Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

OROVILLE (OVLW1)

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

NA

32°F

0°C

Humidity 65%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Last update 21 Jan 02:41 PM PST
Extended Forecast for

24 Miles NNE Mazama WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 20. Northwest wind 7 to 9 mph.

    Low: 20 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 26. West wind 7 to 9 mph.

    High: 26 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 9. Wind chill values as low as -8. Northwest wind 11 to 15 mph.

    Low: 9 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 19. Wind chill values as low as -9. West wind 13 to 16 mph.

    High: 19 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 9. Northwest wind 14 to 17 mph.

    Low: 9 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 24.

    High: 24 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 12.

    Low: 12 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 24.

    High: 24 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 20. Northwest wind 7 to 9 mph.
Thursday
Partly sunny, with a high near 26. West wind 7 to 9 mph.
Thursday Night
Mostly clear, with a low around 9. Wind chill values as low as -8. Northwest wind 11 to 15 mph.
Friday
Sunny, with a high near 19. Wind chill values as low as -9. West wind 13 to 16 mph.
Friday Night
Mostly clear, with a low around 9. Northwest wind 14 to 17 mph.
Saturday
Sunny, with a high near 24.
Saturday Night
Mostly clear, with a low around 12.
Sunday
Sunny, with a high near 24.
Sunday Night
Partly cloudy, with a low around 13.
Monday
Partly sunny, with a high near 25.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
Partly sunny, with a high near 27.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 19.
Wednesday
A 30 percent chance of snow. Partly sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
24 Miles NNE Mazama WA
 48.92°N 120.19°W (Elev. 7779 ft)
1:12 pm PST Jan 21, 2026
3pm PST Jan 21, 2026-6pm PST Jan 28, 2026
 
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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