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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

68°F

20°C

Humidity 22%
Wind Speed WSW 9 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 28°F (-2°C)
Visibility NA
Last update 17 Mar 06:55 PM PDT
Extended Forecast for

4 Miles NE Sisters OR

  • Tonight

    Tonight: Partly cloudy, with a low around 40. Southwest wind 3 to 6 mph.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 43. West wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 20 mph.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 71. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 21 mph.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Saturday

    Saturday: A slight chance of rain, mixing with snow after 8am, then gradually ending. Mostly sunny, with a high near 52. Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Rain/Snow
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 40. Southwest wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 71. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 43. West wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Thursday
Mostly sunny, with a high near 71. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 45. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Friday
Mostly sunny, with a high near 70.
Friday Night
A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 38.
Saturday
A slight chance of rain, mixing with snow after 8am, then gradually ending. Mostly sunny, with a high near 52. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Partly sunny, with a high near 58.
Monday Night
A chance of rain. Mostly cloudy, with a low around 35.
Tuesday
Rain and snow likely. Mostly cloudy, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Sisters OR
 44.34°N 121.5°W (Elev. 3199 ft)
Last Update:
4:15 pm PDT Mar 17, 2026
Forecast Valid:
7pm PDT Mar 17, 2026-6pm PDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation