Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence 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

39°F

4°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 36°F (2°C)
Visibility NA
Last update 29 Jan 09:55 AM PST
Extended Forecast for

3 Miles S Sisters OR

  • Today

    Today: A 20 percent chance of rain.  Cloudy, with a high near 48. Calm wind.

    High: 48 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    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 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 51. Calm wind.

    High: 51 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain, mainly between 10am and 4pm.  Mostly cloudy, with a high near 46.

    High: 46 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 10pm.  Mostly cloudy, with a low around 28.

    Low: 28 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

Detailed Forecast

Today
A 20 percent chance of rain. Cloudy, with a high near 48. Calm wind.
Tonight
Cloudy, with a low around 33. Calm wind.
Friday
Mostly cloudy, with a high near 52. Calm wind.
Friday Night
Mostly cloudy, with a low around 33. Calm wind.
Saturday
Mostly cloudy, with a high near 51. Calm wind.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
A 30 percent chance of rain, mainly between 10am and 4pm. Mostly cloudy, with a high near 46.
Sunday Night
A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 28.
Monday
Partly sunny, with a high near 45.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
Partly cloudy, with a low around 28.
Wednesday
Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Sisters OR
 44.25°N 121.53°W (Elev. 3399 ft)
9:15 am PST Jan 29, 2026
11am PST Jan 29, 2026-6pm PST Feb 4, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database