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

Nevada County Air Park (KGOO)

Lat: 39.224028°NLon: 121.003083°WElev: 3154.0ft.

Clear

54°F

12°C

Humidity 30%
Wind Speed N 0 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 20 Jan 03:35 AM PST
Extended Forecast for

3 Miles WSW Alta Sierra CA

  • Overnight

    Overnight: Partly cloudy, with a low around 42. Light east northeast wind.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Widespread haze between 8am and 9am. Mostly sunny, with a high near 64. Calm wind.

    High: 64 °F

    Haze then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 61. Calm wind.

    High: 61 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 42. Light east northeast wind.
Tuesday
Widespread haze between 8am and 9am. Mostly sunny, with a high near 64. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 46. Calm wind.
Wednesday
Mostly cloudy, with a high near 61. Calm wind.
Wednesday Night
Cloudy, with a low around 46. Calm wind.
Thursday
Partly sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 40.
Friday
Sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 39.
Saturday
Sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Partly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Alta Sierra CA
 39.11°N 121.1°W (Elev. 1781 ft)
2:26 am PST Jan 20, 2026
3am PST Jan 20, 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