Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Hazardous Weather Conditions

Current conditions at

SISTERS (K6K5)

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

NA

23°F

-5°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 21°F (-6°C)
Visibility NA
Last update 21 Jan 08:55 AM PST
Extended Forecast for

14 Miles SW Mount Bachelor OR

  • Today

    Today: Partly sunny, with a high near 45. Calm wind.

    High: 45 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 45. Calm wind.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 34. Calm wind becoming east around 5 mph in the afternoon.

    High: 34 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 16.

    Low: 16 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 45. Calm wind.
Tonight
Partly cloudy, with a low around 20. Calm wind.
Thursday
Mostly sunny, with a high near 45. Calm wind.
Thursday Night
Partly cloudy, with a low around 20. Calm wind.
Friday
Sunny, with a high near 34. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 16.
Saturday
Sunny, with a high near 38.
Saturday Night
Mostly clear, with a low around 19.
Sunday
Mostly sunny, with a high near 41.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
Partly sunny, with a high near 41.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
A slight chance of rain. Snow level rising to 5600 feet in the afternoon. Partly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SW Mount Bachelor OR
 43.85°N 121.88°W (Elev. 4724 ft)
9:27 am PST Jan 21, 2026
9am PST Jan 21, 2026-6pm PST Jan 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database