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

Tracking Winter Weather and Frigid Temperatures This Weekend

Another clipper will drop into the Northern Plains and Upper Midwest into Sunday with snow and gusty winds contributing to some areas of blizzard conditions and snow squalls. Impactful snowfall will occur up and down the East Coast Sunday extending from the western Florida Panhandle to Maine. Read More >

Hazardous Weather Conditions

Current conditions at

SAC NWR (NWRC1)

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

NA

46°F

8°C

Humidity 100%
Wind Speed NNW 3 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 18 Jan 01:29 AM PST
Extended Forecast for

8 Miles NE Williams CA

Dense Fog Advisory until January 18, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until January 18, 12:00pm

    NOW until 12:00pm Sun

    Dense Fog Advisory

  • Overnight

    Low: 43 °F

    Dense Fog

  • Sunday

    Sunday: Widespread haze before noon. Widespread dense fog before 10am. Otherwise, mostly sunny, with a high near 63. North northwest wind 3 to 5 mph.

    High: 63 °F

    Dense Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Widespread haze after midnight. Patchy dense fog after 1am. Otherwise, partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear
    then Patchy
    Dense Fog

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 64. Calm wind becoming north around 6 mph in the morning.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

Detailed Forecast

Overnight
Widespread haze. Widespread dense fog, mainly after 3am. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Sunday
Widespread haze before noon. Widespread dense fog before 10am. Otherwise, mostly sunny, with a high near 63. North northwest wind 3 to 5 mph.
Sunday Night
Widespread haze after midnight. Patchy dense fog after 1am. Otherwise, partly cloudy, with a low around 41. Calm wind.
M.L.King Day
Sunny, with a high near 64. Calm wind becoming north around 6 mph in the morning.
Monday Night
Partly cloudy, with a low around 39. Calm wind.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
Partly sunny, with a high near 59.
Wednesday Night
Mostly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Partly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NE Williams CA
 39.25°N 122.07°W (Elev. 49 ft)
Last Update:
1:21 am PST Jan 18, 2026
Forecast Valid:
2am PST Jan 18, 2026-6pm PST Jan 24, 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

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Chance of Precipitation