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

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

CORVALLIS (FNWO3)

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

NA

35°F

2°C

Humidity 98%
Wind Speed N 1 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 12 Jan 07:45 AM PST
Extended Forecast for

6 Miles WNW Greenberry OR

Air Stagnation Advisory January 12, 08:52am until January 16, 04:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 12, 08:52am until January 16, 04:00am

    NOW until 4:00am Fri

    Air Stagnation Advisory

  • Today

    High: 54 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Patchy dense fog before 11pm, then patchy dense fog after 1am. Otherwise, mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Patchy Dense
    Fog

  • Tuesday

    Tuesday: Patchy dense fog before 11am. Otherwise, mostly sunny, with a high near 51. Calm wind.

    High: 51 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Patchy dense fog. Otherwise, partly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Patchy Dense
    Fog

  • Wednesday

    Wednesday: Patchy dense fog before noon. Otherwise, mostly sunny, with a high near 50. Calm wind.

    High: 50 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog. Otherwise, partly cloudy, with a low around 37.

    Low: 37 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 52.

    High: 52 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 54. Calm wind.
Tonight
Patchy dense fog before 11pm, then patchy dense fog after 1am. Otherwise, mostly cloudy, with a low around 36. Calm wind.
Tuesday
Patchy dense fog before 11am. Otherwise, mostly sunny, with a high near 51. Calm wind.
Tuesday Night
Patchy dense fog. Otherwise, partly cloudy, with a low around 35. Calm wind.
Wednesday
Patchy dense fog before noon. Otherwise, mostly sunny, with a high near 50. Calm wind.
Wednesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 37.
Thursday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 52.
Thursday Night
Mostly clear, with a low around 34.
Friday
Sunny, with a high near 52.
Friday Night
Clear, with a low around 33.
Saturday
Sunny, with a high near 52.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Patchy fog. Otherwise, sunny, with a high near 51.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Greenberry OR
 44.48°N 123.41°W (Elev. 600 ft)
Last Update:
8:41 am PST Jan 12, 2026
Forecast Valid:
8am PST Jan 12, 2026-6pm PST Jan 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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