 37 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Rain and
    Windy

  • Tuesday

    Tuesday: Rain.  High near 57. South wind around 14 mph, with gusts as high as 23 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 54. Breezy, with a south southwest wind around 18 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. Breezy, with a south southwest wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Rain and
    Breezy

  • 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 46.

    Low: 46 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Rain, mainly before 3pm. High near 57. Breezy, with a south southwest wind around 18 mph, with gusts as high as 29 mph. Chance of precipitation is 90%.
Tonight
Rain. Low around 53. Windy, with a south wind 18 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain. High near 57. South wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday Night
Rain. Low around 54. Breezy, with a south southwest wind around 18 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. Breezy, with a south southwest wind around 15 mph, with gusts as high as 25 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 46.
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:
6 Miles ESE Corvallis OR
 44.54°N 123.15°W (Elev. 220 ft)
1:01 pm PST Dec 8, 2025
1pm 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

National Digital Forecast Database