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 04:55 AM PST
Extended Forecast for

10 Miles NNW Mount Bachelor OR

  • Today

    Today: Partly sunny, with a high near 41. Northwest wind 5 to 10 mph becoming light  in the afternoon.

    High: 41 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Northwest wind 3 to 6 mph.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 37. Northwest wind around 6 mph.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 17. West wind around 6 mph.

    Low: 17 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 24. Northeast wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 24 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 13.

    Low: 13 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 31.

    High: 31 °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 34.

    High: 34 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 41. Northwest wind 5 to 10 mph becoming light in the afternoon.
Tonight
Partly cloudy, with a low around 29. Northwest wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 37. Northwest wind around 6 mph.
Thursday Night
Mostly cloudy, with a low around 17. West wind around 6 mph.
Friday
Sunny, with a high near 24. Northeast wind 9 to 14 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 13.
Saturday
Sunny, with a high near 31.
Saturday Night
Mostly clear, with a low around 19.
Sunday
Mostly sunny, with a high near 34.
Sunday Night
A slight chance of snow after 4am. Mostly cloudy, with a low around 23.
Monday
A slight chance of snow. Partly sunny, with a high near 34.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
A slight chance of snow. Partly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNW Mount Bachelor OR
 44.11°N 121.74°W (Elev. 7201 ft)
5:41 am PST Jan 21, 2026
6am PST Jan 21, 2026-6pm PST Jan 27, 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