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

GERBER RESERVOIR (GRBO3)

Lat: 42.20597°NLon: 121.13806°WElev: 4950.0ft.

NA

51°F

11°C

Humidity 33%
Wind Speed WNW 2 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 19 Jan 12:45 PM PST
Extended Forecast for

11 Miles NE Bonanza OR

Air Stagnation Advisory January 19, 01:45pm until January 21, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 01:45pm until January 21, 04:00pm

    NOW until 4:00pm Wed

    Air Stagnation Advisory

  • M.L.King Day

    High: 47 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 32. East southeast wind 3 to 6 mph.

    Low: 32 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48. Light southeast wind.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 32. Light east southeast wind.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 47. East wind 3 to 5 mph.

    High: 47 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

M.L.King Day
Sunny, with a high near 47. East northeast wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 32. East southeast wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 48. Light southeast wind.
Tuesday Night
Partly cloudy, with a low around 32. Light east southeast wind.
Wednesday
Partly sunny, with a high near 47. East wind 3 to 5 mph.
Wednesday Night
Mostly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 43.
Thursday Night
Partly cloudy, with a low around 28.
Friday
Mostly sunny, with a high near 36.
Friday Night
Mostly clear, with a low around 28.
Saturday
Mostly sunny, with a high near 40.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Partly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NE Bonanza OR
 42.33°N 121.26°W (Elev. 6604 ft)
1:26 pm PST Jan 19, 2026
1pm 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