Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

CASHMAN (CHAC1)

Lat: 40.00194°NLon: 120.915°WElev: 4478.0ft.

NA

40°F

4°C

Humidity 66%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 20 Jan 09:47 PM PST
Extended Forecast for

Greenville CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 54. Calm wind.

    High: 54 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 58. Calm wind.

    High: 58 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 24.

    Low: 24 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 30. Calm wind.
Wednesday
Mostly cloudy, with a high near 54. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 34. Calm wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 58. Calm wind.
Thursday Night
Mostly clear, with a low around 27. Calm wind.
Friday
Sunny, with a high near 55.
Friday Night
Clear, with a low around 24.
Saturday
Sunny, with a high near 50.
Saturday Night
Mostly clear, with a low around 22.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville CA
 40.14°N 120.96°W (Elev. 3599 ft)
1:26 pm PST Jan 20, 2026
10pm PST Jan 20, 2026-6pm PST Jan 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database