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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 37%
Wind Speed SSW 7 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Heat Index79°F (26°C)
Last update 20 Jun 02:09 PM PDT
Extended Forecast for

Hidden Valley Lake CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. Southwest wind around 10 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. Southwest wind 8 to 13 mph becoming light and variable in the evening.

    Low: 53 °F

    Mostly Clear

  • Sunday

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

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. Southwest wind 5 to 9 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 56. Southwest wind 5 to 9 mph becoming calm in the evening.

    Low: 56 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 80. Southwest wind around 10 mph.
Tonight
Mostly clear, with a low around 53. Southwest wind 8 to 13 mph becoming light and variable in the evening.
Sunday
Sunny, with a high near 90. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 56. Southwest wind 5 to 9 mph becoming calm in the evening.
Monday
Sunny, with a high near 93. Calm wind becoming south 5 to 7 mph in the afternoon.
Monday Night
Clear, with a low around 56. Southwest wind 5 to 9 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 93.
Tuesday Night
Clear, with a low around 56.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Clear, with a low around 57.
Thursday
Sunny, with a high near 93.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hidden Valley Lake CA
 38.8°N 122.51°W (Elev. 1240 ft)
Last Update:
2:10 pm PDT Jun 20, 2026
Forecast Valid:
2pm PDT Jun 20, 2026-6pm PDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation