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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

GREEN MOUNTAIN (CCRO3)

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

NA

35°F

2°C

Humidity 85%
Wind Speed WSW 2 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 22 Mar 01:13 AM PDT
Extended Forecast for

6 Miles SSE Cottage Grove OR

  • Overnight

    Overnight: Widespread frost. Otherwise, partly cloudy, with a steady temperature around 34. Calm wind.

    Low: 34 °F

    Frost

  • Sunday

    Sunday: Widespread frost, mainly before 9am. Otherwise, partly sunny, with a high near 56. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 56 °F

    Frost then
    Partly Sunny

  • Sunday Night

    Sunday Night: Areas of frost after 1am. Otherwise, mostly cloudy, with a low around 35. North wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Cloudy
    then Areas
    Frost

  • Monday

    Monday: Partly sunny, with a high near 60. Light and variable wind.

    High: 60 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers after 11pm. Mostly cloudy, with a low around 44. Light and variable wind.

    Low: 44 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Rain. High near 62. Chance of precipitation is 90%.

    High: 62 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 41. Chance of precipitation is 90%.

    Low: 41 °F

    Rain

  • Wednesday

    Wednesday: Rain likely. Mostly cloudy, with a high near 55.

    High: 55 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A chance of rain before 11pm. Snow level 3900 feet lowering to 2200 feet after midnight . Partly cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain
    then Partly
    Cloudy

Detailed Forecast

Overnight
Widespread frost. Otherwise, partly cloudy, with a steady temperature around 34. Calm wind.
Sunday
Widespread frost, mainly before 9am. Otherwise, partly sunny, with a high near 56. Calm wind becoming north 5 to 7 mph in the afternoon.
Sunday Night
Areas of frost after 1am. Otherwise, mostly cloudy, with a low around 35. North wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 60. Light and variable wind.
Monday Night
A 40 percent chance of showers after 11pm. Mostly cloudy, with a low around 44. Light and variable wind.
Tuesday
Rain. High near 62. Chance of precipitation is 90%.
Tuesday Night
Rain. Low around 41. Chance of precipitation is 90%.
Wednesday
Rain likely. Mostly cloudy, with a high near 55.
Wednesday Night
A chance of rain before 11pm. Snow level 3900 feet lowering to 2200 feet after midnight . Partly cloudy, with a low around 32.
Thursday
Sunny, with a high near 57.
Thursday Night
Mostly clear, with a low around 31.
Friday
Sunny, with a high near 65.
Friday Night
Mostly clear, with a low around 36.
Saturday
Sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE Cottage Grove OR
 43.72°N 123.03°W (Elev. 997 ft)
Last Update:
2:02 am PDT Mar 22, 2026
Forecast Valid:
2am PDT Mar 22, 2026-6pm PDT Mar 28, 2026
 
Forecast Discussion
 
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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