Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Current conditions at

OROVILLE (OVLW1)

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

NA

23°F

-5°C

Humidity 92%
Wind Speed SSE 1 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Last update 01 Jan 06:41 AM PST
Extended Forecast for

30 Miles NNE Mazama WA

Air Stagnation Advisory until January 1, 12:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory until January 1, 12:00pm

    NOW until 12:00pm Thu

    Air Stagnation Advisory

  • New Year's Day

    High: 30 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tonight

    Tonight: A 50 percent chance of snow, mainly after 7pm.  Mostly cloudy, with a low around 23. Southwest wind around 8 mph.  New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow

  • Friday

    Friday: A 50 percent chance of snow.  Mostly cloudy, with a high near 28. West wind around 8 mph.  New snow accumulation of less than a half inch possible.

    High: 28 °F

    Chance Snow

  • Friday Night

    Friday Night: Snow likely, mainly after 10pm.  Mostly cloudy, with a low around 24. Southwest wind around 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Snow Likely

  • Saturday

    Saturday: Snow.  High near 30. Southwest wind around 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 30 °F

    Snow

  • Saturday Night

    Saturday Night: Snow.  Low around 23. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 23 °F

    Snow

  • Sunday

    Sunday: Snow.  High near 24. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 24 °F

    Snow

  • Sunday Night

    Sunday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 17.

    Low: 17 °F

    Chance Snow

Detailed Forecast

New Year's Day
A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 30. Southwest wind 6 to 10 mph.
Tonight
A 50 percent chance of snow, mainly after 7pm. Mostly cloudy, with a low around 23. Southwest wind around 8 mph. New snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 28. West wind around 8 mph. New snow accumulation of less than a half inch possible.
Friday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around 24. Southwest wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday
Snow. High near 30. Southwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Saturday Night
Snow. Low around 23. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Sunday
Snow. High near 24. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 17.
Monday
A 40 percent chance of snow. Mostly cloudy, with a high near 22.
Monday Night
A 30 percent chance of snow, mainly before 4am. Mostly cloudy, with a low around 14.
Tuesday
A 40 percent chance of snow. Mostly cloudy, with a high near 24.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 17. Chance of precipitation is 60%.
Wednesday
Snow likely. Mostly cloudy, with a high near 23. Chance of precipitation is 60%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
30 Miles NNE Mazama WA
 48.99°N 120.14°W (Elev. 7201 ft)
7:27 am PST Jan 1, 2026
7am PST Jan 1, 2026-6pm PST Jan 7, 2026
 
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Additional Resources

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