Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

CORVALLIS (FNWO3)

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

NA

55°F

13°C

Humidity 93%
Wind Speed S 5 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 07 Dec 03:45 PM PST
Extended Forecast for

3 Miles WNW Monroe OR

Flood Watch December 8, 04:00am until December 12, 04:00am
Click here for hazard details and duration
Flood Watch
  • This Afternoon

    This Afternoon: Showers likely, mainly after 5pm.  Mostly cloudy, with a high near 55. South southwest wind around 8 mph.  Chance of precipitation is 60%.

    High: 55 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers.  Steady temperature around 53. South wind around 7 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Showers

  • Monday

    Monday: Showers before 10am, then rain, mainly after 10am.  High near 57. Breezy, with a south southwest wind 11 to 15 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: Rain.  Low around 52. Breezy, with a south southwest wind around 16 mph, with gusts as high as 29 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: Rain.  High near 58. South southwest wind around 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 58 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 53. Breezy.  Chance of precipitation is 100%.

    Low: 53 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: Rain.  High near 58. Chance of precipitation is 100%.

    High: 58 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Cloudy, with a low around 52.

    Low: 52 °F

    Rain

  • Thursday

    Thursday: Rain likely, mainly before 10am.  Mostly cloudy, with a high near 60.

    High: 60 °F

    Rain Likely

Detailed Forecast

This Afternoon
Showers likely, mainly after 5pm. Mostly cloudy, with a high near 55. South southwest wind around 8 mph. Chance of precipitation is 60%.
Tonight
Showers. Steady temperature around 53. South wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers before 10am, then rain, mainly after 10am. High near 57. Breezy, with a south southwest wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain. Low around 52. Breezy, with a south southwest wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain. High near 58. South southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday Night
Rain. Low around 53. Breezy. Chance of precipitation is 100%.
Wednesday
Rain. High near 58. Chance of precipitation is 100%.
Wednesday Night
Rain. Cloudy, with a low around 52.
Thursday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 60.
Thursday Night
A slight chance of rain before 10pm. Mostly cloudy, with a low around 47.
Friday
Partly sunny, with a high near 58.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 44.
Saturday
A chance of rain. Partly sunny, with a high near 56.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 43.
Sunday
A chance of rain. Mostly cloudy, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Monroe OR
 44.33°N 123.37°W (Elev. 400 ft)
3:45 pm PST Dec 7, 2025
4pm PST Dec 7, 2025-6pm PST Dec 14, 2025
 
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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