Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

OROVILLE (OVLW1)

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

NA

31°F

-1°C

Humidity 80%
Wind Speed SE 5 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill26°F (-3°C)
Last update 19 Jan 01:41 PM PST
Extended Forecast for

24 Miles NNE Mazama WA

Air Stagnation Advisory January 19, 02:22pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 02:22pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • M.L.King Day

    High: 36 °F

    Sunny

  • Tonight

    Tonight: Clear, then becoming mostly cloudy toward daybreak, with a low around 23. Blustery, with a northwest wind 14 to 22 mph.

    Low: 23 °F

    Mostly Clear
    then Partly
    Cloudy and
    Blustery

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30. Northwest wind 7 to 15 mph.

    High: 30 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 19. West wind 9 to 11 mph.

    Low: 19 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 29. West wind 6 to 10 mph.

    High: 29 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Thursday Night

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

    Low: 12 °F

    Partly Cloudy

Detailed Forecast

M.L.King Day
Sunny, with a high near 36. Northwest wind around 8 mph.
Tonight
Clear, then becoming mostly cloudy toward daybreak, with a low around 23. Blustery, with a northwest wind 14 to 22 mph.
Tuesday
Mostly sunny, with a high near 30. Northwest wind 7 to 15 mph.
Tuesday Night
Mostly clear, with a low around 19. West wind 9 to 11 mph.
Wednesday
Mostly sunny, with a high near 29. West wind 6 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 17.
Thursday
Partly sunny, with a high near 26.
Thursday Night
Partly cloudy, with a low around 12.
Friday
Mostly sunny, with a high near 22.
Friday Night
Partly cloudy, with a low around 12.
Saturday
A 20 percent chance of snow. Mostly sunny, with a high near 23.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 15.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 23.
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ABOUT THIS FORECAST

 
Point Forecast:
24 Miles NNE Mazama WA
 48.92°N 120.19°W (Elev. 7779 ft)
1:31 pm PST Jan 19, 2026
2pm PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database