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

SAC NWR (NWRC1)

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

NA

73°F

23°C

Humidity 50%
Wind Speed S 7 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 01 Sep 02:29 PM PDT
Extended Forecast for

Williams CA

  • Tonight

    Tonight: Partly cloudy, with a low around 54. South southeast wind 7 to 9 mph, with gusts as high as 22 mph.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 74. South southeast wind 5 to 10 mph, with gusts as high as 22 mph.

    High: 74 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 4am. Increasing clouds, with a low around 56. South southwest wind 7 to 9 mph, with gusts as high as 22 mph.

    Low: 56 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Cloudy, then gradually becoming mostly sunny, with a high near 72. South southeast wind 9 to 11 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 72 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51. South wind 5 to 10 mph becoming light south southwest after midnight. Winds could gust as high as 21 mph.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 53.

    Low: 53 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 54. South southeast wind 7 to 9 mph, with gusts as high as 22 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 74. South southeast wind 5 to 10 mph, with gusts as high as 22 mph.
Wednesday Night
A 20 percent chance of rain after 4am. Increasing clouds, with a low around 56. South southwest wind 7 to 9 mph, with gusts as high as 22 mph.
Thursday
A 40 percent chance of rain. Cloudy, then gradually becoming mostly sunny, with a high near 72. South southeast wind 9 to 11 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Partly cloudy, with a low around 51. South wind 5 to 10 mph becoming light south southwest after midnight. Winds could gust as high as 21 mph.
Friday
Sunny, with a high near 75.
Friday Night
Clear, with a low around 53.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny, with a high near 81.
Sunday Night
Clear, with a low around 54.
Labor Day
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Williams CA
 39.15°N 122.16°W (Elev. 95 ft)
Last Update:
2:01 pm PDT Sep 1, 2026
Forecast Valid:
3pm PDT Sep 1, 2026-6pm PDT Sep 8, 2026
 
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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