Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

34°F

1°C

Humidity 74%
Wind Speed N 0 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 27°F (-3°C)
Visibility NA
Last update 30 Dec 11:55 AM PST
Extended Forecast for

8 Miles SW Sisters OR

  • This Afternoon

    This Afternoon: Sunny, with a high near 41. Calm wind.

    High: 41 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 30. Calm wind.

    Low: 30 °F

    Increasing
    Clouds

  • Wednesday

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

    High: 44 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain between 10pm and 1am, then a chance of rain and snow.  Mostly cloudy, with a low around 30. Calm wind.  Chance of precipitation is 30%.

    Low: 30 °F

    Slight Chance
    Rain then
    Chance
    Rain/Snow

  • New Year's Day

    New Year's Day: A chance of rain and snow before 10am, then rain.  High near 41. Calm wind.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow
    Likely then
    Rain

  • Thursday Night

    Thursday Night: Rain, mainly before 4am.  Low around 33. Chance of precipitation is 80%.

    Low: 33 °F

    Rain

  • Friday

    Friday: Rain likely, mainly after 10am.  Partly sunny, with a high near 43. Chance of precipitation is 60%.

    High: 43 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain and snow likely.  Snow level 6100 feet lowering to 5100 feet after midnight . Mostly cloudy, with a low around 29. Chance of precipitation is 70%.

    Low: 29 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: Snow likely.  Partly sunny, with a high near 38. Chance of precipitation is 70%.

    High: 38 °F

    Snow Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 41. Calm wind.
Tonight
Increasing clouds, with a low around 30. Calm wind.
Wednesday
Partly sunny, with a high near 44. Calm wind.
Wednesday Night
A slight chance of rain between 10pm and 1am, then a chance of rain and snow. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 30%.
New Year's Day
A chance of rain and snow before 10am, then rain. High near 41. Calm wind. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Rain, mainly before 4am. Low around 33. Chance of precipitation is 80%.
Friday
Rain likely, mainly after 10am. Partly sunny, with a high near 43. Chance of precipitation is 60%.
Friday Night
Rain and snow likely. Snow level 6100 feet lowering to 5100 feet after midnight . Mostly cloudy, with a low around 29. Chance of precipitation is 70%.
Saturday
Snow likely. Partly sunny, with a high near 38. Chance of precipitation is 70%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 27.
Sunday
A chance of snow. Partly sunny, with a high near 38.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 26.
Monday
A chance of snow. Partly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SW Sisters OR
 44.19°N 121.64°W (Elev. 4800 ft)
12:46 pm PST Dec 30, 2025
1pm PST Dec 30, 2025-6pm PST Jan 5, 2026
 
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Additional Resources

Radar & Satellite Image

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