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Hazardous Weather Conditions

Current conditions at

Corvallis, Corvallis Municipal Airport (KCVO)

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

Clear

28°F

-2°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 20 Jan 09:00 AM PST
Extended Forecast for

6 Miles NNW Brownsville OR

Air Stagnation Advisory January 20, 09:22am until January 21, 04:00pm
Freezing Fog Advisory until January 20, 11:00am
Click here for hazard details and duration
Air Stagnation Advisory
...
  •  
    Air Stagnation Advisory January 20, 09:22am until January 21, 04:00pm
    Freezing Fog Advisory until January 20, 11:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 47 °F

    Frost then
    Mostly Sunny

  • Tonight

    Tonight: Widespread dense freezing fog, mainly between 9pm and 11pm. Widespread frost. Otherwise, partly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Frost and
    Dense
    Freezing Fog

  • Wednesday

    Wednesday: Areas of freezing fog before 10am. Partly sunny, with a high near 45. Light north wind.

    High: 45 °F

    Areas
    Freezing Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 10pm. Widespread frost. Otherwise, partly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Frost and
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 11am. Widespread frost, mainly before 11am. Otherwise, mostly sunny, with a high near 45. Calm wind.

    High: 45 °F

    Frost and
    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after midnight. Widespread frost. Otherwise, partly cloudy, with a low around 29.

    Low: 29 °F

    Frost then
    Frost and
    Patchy Fog

  • Friday

    Friday: Widespread frost, mainly before 10am. Otherwise, mostly sunny, with a high near 45.

    High: 45 °F

    Frost then
    Mostly Sunny

  • Friday Night

    Friday Night: Widespread frost, mainly after 9pm. Otherwise, mostly clear, with a low around 26.

    Low: 26 °F

    Frost

Detailed Forecast

Today
Widespread frost before 11am. Otherwise, mostly sunny, with a high near 47. Light north wind.
Tonight
Widespread dense freezing fog, mainly between 9pm and 11pm. Widespread frost. Otherwise, partly cloudy, with a low around 26. Calm wind.
Wednesday
Areas of freezing fog before 10am. Partly sunny, with a high near 45. Light north wind.
Wednesday Night
Patchy fog after 10pm. Widespread frost. Otherwise, partly cloudy, with a low around 26. Calm wind.
Thursday
Patchy fog before 11am. Widespread frost, mainly before 11am. Otherwise, mostly sunny, with a high near 45. Calm wind.
Thursday Night
Patchy fog after midnight. Widespread frost. Otherwise, partly cloudy, with a low around 29.
Friday
Widespread frost, mainly before 10am. Otherwise, mostly sunny, with a high near 45.
Friday Night
Widespread frost, mainly after 9pm. Otherwise, mostly clear, with a low around 26.
Saturday
Widespread frost, mainly before 11am. Otherwise, mostly sunny, with a high near 45.
Saturday Night
A slight chance of rain after 10pm. Widespread frost, mainly between 9pm and 10pm. Otherwise, mostly cloudy, with a low around 29.
Sunday
A chance of rain. Mostly cloudy, with a high near 47.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 35.
Monday
A chance of rain. Partly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Brownsville OR
 44.47°N 123.04°W (Elev. 282 ft)
Last Update:
8:56 am PST Jan 20, 2026
Forecast Valid:
9am PST Jan 20, 2026-6pm PST Jan 26, 2026
 
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