National Weather Service

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New Version of Climate Plots Arrives May 1, 2026: Early Access Now Available Under "Climate Graphs and Charts"
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

SISTERS (K6K5)

Lat: 44.30445°NLon: 121.53909°WElev: 3168.0ft.

28°F

-2°C

Humidity	63%
Wind Speed	N 0 MPH
Barometer	29.76 in (1007.79 mb)
Dewpoint	17°F (-8°C)
Visibility	NA
Last update	26 Apr 04:55 AM PDT

More Information:

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

Extended Forecast for

8 Miles SW Sisters OR

Today
High: 50 °F
Sunny then
Slight Chance
Rain/Snow
Tonight
Low: 29 °F
Slight Chance
Rain/Snow
then Mostly
Clear
Monday
High: 53 °F
Sunny
Monday Night
Low: 31 °F
Partly Cloudy
Tuesday
High: 54 °F
Mostly Sunny
Tuesday Night
Low: 29 °F
Mostly Clear
Wednesday
High: 61 °F
Sunny
Wednesday Night
Low: 36 °F
Mostly Clear
Thursday
High: 66 °F
Mostly Sunny

Detailed Forecast

Today

A slight chance of rain and snow after 5pm. Mostly sunny, with a high near 50. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 10%.

Tonight

A slight chance of rain and snow before 8pm. Snow level 5500 feet lowering to 4800 feet after midnight . Partly cloudy, with a low around 29. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 20%.

Monday

Sunny, with a high near 53. Calm wind becoming west around 6 mph in the afternoon.

Monday Night

Partly cloudy, with a low around 31. West wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 18 mph.

Tuesday

Mostly sunny, with a high near 54. Light northwest wind.

Tuesday Night

Mostly clear, with a low around 29.

Wednesday

Sunny, with a high near 61.

Wednesday Night

Mostly clear, with a low around 36.