Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

NCSB (NCSW1)

Lat: 48.42528°NLon: 120.14194°WElev: 1697.0ft.

NA

37°F

3°C

Humidity 95%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 10 Dec 12:06 PM PST
Extended Forecast for

18 Miles NNW Mazama WA

  • This Afternoon

    This Afternoon: Snow. The snow could be heavy at times.  High near 32. West wind around 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 100%. Total daytime snow accumulation of 8 to 12 inches possible.

    High: 32 °F

    Heavy Snow

  • Tonight

    Tonight: Snow. The snow could be heavy at times.  Low around 21. Windy, with a west wind 13 to 18 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 41 mph.  Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    Low: 21 °F

    Heavy Snow
    and Windy

  • Thursday

    Thursday: Snow before 10am, then a chance of snow after 4pm.  Steady temperature around 22. Breezy, with a west wind 14 to 22 mph.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 22 °F

    Snow and
    Breezy then
    Chance Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly after 10pm.  Mostly cloudy, with a low around 21. West wind around 11 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 21 °F

    Snow Likely

  • Friday

    Friday: Snow.  High near 27. West wind around 14 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 27 °F

    Snow

  • Friday Night

    Friday Night: Snow likely, mainly before 10pm.  Mostly cloudy, with a low around 26. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 26 °F

    Snow Likely

  • Saturday

    Saturday: A 40 percent chance of snow.  Mostly cloudy, with a high near 27. New snow accumulation of less than a half inch possible.

    High: 27 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly after 10pm.  Mostly cloudy, with a low around 25. Breezy.  Chance of precipitation is 60%.

    Low: 25 °F

    Snow Likely
    and Breezy

  • Sunday

    Sunday: Snow likely.  Mostly cloudy, with a high near 27. Breezy.  Chance of precipitation is 70%.

    High: 27 °F

    Snow Likely
    and Breezy

Detailed Forecast

This Afternoon
Snow. The snow could be heavy at times. High near 32. West wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 8 to 12 inches possible.
Tonight
Snow. The snow could be heavy at times. Low around 21. Windy, with a west wind 13 to 18 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Thursday
Snow before 10am, then a chance of snow after 4pm. Steady temperature around 22. Breezy, with a west wind 14 to 22 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Thursday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around 21. West wind around 11 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
Snow. High near 27. West wind around 14 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 26. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 27. New snow accumulation of less than a half inch possible.
Saturday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around 25. Breezy. Chance of precipitation is 60%.
Sunday
Snow likely. Mostly cloudy, with a high near 27. Breezy. Chance of precipitation is 70%.
Sunday Night
Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 26. Breezy. Chance of precipitation is 70%.
Monday
Snow. The snow could be heavy at times. High near 28. Breezy. Chance of precipitation is 90%.
Monday Night
Snow. The snow could be heavy at times. Low around 23. Windy. Chance of precipitation is 90%.
Tuesday
Snow. High near 24. Windy. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mazama WA
 48.86°N 120.52°W (Elev. 7552 ft)
9:59 am PST Dec 10, 2025
1pm PST Dec 10, 2025-6pm PST Dec 16, 2025
 
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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