Check Water Temperatures Before Your River Visit

Water temperatures below 70 degrees causes you to lose breathing & muscle control which can lead to drowning. The colder the water the more extreme the impacts. Enjoy the river by staying dry when water is cold. Read More >

Current conditions at

KNOXVILLE CREEK (KNXC1)

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

NA

79°F

26°C

Humidity 32%
Wind Speed NNE 6 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Heat Index79°F (26°C)
Last update 21 May 10:09 AM PDT
Extended Forecast for

Hidden Valley Lake CA

  • Today

    Today: Sunny, with a high near 91. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 91 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 54. Southwest wind 6 to 11 mph becoming light and variable  after midnight.

    Low: 54 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 90. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 50. Southwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82. Calm wind becoming south southwest 5 to 9 mph in the afternoon.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48. South southwest wind 5 to 10 mph becoming light west southwest  in the evening. Winds could gust as high as 18 mph.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 91. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tonight
Clear, with a low around 54. Southwest wind 6 to 11 mph becoming light and variable after midnight.
Friday
Sunny, with a high near 90. Calm wind becoming south southwest 5 to 8 mph in the afternoon.
Friday Night
Mostly clear, with a low around 50. Southwest wind 5 to 9 mph becoming calm in the evening.
Saturday
Sunny, with a high near 82. Calm wind becoming south southwest 5 to 9 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 48. South southwest wind 5 to 10 mph becoming light west southwest in the evening. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 48.
Memorial Day
Sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 47. Breezy.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Hidden Valley Lake CA
 38.8°N 122.51°W (Elev. 1240 ft)
2:10 am PDT May 21, 2026
10am PDT May 21, 2026-6pm PDT May 27, 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