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Current conditions at

Corvallis, Corvallis Municipal Airport (KCVO)

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

Clear

27°F

-3°C

Humidity 92%
Wind Speed WNW 3 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 20 Jan 12:30 AM PST
Extended Forecast for

Corvallis OR

Air Stagnation Advisory January 20, 12:51am until January 21, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 20, 12:51am until January 21, 04:00pm

    NOW until 4:00pm Wed

    Air Stagnation Advisory

  • Overnight

    Low: 28 °F

    Frost

  • Tuesday

    Tuesday: Widespread dense freezing fog before 10am. Widespread frost, mainly before 10am.  Otherwise, mostly sunny, with a high near 48. Calm wind.

    High: 48 °F

    Frost and
    Dense
    Freezing Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog between 1am and 5am. Areas of freezing fog after 5am. Widespread frost, mainly after 10pm.  Otherwise, partly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Frost then
    Frost and
    Areas
    Freezing Fog

  • Wednesday

    Wednesday: Areas of fog between 7am and 8am. Areas of freezing fog between 8am and 9am. Widespread frost, mainly before 11am.  Otherwise, partly sunny, with a high near 46. Calm wind.

    High: 46 °F

    Frost and
    Areas
    Freezing Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog before 2am, then areas of fog after 4am. Widespread dense freezing fog, mainly after 3am. Widespread frost, mainly after 10pm.  Otherwise, partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Frost and
    Dense
    Freezing Fog

  • Thursday

    Thursday: Widespread frost, mainly before 10am.  Otherwise, mostly sunny, with a high near 47.

    High: 47 °F

    Frost then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Widespread frost, mainly after midnight.  Otherwise, partly cloudy, with a low around 31.

    Low: 31 °F

    Frost

  • Friday

    Friday: Widespread frost, mainly before 9am.  Otherwise, mostly sunny, with a high near 46.

    High: 46 °F

    Frost then
    Sunny

Detailed Forecast

Overnight
Widespread frost. Otherwise, mostly clear, with a low around 28. Calm wind.
Tuesday
Widespread dense freezing fog before 10am. Widespread frost, mainly before 10am. Otherwise, mostly sunny, with a high near 48. Calm wind.
Tuesday Night
Patchy fog between 1am and 5am. Areas of freezing fog after 5am. Widespread frost, mainly after 10pm. Otherwise, partly cloudy, with a low around 28. Calm wind.
Wednesday
Areas of fog between 7am and 8am. Areas of freezing fog between 8am and 9am. Widespread frost, mainly before 11am. Otherwise, partly sunny, with a high near 46. Calm wind.
Wednesday Night
Patchy fog before 2am, then areas of fog after 4am. Widespread dense freezing fog, mainly after 3am. Widespread frost, mainly after 10pm. Otherwise, partly cloudy, with a low around 29. Calm wind.
Thursday
Widespread frost, mainly before 10am. Otherwise, mostly sunny, with a high near 47.
Thursday Night
Widespread frost, mainly after midnight. Otherwise, partly cloudy, with a low around 31.
Friday
Widespread frost, mainly before 9am. Otherwise, mostly sunny, with a high near 46.
Friday Night
Widespread frost, mainly after 10pm. Otherwise, mostly clear, with a low around 29.
Saturday
Widespread frost, mainly before 10am. Otherwise, partly sunny, with a high near 46.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 33.
Sunday
A chance of rain. Mostly cloudy, with a high near 50.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 37.
Monday
A slight chance of rain. Mostly cloudy, with a high near 52.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Corvallis OR
 44.56°N 123.28°W (Elev. 223 ft)
12:41 am PST Jan 20, 2026
12am PST Jan 20, 2026-6pm PST Jan 26, 2026
 
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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