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

Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

23°F

-5°C

Humidity 85%
Wind Speed N 0 MPH
Barometer 30.36 in (1028.11 mb)
Dewpoint 19°F (-7°C)
Visibility NA
Last update 29 Dec 11:55 PM PST
Extended Forecast for

4 Miles NE Sisters OR

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 20. Calm wind.

    Low: 20 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 39. Calm wind.

    High: 39 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 44. Calm wind.

    High: 44 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Slight Chance
    Rain

  • New Year's Day

    New Year's Day: A 40 percent chance of rain. Mostly cloudy, with a high near 43.

    High: 43 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance Rain

  • Friday

    Friday: A 50 percent chance of rain. Mostly cloudy, with a high near 46.

    High: 46 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.

    Low: 31 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 20. Calm wind.
Tuesday
Sunny, with a high near 39. Calm wind.
Tuesday Night
Mostly clear, with a low around 23. Calm wind.
Wednesday
Partly sunny, with a high near 44. Calm wind.
Wednesday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 28. Calm wind.
New Year's Day
A 40 percent chance of rain. Mostly cloudy, with a high near 43.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 30.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 46.
Friday Night
A chance of rain before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 44.
Saturday Night
A chance of rain and snow. Snow level 4100 feet. Mostly cloudy, with a low around 28.
Sunday
A chance of rain and snow. Snow level 3800 feet rising to 4300 feet in the afternoon. Partly sunny, with a high near 44.
Sunday Night
A chance of rain and snow. Snow level 4200 feet. Mostly cloudy, with a low around 29.
Monday
A chance of rain and snow. Snow level 4100 feet. Partly sunny, with a high near 44.
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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:
9:17 pm PST Dec 29, 2025
Forecast Valid:
12am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation