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 78%
Wind Speed SE 5 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Wind Chill25°F (-4°C)
Last update 19 Jan 04:41 PM PST
Extended Forecast for

11 Miles WNW Tonasket WA

Air Stagnation Advisory January 19, 05:10pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 05:10pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Tonight

    Low: 25 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 37. North wind around 6 mph becoming calm  in the afternoon.

    High: 37 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 23. Northwest wind around 5 mph.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 34. North wind around 5 mph becoming calm  in the morning.

    High: 34 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 23. Light northwest wind.

    Low: 23 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 33.

    High: 33 °F

    Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. Light and variable wind becoming northeast around 6 mph after midnight.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 37. North wind around 6 mph becoming calm in the afternoon.
Tuesday Night
Mostly clear, with a low around 23. Northwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 34. North wind around 5 mph becoming calm in the morning.
Wednesday Night
Mostly cloudy, with a low around 23. Light northwest wind.
Thursday
Partly sunny, with a high near 34.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Sunny, with a high near 33.
Friday Night
Mostly clear, with a low around 20.
Saturday
Mostly sunny, with a high near 32.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 23.
Sunday
A 20 percent chance of snow. Mostly cloudy, with a high near 33.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 25.
Monday
Partly sunny, with a high near 35.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WNW Tonasket WA
 48.8°N 119.64°W (Elev. 2375 ft)
3:11 pm PST Jan 19, 2026
5pm 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

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