National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

48°F

9°C

Humidity 61%
Wind Speed SSW 19 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 35°F (2°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 06 Dec 12:55 PM PST
Extended Forecast for

Mt Jefferson OR

  • This Afternoon

    This Afternoon: Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 25. Breezy, with a west wind around 29 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 4 to 8 inches possible.

    High: 25 °F

    Heavy Snow
    and Breezy

  • Tonight

    Tonight: Snow, mainly after 1am. The snow could be heavy at times. Low around 25. Breezy, with a southwest wind 20 to 22 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    Low: 25 °F

    Snow Likely
    and Breezy
    then Heavy
    Snow

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 31. Windy, with a west wind around 31 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.

    High: 31 °F

    Heavy Snow
    and Windy

  • Sunday Night

    Sunday Night: Snow. The snow could be heavy at times. Low around 29. Windy, with a west wind around 33 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 29 °F

    Heavy Snow
    and Windy

  • Monday

    Monday: Snow. High near 34. Windy, with a southwest wind 33 to 36 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 34 °F

    Snow and
    Windy

  • Monday Night

    Monday Night: Snow. The snow could be heavy at times. Low around 30. Very windy. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 30 °F

    Heavy Snow
    and Very
    Windy

  • Tuesday

    Tuesday: Snow. High near 37. Windy. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 37 °F

    Snow and
    Windy

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times. Low around 30. Very windy. Chance of precipitation is 100%.

    Low: 30 °F

    Heavy Snow
    and Very
    Windy

  • Wednesday

    Wednesday: Snow. High near 35. Windy. Chance of precipitation is 90%.

    High: 35 °F

    Snow and
    Windy

Detailed Forecast

This Afternoon
Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 25. Breezy, with a west wind around 29 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 4 to 8 inches possible.
Tonight
Snow, mainly after 1am. The snow could be heavy at times. Low around 25. Breezy, with a southwest wind 20 to 22 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Sunday
Snow. The snow could be heavy at times. High near 31. Windy, with a west wind around 31 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.
Sunday Night
Snow. The snow could be heavy at times. Low around 29. Windy, with a west wind around 33 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Monday
Snow. High near 34. Windy, with a southwest wind 33 to 36 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Monday Night
Snow. The snow could be heavy at times. Low around 30. Very windy. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Tuesday
Snow. High near 37. Windy. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Tuesday Night
Snow. The snow could be heavy at times. Low around 30. Very windy. Chance of precipitation is 100%.
Wednesday
Snow. High near 35. Windy. Chance of precipitation is 90%.
Wednesday Night
Snow. Mostly cloudy, with a low around 30. Windy.
Thursday
Snow likely. Mostly cloudy, with a high near 33. Breezy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 30.
Friday
A chance of snow. Partly sunny, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mt Jefferson OR
 44.67°N 121.81°W (Elev. 9183 ft)
Last Update:
1:30 pm PST Dec 6, 2025
Forecast Valid:
2pm PST Dec 6, 2025-6pm PST Dec 12, 2025
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation