Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Hazardous Weather Conditions

Current conditions at

SAC NWR (NWRC1)

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

NA

84°F

29°C

Humidity 45%
Wind Speed S 6 MPH
Barometer NA
Dewpoint 60°F (16°C)
Visibility NA
Heat Index84°F (29°C)
Last update 08 Aug 10:29 AM PDT
Extended Forecast for

4 Miles W Williams CA

Heat Advisory August 8, 11:27am until August 9, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 8, 11:27am until August 9, 10:00pm

    NOW until 10:00pm Sun

    Heat Advisory

  • Today

    High: 103 °F

    Hot

  • Tonight

    Tonight: Clear, with a low around 67. South southeast wind around 5 mph becoming calm  in the evening.

    Low: 67 °F

    Clear

  • Sunday

    Sunday: Patchy smoke after 1pm. Sunny and hot, with a high near 101. Calm wind becoming southeast 5 to 7 mph in the afternoon.

    High: 101 °F

    Sunny then
    Patchy Smoke

  • Sunday Night

    Sunday Night: Clear, with a low around 66. South wind 5 to 7 mph becoming calm  in the evening.

    Low: 66 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 97. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Today
Sunny and hot, with a high near 103. Heat index values as high as 106. East southeast wind 3 to 6 mph.
Tonight
Clear, with a low around 67. South southeast wind around 5 mph becoming calm in the evening.
Sunday
Patchy smoke after 1pm. Sunny and hot, with a high near 101. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Sunday Night
Clear, with a low around 66. South wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny and hot, with a high near 97. Calm wind becoming southeast around 6 mph in the afternoon.
Monday Night
Clear, with a low around 63.
Tuesday
Sunny, with a high near 94.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Sunny, with a high near 95.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 91.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Williams CA
 39.14°N 122.22°W (Elev. 121 ft)
11:06 am PDT Aug 8, 2026
11am PDT Aug 8, 2026-6pm PDT Aug 14, 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