Check Water Temperatures Before Your River Visit

Safety Guidelines for Water Temperatures Less than 60 degrees: Stay out of the water - high risk for sudden drowning 60 to 70 degrees: Stay out of water or wear a life jacket - elevated risk of losing breathing & muscle control for ALL swimmers Greater than 70 degrees: Enjoy with Caution Read More >

Current conditions at

KNOXVILLE CREEK (KNXC1)

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

NA

78°F

26°C

Humidity 34%
Wind Speed NNE 4 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Heat Index78°F (26°C)
Last update 21 May 09:09 AM PDT
Extended Forecast for

4 Miles SSW 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 53. Southwest wind 6 to 11 mph becoming light and variable  in the evening.

    Low: 53 °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 49. Southwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 49 °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 47. Southwest wind 5 to 10 mph becoming light south  in the evening.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 5am.  Otherwise, mostly clear, with a low around 46.

    Low: 46 °F

    Clear then
    Patchy Fog

  • Memorial Day

    Memorial Day: Patchy fog before 8am.  Otherwise, sunny, with a high near 79.

    High: 79 °F

    Patchy Fog
    then 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 53. Southwest wind 6 to 11 mph becoming light and variable in the evening.
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 49. 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 47. Southwest wind 5 to 10 mph becoming light south in the evening.
Sunday
Sunny, with a high near 81.
Sunday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 46.
Memorial Day
Patchy fog before 8am. Otherwise, sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 46. Breezy.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Hidden Valley Lake CA
 38.77°N 122.56°W (Elev. 958 ft)
2:10 am PDT May 21, 2026
9am PDT May 21, 2026-6pm PDT May 27, 2026
 
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Additional Resources

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