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

44°F

7°C

Humidity 92%
Wind Speed NNW 8 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 10 Dec 10:06 PM PST
Extended Forecast for

6 Miles N Mazama WA

  • Tonight

    Tonight: Snow, possibly mixed with rain, becoming all snow after 2am.  Low around 28. Windy, with a west wind 22 to 25 mph, with gusts as high as 40 mph.  Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 28 °F

    Rain/Snow and
    Windy

  • Thursday

    Thursday: Snow likely, mainly before 7am.  Partly sunny, with a high near 32. Northwest wind 9 to 15 mph, with gusts as high as 26 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Snow Likely
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of snow.  Mostly cloudy, with a temperature rising to around 31 by 5am. Northwest wind around 8 mph.  New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow

  • Friday

    Friday: Snow likely.  Mostly cloudy, with a high near 35. West wind 7 to 9 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Snow Likely

  • Friday Night

    Friday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 31. West wind around 10 mph.  Little or no snow accumulation expected.

    Low: 31 °F

    Chance Snow

  • Saturday

    Saturday: A slight chance of snow before 1pm, then a chance of rain.  Partly sunny, with a high near 36. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 36 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow before 10pm, then snow.  Low around 30. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Chance
    Rain/Snow
    then Snow

  • Sunday

    Sunday: Snow.  High near 33. Chance of precipitation is 80%.

    High: 33 °F

    Snow

  • Sunday Night

    Sunday Night: Snow likely.  Mostly cloudy, with a low around 31. Chance of precipitation is 60%.

    Low: 31 °F

    Snow Likely

Detailed Forecast

Tonight
Snow, possibly mixed with rain, becoming all snow after 2am. Low around 28. Windy, with a west wind 22 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.
Thursday
Snow likely, mainly before 7am. Partly sunny, with a high near 32. Northwest wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a temperature rising to around 31 by 5am. Northwest wind around 8 mph. New snow accumulation of less than a half inch possible.
Friday
Snow likely. Mostly cloudy, with a high near 35. West wind 7 to 9 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 31. West wind around 10 mph. Little or no snow accumulation expected.
Saturday
A slight chance of snow before 1pm, then a chance of rain. Partly sunny, with a high near 36. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday Night
A chance of rain and snow before 10pm, then snow. Low around 30. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Sunday
Snow. High near 33. Chance of precipitation is 80%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.
Monday
Snow likely before 10am, then rain and snow. High near 32. Chance of precipitation is 90%.
Monday Night
Snow. Low around 26. Chance of precipitation is 90%.
Tuesday
Snow. High near 28. Chance of precipitation is 90%.
Tuesday Night
Snow. The snow could be heavy at times. Low around 25. Chance of precipitation is 80%.
Wednesday
Snow. The snow could be heavy at times. High near 26. Chance of precipitation is 90%.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Mazama WA
 48.68°N 120.44°W (Elev. 5558 ft)
9:22 pm PST Dec 10, 2025
10pm PST Dec 10, 2025-6pm PST Dec 17, 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