Heavy Snow in the Cascades and Northern Rockies; Wintry Mix in the Northeast; High Winds in Southern California

Two more cold fronts will pass through the Northwest U.S. this week with heavy mountain snow continuing across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain across the Northeast U.S. today. High winds could blow down trees and power lines in the mountains of southern California this evening through Thursday. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

37°F

3°C

Humidity 69%
Wind Speed S 9 MPH
Barometer 29.69 in (1005.42 mb)
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill30°F (-1°C)
Last update 07 Jan 01:55 PM PST
Extended Forecast for

8 Miles SW Sisters OR

Winter Storm Warning January 7, 02:25pm until January 8, 04:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning January 7, 02:25pm until January 8, 04:00pm

    NOW until 4:00pm Thu

    Winter Storm Warning

  • This Afternoon

    High: 32 °F

    Heavy Snow

  • Tonight

    Tonight: Snow.  Low around 19. West wind around 7 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 19 °F

    Snow

  • Thursday

    Thursday: Snow likely, mainly before 4pm.  Mostly cloudy, with a high near 30. West wind around 7 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 30 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of snow before 10pm.  Mostly cloudy, with a low around 21. Light southwest wind.

    Low: 21 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 40. Calm wind.

    High: 40 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Snow. The snow could be heavy at times. High near 32. West wind around 13 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 3 to 7 inches possible.
Tonight
Snow. Low around 19. West wind around 7 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow likely, mainly before 4pm. Mostly cloudy, with a high near 30. West wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday Night
A 30 percent chance of snow before 10pm. Mostly cloudy, with a low around 21. Light southwest wind.
Friday
Mostly sunny, with a high near 40. Calm wind.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Partly sunny, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
Partly sunny, with a high near 44.
Sunday Night
Partly cloudy, with a low around 29.
Monday
A slight chance of rain. Partly sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SW Sisters OR
 44.19°N 121.64°W (Elev. 4800 ft)
1:31 pm PST Jan 7, 2026
2pm PST Jan 7, 2026-6pm PST Jan 13, 2026
 
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Additional Resources

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