Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

SAC NWR (NWRC1)

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

NA

97°F

36°C

Humidity 20%
Wind Speed SSE 5 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Heat Index94°F (34°C)
Last update 26 Aug 04:29 PM PDT
Extended Forecast for

8 Miles ENE Williams CA

  • Tonight

    Tonight: Mostly clear, with a low around 61. Light and variable wind.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds and hot, with a high near 97. Calm wind becoming south around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 64. South southeast wind 3 to 6 mph.

    Low: 64 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of rain before 11am.  Cloudy through mid morning, then gradual clearing, with a high near 91. Light south southeast wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 91 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. South southeast wind 5 to 10 mph becoming light  after midnight. Winds could gust as high as 21 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 53.

    Low: 53 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 61. Light and variable wind.
Thursday
Increasing clouds and hot, with a high near 97. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 64. South southeast wind 3 to 6 mph.
Friday
A 20 percent chance of rain before 11am. Cloudy through mid morning, then gradual clearing, with a high near 91. Light south southeast wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around 58. South southeast wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 21 mph.
Saturday
Sunny, with a high near 92.
Saturday Night
Clear, with a low around 54.
Sunday
Sunny, with a high near 89.
Sunday Night
Clear, with a low around 53.
Monday
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 80.
Tuesday Night
A slight chance of rain. Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles ENE Williams CA
 39.22°N 122°W (Elev. 59 ft)
2:00 pm PDT Aug 26, 2026
5pm PDT Aug 26, 2026-6pm PDT Sep 2, 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