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

Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Current conditions at

CORVALLIS (FNWO3)

Lat: 44.41833°NLon: 123.32528°WElev: 308.0ft.

NA

35°F

2°C

Humidity 82%
Wind Speed N 1 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 29 Dec 11:45 PM PST
Extended Forecast for

5 Miles SW Greenberry OR

  • Overnight

    Overnight: Widespread frost. Otherwise, partly cloudy, with a steady temperature around 32. Calm wind.

    Low: 32 °F

    Frost

  • Tuesday

    Tuesday: Widespread frost, mainly before 10am. Otherwise, sunny, with a high near 45. Calm wind.

    High: 45 °F

    Frost then
    Sunny

  • Tuesday Night

    Tuesday Night: Widespread frost, mainly after midnight. Otherwise, partly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Frost

  • Wednesday

    Wednesday: Patchy fog between 9am and 10am. Areas of frost between 10am and 11am. Otherwise, partly sunny, with a high near 44. Calm wind.

    High: 44 °F

    Areas Frost
    and Patchy
    Fog then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Chance Rain

  • New Year's Day

    New Year's Day: Rain likely, mainly after 10am. Patchy fog between 9am and 10am. Otherwise, cloudy, with a high near 45. Chance of precipitation is 60%.

    High: 45 °F

    Rain Likely
    and Patchy
    Fog

  • Thursday Night

    Thursday Night: Rain. Low around 40. Chance of precipitation is 80%.

    Low: 40 °F

    Rain

  • Friday

    Friday: Rain. Cloudy, with a high near 49.

    High: 49 °F

    Rain

  • Friday Night

    Friday Night: Rain likely. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Rain Likely

Detailed Forecast

Overnight
Widespread frost. Otherwise, partly cloudy, with a steady temperature around 32. Calm wind.
Tuesday
Widespread frost, mainly before 10am. Otherwise, sunny, with a high near 45. Calm wind.
Tuesday Night
Widespread frost, mainly after midnight. Otherwise, partly cloudy, with a low around 30. Calm wind.
Wednesday
Patchy fog between 9am and 10am. Areas of frost between 10am and 11am. Otherwise, partly sunny, with a high near 44. Calm wind.
Wednesday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 36. Calm wind.
New Year's Day
Rain likely, mainly after 10am. Patchy fog between 9am and 10am. Otherwise, cloudy, with a high near 45. Chance of precipitation is 60%.
Thursday Night
Rain. Low around 40. Chance of precipitation is 80%.
Friday
Rain. Cloudy, with a high near 49.
Friday Night
Rain likely. Mostly cloudy, with a low around 41.
Saturday
Rain likely. Mostly cloudy, with a high near 48.
Saturday Night
Rain likely. Mostly cloudy, with a low around 39.
Sunday
Rain likely. Mostly cloudy, with a high near 48.
Sunday Night
Rain likely. Mostly cloudy, with a low around 39.
Monday
Rain likely. Mostly cloudy, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Greenberry OR
 44.4°N 123.35°W (Elev. 449 ft)
Last Update:
12:41 am PST Dec 30, 2025
Forecast Valid:
1am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
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Additional Resources

Radar & Satellite Image

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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