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

OR7 SB at Sumpter MP 25.07 (OD128)

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

NA

82°F

28°C

Humidity 13%
Wind Speed S 3 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Heat Index80°F (27°C)
Last update 12 May 02:03 PM PDT
Extended Forecast for

Sumpter OR

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 85. South southeast wind around 8 mph, with gusts as high as 21 mph.

    High: 85 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 48. Light and variable wind.

    Low: 48 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Isolated showers before 7am, then scattered showers after 8am. Cloudy through mid morning, then gradual clearing, with a high near 62. Southwest wind 8 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 50%.

    High: 62 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36. West northwest wind 8 to 13 mph becoming light in the evening. Winds could gust as high as 30 mph.

    Low: 36 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65. Calm wind becoming west around 5 mph in the afternoon.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of snow showers after 11am, mixing with rain after 2pm. Snow level rising to 5300 feet in the afternoon. Partly sunny, with a high near 49. Chance of precipitation is 20%.

    High: 49 °F

    Slight Chance
    Snow Showers
    then Slight
    Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 85. South southeast wind around 8 mph, with gusts as high as 21 mph.
Tonight
Increasing clouds, with a low around 48. Light and variable wind.
Wednesday
Isolated showers before 7am, then scattered showers after 8am. Cloudy through mid morning, then gradual clearing, with a high near 62. Southwest wind 8 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 50%.
Wednesday Night
Mostly clear, with a low around 36. West northwest wind 8 to 13 mph becoming light in the evening. Winds could gust as high as 30 mph.
Thursday
Sunny, with a high near 65. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 36.
Friday
Sunny, with a high near 63.
Friday Night
Partly cloudy, with a low around 33.
Saturday
A slight chance of snow showers after 11am, mixing with rain after 2pm. Snow level rising to 5300 feet in the afternoon. Partly sunny, with a high near 49. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Mostly clear, with a low around 31.
Monday
Sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sumpter OR
 44.75°N 118.21°W (Elev. 4596 ft)
Last Update:
11:29 am PDT May 12, 2026
Forecast Valid:
2pm PDT May 12, 2026-6pm PDT May 18, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation