Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

KNOXVILLE CREEK (KNXC1)

Lat: 38.86194°NLon: 122.41722°WElev: 2200.0ft.

NA

65°F

18°C

Humidity 36%
Wind Speed N 4 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 08 Sep 10:09 PM PDT
Extended Forecast for

3 Miles WSW Hidden Valley Lake CA

  • Tonight

    Tonight: Partly cloudy, with a low around 53. Calm wind becoming north northwest around 5 mph.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 99. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 99 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58. West southwest wind 5 to 8 mph becoming calm  after midnight.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 100. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. West wind 8 to 13 mph becoming light  after midnight. Winds could gust as high as 23 mph.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 95. Light west wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 51. Breezy.

    Low: 51 °F

    Clear and
    Breezy then
    Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 53. Calm wind becoming north northwest around 5 mph.
Wednesday
Mostly sunny and hot, with a high near 99. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 58. West southwest wind 5 to 8 mph becoming calm after midnight.
Thursday
Sunny and hot, with a high near 100. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Mostly clear, with a low around 58. West wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 23 mph.
Friday
Sunny, with a high near 95. Light west wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 85.
Saturday Night
Clear, with a low around 51. Breezy.
Sunday
Sunny, with a high near 84.
Sunday Night
Clear, with a low around 52.
Monday
Sunny, with a high near 85.
Monday Night
Clear, with a low around 52.
Tuesday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Hidden Valley Lake CA
 38.79°N 122.56°W (Elev. 958 ft)
2:55 pm PDT Sep 8, 2026
10pm PDT Sep 8, 2026-6pm PDT Sep 15, 2026
 
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Additional Resources

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Hourly Weather Forecast

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