National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Hazardous Weather Conditions

Current conditions at

Corvallis, Corvallis Municipal Airport (KCVO)

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

Overcast

43°F

6°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 29.42 in (996.28 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 24 Dec 01:00 AM PST
Extended Forecast for

Corvallis OR

Wind Advisory December 24, 07:00am until December 24, 04:00pm
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: Rain. Low around 40. North wind 5 to 7 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain

  • Wednesday

    Wednesday: Rain, mainly before 10am. High near 51. Breezy, with a west wind 7 to 12 mph becoming south southwest 15 to 20 mph in the morning. Winds could gust as high as 41 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Breezy. Rain
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 4am. Increasing clouds, with a low around 39. Light north northeast wind. Chance of precipitation is 60%.

    Low: 39 °F

    Slight Chance
    Rain then
    Rain Likely

  • Christmas Day

    Christmas Day: Rain likely, mainly before 10am. Mostly cloudy, with a high near 51. Light and variable wind becoming east around 6 mph in the afternoon. Chance of precipitation is 60%.

    High: 51 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 38. North wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Chance Rain

  • Friday

    Friday: Showers likely. Mostly cloudy, with a high near 48. Chance of precipitation is 70%.

    High: 48 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 40 percent chance of showers. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before noon. Otherwise, partly sunny, with a high near 47.

    High: 47 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog before 9pm, then patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 31.

    Low: 31 °F

    Patchy Fog

Detailed Forecast

Overnight
Rain. Low around 40. North wind 5 to 7 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain, mainly before 10am. High near 51. Breezy, with a west wind 7 to 12 mph becoming south southwest 15 to 20 mph in the morning. Winds could gust as high as 41 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely, mainly after 4am. Increasing clouds, with a low around 39. Light north northeast wind. Chance of precipitation is 60%.
Christmas Day
Rain likely, mainly before 10am. Mostly cloudy, with a high near 51. Light and variable wind becoming east around 6 mph in the afternoon. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 38. North wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely. Mostly cloudy, with a high near 48. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of showers. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 36.
Saturday
Patchy fog before noon. Otherwise, partly sunny, with a high near 47.
Saturday Night
Patchy fog before 9pm, then patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 31.
Sunday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 44.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Partly sunny, with a high near 46.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Corvallis OR
 44.57°N 123.25°W (Elev. 200 ft)
Last Update:
1:01 am PST Dec 24, 2025
Forecast Valid:
1am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation