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

BOONVILLE (BNVC1)

Lat: 38.98736°NLon: 123.34846°WElev: 644.0ft.

NA

52°F

11°C

Humidity 84%
Wind Speed NNW 5 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 21 Jan 10:50 AM PST
Extended Forecast for

Yorkville CA

  • Today

    Today: Cloudy, with a high near 61. East southeast wind around 6 mph.

    High: 61 °F

    Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 45. Light and variable wind.

    Low: 45 °F

    Cloudy

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 62. West wind 5 to 10 mph.

    High: 62 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43. West wind 5 to 8 mph.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 59. Calm wind.

    High: 59 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

Detailed Forecast

Today
Cloudy, with a high near 61. East southeast wind around 6 mph.
Tonight
Cloudy, with a low around 45. Light and variable wind.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 62. West wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 43. West wind 5 to 8 mph.
Friday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 59. Calm wind.
Friday Night
Mostly clear, with a low around 41. Calm wind.
Saturday
Sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Partly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 59.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
A slight chance of drizzle. Partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Yorkville CA
 38.89°N 123.23°W (Elev. 1398 ft)
1:10 am PST Jan 21, 2026
11am PST Jan 21, 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