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Widespread Showers and Thunderstorms in Southern California and the Southern Plains into the Mississippi Valley

Isolated strong to severe thunderstorms and widespread heavy rainfall are possible across the southern Plains into Arkansas. Widespread showers with a slight chance of thunderstorms are possible across southern California. Urban flooding, rock and mudslides as well as minor debris flows near burn scars are possible. Read More >

Hazardous Weather Conditions

Current conditions at

GREEN MOUNTAIN (CCRO3)

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

NA

39°F

4°C

Humidity 64%
Wind Speed WNW 5 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 21 Nov 03:13 AM PST
Extended Forecast for

Cottage Grove OR

Dense Fog Advisory until November 21, 10:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until November 21, 10:00am

    NOW until 10:00am Fri

    Dense Fog Advisory

  • Overnight

    Low: 32 °F

    Areas Frost
    and Patchy
    Dense Fog

  • Friday

    Friday: Patchy dense fog before 10am. Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 54. Calm wind.

    High: 54 °F

    Frost and
    Patchy Dense
    Fog then
    Sunny

  • Friday Night

    Friday Night: Patchy fog. Widespread frost, mainly after 4am. Otherwise, partly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Frost and
    Patchy Fog

  • Saturday

    Saturday: Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 58. Calm wind.

    High: 58 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog between 9pm and 1am. Patchy frost after midnight. Otherwise, partly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Patchy Fog
    then Patchy
    Frost and
    Patchy Fog

  • Sunday

    Sunday: Rain likely, mainly between 10am and 4pm, then showers after 4pm. High near 54. Chance of precipitation is 80%.

    High: 54 °F

    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 10pm. Low around 36. Chance of precipitation is 80%.

    Low: 36 °F

    Showers then
    Chance
    Showers

  • Monday

    Monday: A chance of showers. Partly sunny, with a high near 52.

    High: 52 °F

    Chance
    Showers

Detailed Forecast

Overnight
Patchy dense fog. Areas of frost. Otherwise, partly cloudy, with a low around 32. Calm wind.
Friday
Patchy dense fog before 10am. Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 54. Calm wind.
Friday Night
Patchy fog. Widespread frost, mainly after 4am. Otherwise, partly cloudy, with a low around 33. Calm wind.
Saturday
Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 58. Calm wind.
Saturday Night
Patchy fog between 9pm and 1am. Patchy frost after midnight. Otherwise, partly cloudy, with a low around 35. Calm wind.
Sunday
Rain likely, mainly between 10am and 4pm, then showers after 4pm. High near 54. Chance of precipitation is 80%.
Sunday Night
Showers, mainly before 10pm. Low around 36. Chance of precipitation is 80%.
Monday
A chance of showers. Partly sunny, with a high near 52.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
A chance of rain after 10am. Mostly cloudy, with a high near 52.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 38.
Wednesday
Rain likely. Cloudy, with a high near 55.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 44.
Thanksgiving Day
A chance of rain. Mostly cloudy, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cottage Grove OR
 43.81°N 123.06°W (Elev. 600 ft)
Last Update:
2:46 am PST Nov 21, 2025
Forecast Valid:
3am PST Nov 21, 2025-6pm PST Nov 27, 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