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Above Average Temperatures in the West; Winter Weather Returns to the Upper Midwest and Great Lakes

Well above average temperatures will continue across the West this week, potentially breaking some daily high temperature records. A storm system dropping south out of Canada will bring a wintry mix to the Upper Midwest and Great Lakes Tuesday, pushing into the Central Appalachians and interior Northeast on Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Corvallis, Corvallis Municipal Airport (KCVO)

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

Mist

32°F

0°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.39 in (1029.12 mb)
Dewpoint 32°F (0°C)
Visibility 1.00 mi
Last update 12 Jan 11:24 PM PST
Extended Forecast for

4 Miles N Greenberry OR

Air Stagnation Advisory January 12, 11:30pm until January 16, 04:00am
Dense Fog Advisory until January 13, 11:00am
Click here for hazard details and duration
Air Stagnation Advisory
Dense Fog Advisory
  •  
    Air Stagnation Advisory January 12, 11:30pm until January 16, 04:00am
    Dense Fog Advisory until January 13, 11:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 33 °F

    Dense Fog

  • Tuesday

    Tuesday: Areas of dense fog before 11am. Otherwise, partly sunny, with a high near 49. Calm wind.

    High: 49 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Widespread dense fog. Otherwise, partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Dense Fog

  • Wednesday

    Wednesday: Widespread dense fog, mainly before 11am. Otherwise, mostly sunny, with a high near 47. Calm wind.

    High: 47 °F

    Dense Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34. Light north wind.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 49.

    High: 49 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

Detailed Forecast

Tonight
Widespread dense fog, mainly between 1am and 2am. Otherwise, mostly cloudy, with a low around 33. Calm wind.
Tuesday
Areas of dense fog before 11am. Otherwise, partly sunny, with a high near 49. Calm wind.
Tuesday Night
Widespread dense fog. Otherwise, partly cloudy, with a low around 32. Calm wind.
Wednesday
Widespread dense fog, mainly before 11am. Otherwise, mostly sunny, with a high near 47. Calm wind.
Wednesday Night
Partly cloudy, with a low around 34. Light north wind.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 32.
Friday
Sunny, with a high near 50.
Friday Night
Mostly clear, with a low around 30.
Saturday
Sunny, with a high near 49.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 31.
M.L.King Day
Partly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Greenberry OR
 44.5°N 123.29°W (Elev. 331 ft)
Last Update:
10:41 pm PST Jan 12, 2026
Forecast Valid:
11pm PST Jan 12, 2026-6pm PST Jan 19, 2026
 
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Additional Resources

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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