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

31°F

-1°C

Humidity 68%
Wind Speed NW 7 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Wind Chill24°F (-4°C)
Last update 21 Jan 09:41 AM PST
Extended Forecast for

30 Miles NNE Mazama WA

  • Today

    Today: Mostly sunny, with a high near 30. West wind around 7 mph.

    High: 30 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 19. Northwest wind around 7 mph.

    Low: 19 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 27. West wind around 7 mph.

    High: 27 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 7. Wind chill values as low as -7. West wind 7 to 10 mph.

    Low: 7 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 17. Northwest wind around 11 mph, with gusts as high as 21 mph.

    High: 17 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 8.

    Low: 8 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 12 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 30. West wind around 7 mph.
Tonight
Mostly cloudy, with a low around 19. Northwest wind around 7 mph.
Thursday
Mostly sunny, with a high near 27. West wind around 7 mph.
Thursday Night
Mostly clear, with a low around 7. Wind chill values as low as -7. West wind 7 to 10 mph.
Friday
Sunny, with a high near 17. Northwest wind around 11 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 8.
Saturday
Mostly sunny, with a high near 24.
Saturday Night
Partly cloudy, with a low around 12.
Sunday
Mostly sunny, with a high near 26.
Sunday Night
A 20 percent chance of snow after 10pm. Partly cloudy, with a low around 15.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 26.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 17.
Tuesday
A 10 percent chance of snow. Partly sunny, with a high near 28.
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ABOUT THIS FORECAST

 
Point Forecast:
30 Miles NNE Mazama WA
 48.99°N 120.14°W (Elev. 7201 ft)
8:52 am PST Jan 21, 2026
10am PST Jan 21, 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