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

Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Northeast; Heavy Rain Returns to California

An Alberta clipper will bring lake effect snow downwind of the Great Lakes, with the highest snow totals downwind of Lakes Erie and Ontario. Snow squalls may impact New Year's Eve travel during the evening and overnight hours across parts of the Great Lakes, Ohio Valley, and Northeast. Heavy rain will bring a flash flooding threat for southern California on New Year's Eve into New Year's Day. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

21°F

-6°C

Humidity 85%
Wind Speed N 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 18°F (-8°C)
Visibility NA
Last update 30 Dec 11:55 PM PST
Extended Forecast for

5 Miles S Sisters OR

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 25. Calm wind.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 43. Calm wind.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain or freezing rain after 4am. Mostly cloudy, with a low around 27. Calm wind. Chance of precipitation is 30%.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Rain/Freezing
    Rain

  • New Year's Day

    New Year's Day: A chance of rain or freezing rain before 10am, then a chance of rain. Mostly cloudy, with a high near 41. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °F

    Chance
    Rain/Freezing
    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely. Patchy fog. Otherwise, mostly cloudy, with a low around 32. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Rain Likely
    and Patchy
    Fog

  • Friday

    Friday: A 40 percent chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 46.

    High: 46 °F

    Chance Rain
    and Patchy
    Fog

  • Friday Night

    Friday Night: Rain likely before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 31 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Saturday

    Saturday: Rain likely, possibly mixed with snow, mainly after 10am. Partly sunny, with a high near 44. Chance of precipitation is 60%.

    High: 44 °F

    Rain/Snow
    Likely

  • Saturday Night

    Saturday Night: A chance of rain and snow. Snow level 4300 feet. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.

    Low: 29 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 25. Calm wind.
Wednesday
Partly sunny, with a high near 43. Calm wind.
Wednesday Night
A chance of rain or freezing rain after 4am. Mostly cloudy, with a low around 27. Calm wind. Chance of precipitation is 30%.
New Year's Day
A chance of rain or freezing rain before 10am, then a chance of rain. Mostly cloudy, with a high near 41. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain likely. Patchy fog. Otherwise, mostly cloudy, with a low around 32. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 40 percent chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 46.
Friday Night
Rain likely before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
Rain likely, possibly mixed with snow, mainly after 10am. Partly sunny, with a high near 44. Chance of precipitation is 60%.
Saturday Night
A chance of rain and snow. Snow level 4300 feet. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.
Sunday
A chance of rain and snow. Snow level 4100 feet. Partly sunny, with a high near 42.
Sunday Night
A chance of rain and snow. Snow level 4000 feet. Mostly cloudy, with a low around 28.
Monday
A chance of rain and snow. Snow level 4000 feet. Partly sunny, with a high near 42.
Monday Night
A chance of rain and snow. Snow level 3900 feet. Mostly cloudy, with a low around 26.
Tuesday
A slight chance of rain and snow. Snow level rising to 4300 feet in the afternoon. Mostly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Sisters OR
 44.22°N 121.56°W (Elev. 3766 ft)
Last Update:
12:46 am PST Dec 31, 2025
Forecast Valid:
12am PST Dec 31, 2025-6pm PST Jan 6, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation