Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Current conditions at

OROVILLE (OVLW1)

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

NA

39°F

4°C

Humidity 87%
Wind Speed E 5 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 07 Dec 10:41 AM PST
Extended Forecast for

29 Miles NNE Mazama WA

  • Today

    Today: Snow likely.  Mostly cloudy, with a high near 27. West wind around 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 2 inches possible.

    High: 27 °F

    Snow Likely

  • Tonight

    Tonight: Snow likely, mainly before 4am.  Mostly cloudy, with a low around 22. West wind around 16 mph, with gusts as high as 33 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 22 °F

    Snow Likely

  • Monday

    Monday: Snow, mainly after 7am. The snow could be heavy at times.  High near 30. Southwest wind 14 to 17 mph, with gusts as high as 29 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 30 °F

    Heavy Snow

  • Monday Night

    Monday Night: Snow. The snow could be heavy at times.  Low around 21. Breezy, with a west wind around 23 mph, with gusts as high as 41 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 21 °F

    Heavy Snow
    and Breezy

  • Tuesday

    Tuesday: Snow likely, mainly after 4pm.  Partly sunny, with a high near 23. Breezy, with a west wind 13 to 18 mph, with gusts as high as 37 mph.  Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 23 °F

    Snow Likely
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow.  Low around 19. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 19 °F

    Snow

  • Wednesday

    Wednesday: Snow.  High near 26. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 26 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 10pm.  Mostly cloudy, with a low around 15. Chance of precipitation is 60%.

    Low: 15 °F

    Snow Likely

  • Thursday

    Thursday: A 40 percent chance of snow.  Mostly cloudy, with a high near 22.

    High: 22 °F

    Chance Snow

Detailed Forecast

Today
Snow likely. Mostly cloudy, with a high near 27. West wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow likely, mainly before 4am. Mostly cloudy, with a low around 22. West wind around 16 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Monday
Snow, mainly after 7am. The snow could be heavy at times. High near 30. Southwest wind 14 to 17 mph, with gusts as high as 29 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 21. Breezy, with a west wind around 23 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Tuesday
Snow likely, mainly after 4pm. Partly sunny, with a high near 23. Breezy, with a west wind 13 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Tuesday Night
Snow. Low around 19. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Wednesday
Snow. High near 26. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 15. Chance of precipitation is 60%.
Thursday
A 40 percent chance of snow. Mostly cloudy, with a high near 22.
Thursday Night
Snow likely. Mostly cloudy, with a low around 17. Chance of precipitation is 60%.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 29.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 24.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
29 Miles NNE Mazama WA
 48.99°N 120.17°W (Elev. 6844 ft)
8:48 am PST Dec 7, 2025
11am PST Dec 7, 2025-6pm PST Dec 13, 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