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

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

OROVILLE (OVLW1)

Lat: 48.96311°NLon: 119.49161°WElev: 1450.0ft.

NA

41°F

5°C

Humidity 95%
Wind Speed WNW 10 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 10 Dec 07:41 PM PST
Extended Forecast for

24 Miles NNE Mazama WA

  • Tonight

    Tonight: Snow, possibly mixed with rain, becoming all snow after 9pm. Low around 23. Windy, with a west wind 21 to 28 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Rain/Snow and
    Breezy then
    Snow and
    Windy

  • Thursday

    Thursday: Snow likely before 7am, then a slight chance of snow after 4pm. Mostly cloudy, with a high near 27. West wind 9 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 27 °F

    Snow Likely
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: Snow likely, mainly after 10pm. Mostly cloudy, with a temperature rising to around 27 by 5am. West wind around 8 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 22 °F⇑

    Snow Likely

  • Friday

    Friday: Snow likely. Mostly cloudy, with a high near 31. West wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Snow Likely

  • Friday Night

    Friday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 28. West wind around 10 mph, with gusts as high as 21 mph. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance Snow

  • Saturday

    Saturday: A 30 percent chance of snow, mainly before 10am. Partly sunny, with a high near 34. Little or no snow accumulation expected.

    High: 34 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 27. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow

  • Sunday

    Sunday: Snow likely. Mostly cloudy, with a high near 30. Chance of precipitation is 70%.

    High: 30 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.

    Low: 26 °F

    Snow Likely

Detailed Forecast

Tonight
Snow, possibly mixed with rain, becoming all snow after 9pm. Low around 23. Windy, with a west wind 21 to 28 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
Thursday
Snow likely before 7am, then a slight chance of snow after 4pm. Mostly cloudy, with a high near 27. West wind 9 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a temperature rising to around 27 by 5am. West wind around 8 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
Snow likely. Mostly cloudy, with a high near 31. West wind 9 to 11 mph, with gusts as high as 21 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 28. West wind around 10 mph, with gusts as high as 21 mph. New snow accumulation of less than a half inch possible.
Saturday
A 30 percent chance of snow, mainly before 10am. Partly sunny, with a high near 34. Little or no snow accumulation expected.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 27. New snow accumulation of less than a half inch possible.
Sunday
Snow likely. Mostly cloudy, with a high near 30. Chance of precipitation is 70%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Monday
Snow. The snow could be heavy at times. High near 31. Chance of precipitation is 80%.
Monday Night
Snow. The snow could be heavy at times. Low around 21. Chance of precipitation is 90%.
Tuesday
Snow. The snow could be heavy at times. High near 25. Chance of precipitation is 80%.
Tuesday Night
Snow. The snow could be heavy at times. Low around 19. Chance of precipitation is 80%.
Wednesday
Snow. High near 22. Chance of precipitation is 80%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
24 Miles NNE Mazama WA
 48.94°N 120.22°W (Elev. 6598 ft)
Last Update:
5:37 pm PST Dec 10, 2025
Forecast Valid:
8pm PST Dec 10, 2025-6pm PST Dec 17, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation