Winter Returns Across the Northern Tier; Record Warmth for the Southwest

A large high pressure system will usher in cold air for this first day of March across the northern Plains, Great Lakes, Northeast and mid-Atlantic. Some wintry precipitation may evolve across the mid-Mississippi Valley, Ohio Valley and mid-Atlantic through Monday. Meanwhile, record warmth will spread across the Southwest, southern Plains through early this week. Read More >

Current conditions at

OR7 SB at Sumpter MP 25.07 (OD128)

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

NA

40°F

4°C

Humidity 91%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 01 Mar 06:01 PM PST
Extended Forecast for

Sumpter OR

  • Tonight

    Tonight: Showers likely.  Cloudy, with a low around 38. Calm wind.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly before 10am.  Cloudy, then gradually becoming mostly sunny, with a high near 52. Calm wind becoming north northwest around 5 mph in the afternoon.  Chance of precipitation is 60%.

    High: 52 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 50. Calm wind.

    High: 50 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers after 10pm.  Cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Rain.  Snow level 5300 feet. High near 42. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 42 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain and snow likely, mainly before 10pm.  Mostly cloudy, with a low around 29. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Thursday

    Thursday: Snow likely before 4pm, then snow likely, possibly mixed with rain.  Mostly cloudy, with a high near 39. Chance of precipitation is 60%.

    High: 39 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow before 10pm, then a chance of snow.  Mostly cloudy, with a low around 30. Chance of precipitation is 40%.

    Low: 30 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Tonight
Showers likely. Cloudy, with a low around 38. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers likely, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 52. Calm wind becoming north northwest around 5 mph in the afternoon. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around 31. Calm wind.
Tuesday
Increasing clouds, with a high near 50. Calm wind.
Tuesday Night
A 50 percent chance of showers after 10pm. Cloudy, with a low around 37. Calm wind.
Wednesday
Rain. Snow level 5300 feet. High near 42. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain and snow likely, mainly before 10pm. Mostly cloudy, with a low around 29. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
Snow likely before 4pm, then snow likely, possibly mixed with rain. Mostly cloudy, with a high near 39. Chance of precipitation is 60%.
Thursday Night
A chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Friday
A chance of snow before 10am, then a chance of rain and snow. Partly sunny, with a high near 44. Chance of precipitation is 40%.
Friday Night
A 30 percent chance of rain. Snow level 5300 feet. Mostly cloudy, with a low around 33.
Saturday
A 40 percent chance of rain. Snow level 5600 feet rising to 6800 feet in the afternoon. Partly sunny, with a high near 51.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 35.
Sunday
A 30 percent chance of rain. Snow level 5200 feet. Partly sunny, with a high near 50.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Sumpter OR
 44.75°N 118.21°W (Elev. 4596 ft)
1:32 pm PST Mar 1, 2026
6pm PST Mar 1, 2026-6pm PDT Mar 8, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database