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

Cold Temperatures for the Eastern U.S.; Lake Effect Snow in the Great Lakes; Heavy Rain in the Pacific Northwest

Cold temperatures will continue across much of the eastern U.S. into today. Heavy lake effect snow continues into today east of Lakes Erie and Ontario. Two Pacific cold fronts will cross the Pacific Northwest early this week followed by another atmospheric river. Heavy rain and gusty winds are expected through midweek, with the potential for renewed urban and river flooding. Read More >

Hazardous Weather Conditions

Current conditions at

GREEN MOUNTAIN (CCRO3)

Lat: 43.72528°NLon: 122.80556°WElev: 3047.0ft.

NA

52°F

11°C

Humidity 100%
Wind Speed E 5 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 15 Dec 03:13 PM PST
Extended Forecast for

Cottage Grove OR

Flood Watch December 18, 04:00am until December 20, 04:00am
Click here for hazard details and duration
Flood Watch

  • This Afternoon

    This Afternoon: Rain. High near 63. Southwest wind around 8 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Rain

  • Tonight

    Tonight: A 40 percent chance of rain, mainly after 10pm. Cloudy, with a low around 49. South southeast wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain, mainly after noon. High near 62. South wind 5 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Chance Rain
    then Rain

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm before 7pm, then showers and possibly a thunderstorm between 7pm and 4am, then rain and possibly a thunderstorm after 4am. Low around 41. Breezy, with a southwest wind 13 to 16 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 41 °F

    Showers and
    Breezy

  • Wednesday

    Wednesday: Rain, mainly before 10am. High near 52. Southwest wind around 8 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain then
    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly after 10pm. Low around 40. Chance of precipitation is 90%.

    Low: 40 °F

    Rain

  • Thursday

    Thursday: Rain. The rain could be heavy at times. High near 58. Chance of precipitation is 100%.

    High: 58 °F

    Heavy Rain

  • Thursday Night

    Thursday Night: Rain. The rain could be heavy at times. Cloudy, with a low around 45.

    Low: 45 °F

    Heavy Rain

  • Friday

    Friday: Rain. Mostly cloudy, with a high near 54.

    High: 54 °F

    Rain

Detailed Forecast

This Afternoon
Rain. High near 63. Southwest wind around 8 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 40 percent chance of rain, mainly after 10pm. Cloudy, with a low around 49. South southeast wind around 5 mph becoming calm in the evening.
Tuesday
Rain, mainly after noon. High near 62. South wind 5 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain and possibly a thunderstorm before 7pm, then showers and possibly a thunderstorm between 7pm and 4am, then rain and possibly a thunderstorm after 4am. Low around 41. Breezy, with a southwest wind 13 to 16 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Rain, mainly before 10am. High near 52. Southwest wind around 8 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain, mainly after 10pm. Low around 40. Chance of precipitation is 90%.
Thursday
Rain. The rain could be heavy at times. High near 58. Chance of precipitation is 100%.
Thursday Night
Rain. The rain could be heavy at times. Cloudy, with a low around 45.
Friday
Rain. Mostly cloudy, with a high near 54.
Friday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 36.
Saturday
Rain likely. Mostly cloudy, with a high near 50.
Saturday Night
Rain likely. Mostly cloudy, with a low around 36.
Sunday
Rain likely. Mostly cloudy, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cottage Grove OR
 43.78°N 123.05°W (Elev. 738 ft)
Last Update:
3:45 pm PST Dec 15, 2025
Forecast Valid:
3pm PST Dec 15, 2025-6pm PST Dec 21, 2025
 
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