National Weather Service

News Headlines

SCN26-34: Discontinuation of the Max/Min Temperature and Precipitation Table Product (RTP) for all NWS Alaska Region, Eastern Region, and Western Region Offices: Effective May 6, 2026

Current conditions at

OR7 SB at Sumpter MP 25.07 (OD128)

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

25°F

-4°C

Humidity	85%
Wind Speed	NNE 0 MPH
Barometer	NA
Dewpoint	21°F (-6°C)
Visibility	NA
Last update	09 Apr 07:05 AM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Sumpter OR

Today
High: 64 °F
Sunny
Tonight
Low: 42 °F
Partly Cloudy
Friday
High: 62 °F
Showers
Likely
Friday Night
Low: 41 °F
Showers
Likely
Saturday
High: 56 °F
Showers
Saturday Night
Low: 38 °F
Showers then
Chance
Showers
Sunday
High: 45 °F
Showers
Sunday Night
Low: 33 °F
Rain/Snow
Likely then
Chance
Rain/Snow
Monday
High: 45 °F
Chance
Rain/Snow

Detailed Forecast

Today

Sunny, with a high near 64. Calm wind.

Tonight

Partly cloudy, with a low around 42. Calm wind.

Friday

Showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 62. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 41. Calm wind. Chance of precipitation is 60%.

Saturday

Showers, with thunderstorms also possible after 2pm. High near 56. Calm wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday Night

Showers, mainly before 11pm. Low around 38. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Sunday

Showers. High near 45. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Sunday Night

Rain showers likely before 8pm, then rain and snow showers likely. Snow level 6000 feet lowering to 5100 feet after midnight . Mostly cloudy, with a low around 33. Chance of precipitation is 70%.

Monday

A chance of rain and snow showers before 2pm, then a chance of rain showers. Snow level 4600 feet rising to 5200 feet in the afternoon. Partly sunny, with a high near 45. Chance of precipitation is 50%.

Monday Night

Mostly cloudy, with a low around 30.

Tuesday

Mostly sunny, with a high near 51.

Tuesday Night

Partly cloudy, with a low around 33.

Wednesday

A chance of rain and snow showers. Snow level 5000 feet rising to 6000 feet in the afternoon. Partly sunny, with a high near 50. Chance of precipitation is 40%.