National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Hazardous Weather Conditions

Current conditions at

CASHMAN (CHAC1)

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

NA

43°F

6°C

Humidity 79%
Wind Speed SE 5 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Wind Chill40°F (4°C)
Last update 02 Jan 05:47 AM PST
Extended Forecast for

7 Miles WSW Greenville CA

Winter Storm Warning January 2, 10:00pm until January 5, 04:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Today

    Today: A slight chance of rain between 1pm and 3pm. Mostly cloudy, with a high near 40. South wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 20%. New precipitation amounts of less than a tenth of an inch possible.

    High: 40 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tonight

    Tonight: Rain. Low around 37. South wind 15 to 17 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 37 °F

    Rain Likely
    then Rain

  • Saturday

    Saturday: Rain before 1pm, then rain and snow. High near 39. South wind around 14 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 39 °F

    Rain then
    Rain/Snow

  • Saturday Night

    Saturday Night: Rain and snow. Low around 34. South wind 16 to 18 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Rain/Snow

  • Sunday

    Sunday: Rain and snow, becoming all snow after 10am. The snow could be heavy at times. High near 36. South southwest wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 36 °F

    Rain/Snow
    then Heavy
    Snow

  • Sunday Night

    Sunday Night: Snow. Low around 33. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 33 °F

    Snow

  • Monday

    Monday: Snow. High near 34. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 34 °F

    Snow

  • Monday Night

    Monday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Snow Likely

  • Tuesday

    Tuesday: A slight chance of snow before 10am. Partly sunny, with a high near 37.

    High: 37 °F

    Slight Chance
    Snow then
    Partly Sunny

Detailed Forecast

Today
A slight chance of rain between 1pm and 3pm. Mostly cloudy, with a high near 40. South wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 20%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 37. South wind 15 to 17 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Saturday
Rain before 1pm, then rain and snow. High near 39. South wind around 14 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Saturday Night
Rain and snow. Low around 34. South wind 16 to 18 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Sunday
Rain and snow, becoming all snow after 10am. The snow could be heavy at times. High near 36. South southwest wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Sunday Night
Snow. Low around 33. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday
Snow. High near 34. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Monday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 30.
Tuesday
A slight chance of snow before 10am. Partly sunny, with a high near 37.
Tuesday Night
A slight chance of snow after 10pm. Mostly cloudy, with a low around 32.
Wednesday
A chance of snow. Mostly cloudy, with a high near 35.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 21.
Thursday
A chance of snow. Mostly sunny, with a high near 34.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Greenville CA
 40.08°N 121.06°W (Elev. 5430 ft)
Last Update:
1:21 am PST Jan 2, 2026
Forecast Valid:
6am PST Jan 2, 2026-6pm PST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation