Frigid Airmass to Bring Significantly Colder Temperatures; Snow Continues Downwind of the Great Lakes

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected in the Southeast by Tuesday morning. Moderate to heavy lake effect snow will continue downwind of the Great Lakes through Monday. Several inches of snow accumulation is expected, including in portions of the Chicago Metro Read More >

Current conditions at

OR7 SB at Sumpter MP 25.07 (OD128)

Lat: 44.71702°NLon: 118.16314°WElev: 4245.0ft.

NA

29°F

-2°C

Humidity 78%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 09 Nov 08:54 PM PST
Extended Forecast for

8 Miles SE Sumpter OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 58. Calm wind.

    High: 58 °F

    Partly Sunny

  • Monday Night

    Monday Night: Patchy fog after 1am.  Otherwise, partly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Partly Cloudy
    then Patchy
    Fog

  • Veterans Day

    Veterans Day: Areas of fog before 7am.  Otherwise, sunny, with a high near 58. Calm wind.

    High: 58 °F

    Areas Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly after 10pm.  Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain

  • Thursday

    Thursday: Rain likely.  Mostly cloudy, with a high near 49. Chance of precipitation is 70%.

    High: 49 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely before 10pm, then a chance of rain and snow.  Snow level 5700 feet lowering to 4700 feet after midnight . Mostly cloudy, with a low around 22. Chance of precipitation is 60%.

    Low: 22 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 27. Calm wind.
Monday
Partly sunny, with a high near 58. Calm wind.
Monday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 28. Calm wind.
Veterans Day
Areas of fog before 7am. Otherwise, sunny, with a high near 58. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 31. Calm wind.
Wednesday
Mostly cloudy, with a high near 56.
Wednesday Night
A 30 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 33.
Thursday
Rain likely. Mostly cloudy, with a high near 49. Chance of precipitation is 70%.
Thursday Night
Rain likely before 10pm, then a chance of rain and snow. Snow level 5700 feet lowering to 4700 feet after midnight . Mostly cloudy, with a low around 22. Chance of precipitation is 60%.
Friday
A chance of snow before 10am, then a chance of rain and snow. Snow level 4400 feet. Partly sunny, with a high near 42. Chance of precipitation is 40%.
Friday Night
A chance of rain and snow. Areas of fog. Otherwise, mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Saturday
Rain and snow likely. Areas of fog. Snow level rising to 5400 feet in the afternoon. Otherwise, partly sunny, with a high near 43. Chance of precipitation is 60%.
Saturday Night
Rain and snow likely. Areas of fog. Otherwise, mostly cloudy, with a low around 24. Chance of precipitation is 60%.
Sunday
A chance of rain and snow. Areas of fog. Snow level 5100 feet. Otherwise, mostly cloudy, with a high near 43. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SE Sumpter OR
 44.66°N 118.07°W (Elev. 4354 ft)
1:04 pm PST Nov 9, 2025
9pm PST Nov 9, 2025-6pm PST Nov 16, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database