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

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Current conditions at

SAC NWR (NWRC1)

Lat: 39.41722°NLon: 122.1825°WElev: 120.0ft.

NA

55°F

13°C

Humidity 79%
Wind Speed E 1 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 20 Jan 03:29 PM PST
Extended Forecast for

8 Miles NE Williams CA

  • Tonight

    Tonight: Widespread dense fog before 3am, then widespread dense fog after 4am.  Otherwise, cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Dense Fog

  • Wednesday

    Wednesday: Widespread dense fog before 11am.  Otherwise, cloudy, with a high near 53. Calm wind.

    High: 53 °F

    Dense Fog
    then Cloudy

  • Wednesday Night

    Wednesday Night: Cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 61. Light and variable wind.

    High: 61 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread dense fog before 3am, then widespread dense fog after 4am. Otherwise, cloudy, with a low around 44. Calm wind.
Wednesday
Widespread dense fog before 11am. Otherwise, cloudy, with a high near 53. Calm wind.
Wednesday Night
Cloudy, with a low around 47. Calm wind.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 61. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 43. Calm wind.
Friday
Mostly sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly cloudy, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Partly sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Mostly cloudy, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NE Williams CA
 39.25°N 122.07°W (Elev. 49 ft)
1:26 pm PST Jan 20, 2026
4pm 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