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

25°F

-4°C

Humidity 85%
Wind Speed N 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 21°F (-6°C)
Visibility NA
Last update 21 Jan 02:55 PM PST
Extended Forecast for

4 Miles NNE Mount Bachelor OR

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Light northwest wind.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 41. Calm wind.

    High: 41 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 18. Calm wind.

    Low: 18 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 25. Northeast wind 5 to 7 mph.

    High: 25 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 13. Northeast wind around 7 mph.

    Low: 13 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 33.

    High: 33 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 29. Light northwest wind.
Thursday
Mostly sunny, with a high near 41. Calm wind.
Thursday Night
Mostly cloudy, with a low around 18. Calm wind.
Friday
Sunny, with a high near 25. Northeast wind 5 to 7 mph.
Friday Night
Mostly clear, with a low around 13. Northeast wind around 7 mph.
Saturday
Sunny, with a high near 33.
Saturday Night
Mostly clear, with a low around 20.
Sunday
Mostly sunny, with a high near 37.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
Partly sunny, with a high near 37.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Mostly sunny, with a high near 40.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 27.
Wednesday
A chance of snow. Mostly cloudy, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Mount Bachelor OR
 44.03°N 121.66°W (Elev. 6821 ft)
3:20 pm PST Jan 21, 2026
3pm PST Jan 21, 2026-6pm PST Jan 28, 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