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 96%
Wind Speed NW 2 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 10 Dec 10:41 PM PST
Extended Forecast for

27 Miles NNE Mazama WA

  • Tonight

    Tonight: Snow. Low around 23. Windy, with a west wind 22 to 29 mph, with gusts as high as 46 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Snow and
    Windy

  • Thursday

    Thursday: Snow likely before 7am, then a slight chance of snow after 4pm. Partly sunny, with a high near 27. Breezy, with a west wind 9 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 27 °F

    Snow Likely
    and Breezy
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of snow, mainly after 10pm. Mostly cloudy, with a temperature rising to around 26 by 5am. West wind around 9 mph. New snow accumulation of less than a half inch possible.

    Low: 21 °F⇑

    Chance Snow

  • Friday

    Friday: A 50 percent chance of snow. Mostly cloudy, with a high near 30. West wind around 10 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.

    High: 30 °F

    Chance Snow

  • Friday Night

    Friday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 27. West wind 10 to 13 mph. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow

  • Saturday

    Saturday: A 20 percent chance of snow. Partly sunny, with a high near 33.

    High: 33 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: A 50 percent chance of snow, mainly after 10pm. Mostly cloudy, with a low around 26. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance Snow

  • Sunday

    Sunday: Snow likely. Mostly cloudy, with a high near 29. Chance of precipitation is 70%.

    High: 29 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Snow likely. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.

    Low: 25 °F

    Snow Likely

Detailed Forecast

Tonight
Snow. Low around 23. Windy, with a west wind 22 to 29 mph, with gusts as high as 46 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 3 inches possible.
Thursday
Snow likely before 7am, then a slight chance of snow after 4pm. Partly sunny, with a high near 27. Breezy, with a west wind 9 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
A 50 percent chance of snow, mainly after 10pm. Mostly cloudy, with a temperature rising to around 26 by 5am. West wind around 9 mph. New snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 30. West wind around 10 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 27. West wind 10 to 13 mph. New snow accumulation of less than a half inch possible.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 33.
Saturday Night
A 50 percent chance of snow, mainly after 10pm. Mostly cloudy, with a low around 26. New snow accumulation of less than a half inch possible.
Sunday
Snow likely. Mostly cloudy, with a high near 29. Chance of precipitation is 70%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Monday
Snow. High near 29. Chance of precipitation is 80%.
Monday Night
Snow. Low around 21. Breezy. Chance of precipitation is 90%.
Tuesday
Snow. The snow could be heavy at times. High near 24. Chance of precipitation is 80%.
Tuesday Night
Snow. The snow could be heavy at times. Low around 18. Breezy. Chance of precipitation is 80%.
Wednesday
Snow. High near 21. Chance of precipitation is 80%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
27 Miles NNE Mazama WA
 48.95°N 120.13°W (Elev. 6991 ft)
Last Update:
9:22 pm PST Dec 10, 2025
Forecast Valid:
11pm 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