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 >

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 03:55 AM PST
Extended Forecast for

6 Miles NW Suttle Lake OR

  • Today

    Today: Partly sunny, with a high near 42. North wind 5 to 7 mph becoming west in the afternoon.

    High: 42 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 27. West wind 3 to 5 mph.

    Low: 27 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 40. West wind 3 to 5 mph.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18. West wind around 6 mph becoming east in the evening.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 25. East wind 10 to 14 mph, with gusts as high as 26 mph.

    High: 25 °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 35.

    High: 35 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 42. North wind 5 to 7 mph becoming west in the afternoon.
Tonight
Partly cloudy, with a low around 27. West wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 40. West wind 3 to 5 mph.
Thursday Night
Partly cloudy, with a low around 18. West wind around 6 mph becoming east in the evening.
Friday
Sunny, with a high near 25. East wind 10 to 14 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 16.
Saturday
Sunny, with a high near 35.
Saturday Night
Mostly clear, with a low around 22.
Sunday
Mostly sunny, with a high near 40.
Sunday Night
A slight chance of snow after 10pm. Mostly cloudy, with a low around 27.
Monday
A slight chance of snow. Partly sunny, with a high near 39.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
A slight chance of rain and snow. Partly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Suttle Lake OR
 44.49°N 121.82°W (Elev. 5499 ft)
4:21 am PST Jan 21, 2026
5am 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