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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

47°F

8°C

Humidity 91%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 20 Jun 02:09 AM PDT
Extended Forecast for

Hidden Valley Lake CA

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly clear, with a low around 48. Calm wind.

    Low: 48 °F

    Patchy Fog

  • Saturday

    Saturday: Areas of fog before 8am. Otherwise, sunny, with a high near 82. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 82 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52. Southwest wind 5 to 8 mph becoming calm in the evening.

    Low: 52 °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: Clear, with a low around 56. Southwest wind 5 to 9 mph becoming calm in the evening.

    Low: 56 °F

    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.

    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

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly clear, with a low around 48. Calm wind.
Saturday
Areas of fog before 8am. Otherwise, sunny, with a high near 82. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 52. Southwest wind 5 to 8 mph becoming calm in the evening.
Sunday
Sunny, with a high near 90. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Sunday Night
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.
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
Clear, with a low around 55.
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 am PDT Jun 20, 2026
Forecast Valid:
2am PDT Jun 20, 2026-6pm PDT Jun 26, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation