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

Areas of Severe Thunderstorms and Heat

Scattered severe thunderstorms and excessive rainfall are possible today in the Mid Atlantic, posing a risk for damaging winds and isolated flash flooding. Extreme Heat Warnings are in effect today for northeast Texas into southern Oklahoma and Arkansas. Extreme Heat Warnings are also in effect for the Desert Southwest today into Sunday. Read More >

Current conditions at

SAC NWR (NWRC1)

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

NA

95°F

35°C

Humidity 26%
Wind Speed SSE 4 MPH
Barometer NA
Dewpoint 55°F (13°C)
Visibility NA
Heat Index93°F (34°C)
Last update 20 Aug 03:29 PM PDT
Extended Forecast for

Williams CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 61. Southeast wind 3 to 6 mph.

    Low: 61 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 91. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. South southwest wind 3 to 8 mph. Winds could gust as high as 18 mph.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90. Light and variable wind.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. South southeast wind around 6 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 61. Southeast wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 91. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Friday Night
Mostly clear, with a low around 59. South southwest wind 3 to 8 mph. Winds could gust as high as 18 mph.
Saturday
Sunny, with a high near 90. Light and variable wind.
Saturday Night
Mostly clear, with a low around 59. South southeast wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 60.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Williams CA
 39.15°N 122.13°W (Elev. 72 ft)
Last Update:
2:00 pm PDT Aug 20, 2026
Forecast Valid:
4pm PDT Aug 20, 2026-6pm PDT Aug 27, 2026
 
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Additional Resources

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