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

30°F

-1°C

Humidity 77%
Wind Speed WNW 4 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Wind Chill26°F (-3°C)
Last update 20 Jan 07:41 PM PST
Extended Forecast for

28 Miles NNE Mazama WA

  • Tonight

    Tonight: Mostly clear, with a low around 17. Northwest wind 6 to 8 mph.

    Low: 17 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 28. North wind around 7 mph.

    High: 28 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 16. West wind around 6 mph.

    Low: 16 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 26. West wind around 7 mph.

    High: 26 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 8. West wind 6 to 8 mph.

    Low: 8 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 18.

    High: 18 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 9.

    Low: 9 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 17. Northwest wind 6 to 8 mph.
Wednesday
Partly sunny, with a high near 28. North wind around 7 mph.
Wednesday Night
Mostly cloudy, with a low around 16. West wind around 6 mph.
Thursday
Mostly sunny, with a high near 26. West wind around 7 mph.
Thursday Night
Partly cloudy, with a low around 8. West wind 6 to 8 mph.
Friday
Sunny, with a high near 18.
Friday Night
Mostly clear, with a low around 9.
Saturday
Mostly sunny, with a high near 25.
Saturday Night
Partly cloudy, with a low around 12.
Sunday
Partly sunny, with a high near 24.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 16.
Monday
A 30 percent chance of snow. Mostly cloudy, with a high near 25.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 16.
Tuesday
A 20 percent chance of snow. Partly sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
28 Miles NNE Mazama WA
 48.98°N 120.2°W (Elev. 7188 ft)
3:02 pm PST Jan 20, 2026
8pm PST Jan 20, 2026-6pm PST Jan 27, 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