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

30°F

-1°C

Humidity 76%
Wind Speed SE 9 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Wind Chill22°F (-6°C)
Last update 19 Jan 05:41 PM PST
Extended Forecast for

15 Miles ENE Tonasket WA

Air Stagnation Advisory January 19, 06:46pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 06:46pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Tonight

    Low: 26 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 29. North wind 6 to 13 mph.

    High: 29 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 15. Northwest wind 6 to 8 mph.

    Low: 15 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 24. West wind 5 to 9 mph.

    High: 24 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 17. West wind around 7 mph.

    Low: 17 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 24.

    High: 24 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 22.

    High: 22 °F

    Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a steady temperature around 26. West wind 7 to 10 mph.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 29. North wind 6 to 13 mph.
Tuesday Night
Mostly clear, with a low around 15. Northwest wind 6 to 8 mph.
Wednesday
Partly sunny, with a high near 24. West wind 5 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 17. West wind around 7 mph.
Thursday
Partly sunny, with a high near 24.
Thursday Night
Partly cloudy, with a low around 14.
Friday
Sunny, with a high near 22.
Friday Night
Mostly clear, with a low around 12.
Saturday
Mostly sunny, with a high near 20.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 16.
Sunday
A 30 percent chance of snow. Mostly cloudy, with a high near 22.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 19.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 25.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ENE Tonasket WA
 48.78°N 119.12°W (Elev. 6293 ft)
3:11 pm PST Jan 19, 2026
6pm PST Jan 19, 2026-6pm PST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database