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

Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

34°F

1°C

Humidity 80%
Wind Speed N 0 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 28°F (-2°C)
Visibility NA
Last update 29 Jan 12:55 AM PST
Extended Forecast for

Sisters OR

  • Overnight

    Overnight: A 50 percent chance of rain. Cloudy, with a low around 29. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 29 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 47. Calm wind.

    High: 47 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain, mainly before 7pm. Cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Chance Rain
    then Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 52. Calm wind.

    High: 52 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 46.

    High: 46 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain before 10pm, then a slight chance of snow after 4am. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.

    Low: 27 °F

    Chance Rain
    then Slight
    Chance Snow

Detailed Forecast

Overnight
A 50 percent chance of rain. Cloudy, with a low around 29. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 47. Calm wind.
Thursday Night
A 30 percent chance of rain, mainly before 7pm. Cloudy, with a low around 32. Calm wind.
Friday
Mostly cloudy, with a high near 52. Calm wind.
Friday Night
Mostly cloudy, with a low around 32. Calm wind.
Saturday
Mostly cloudy, with a high near 52.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
A 30 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 46.
Sunday Night
A chance of rain before 10pm, then a slight chance of snow after 4am. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Monday
A slight chance of rain and snow before 7am, then a slight chance of rain between 7am and 10am. Partly sunny, with a high near 45.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 50.
Tuesday Night
Partly cloudy, with a low around 27.
Wednesday
Mostly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sisters OR
 44.29°N 121.58°W (Elev. 3261 ft)
Last Update:
1:30 am PST Jan 29, 2026
Forecast Valid:
1am PST Jan 29, 2026-6pm PST Feb 4, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation