Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Current conditions at

KNOXVILLE CREEK (KNXC1)

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

NA

102°F

39°C

Humidity 10%
Wind Speed SSW 7 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Heat Index97°F (36°C)
Last update 07 Aug 03:09 PM PDT
Extended Forecast for

Hidden Valley Lake CA

Heat Advisory until August 9, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 9, 10:00pm

    NOW until 10:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 103 °F

    Hot

  • Tonight

    Tonight: Clear, with a low around 65. West southwest wind 5 to 9 mph becoming light and variable  after midnight.

    Low: 65 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 105. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 105 °F

    Hot

  • Saturday Night

    Saturday Night: Clear, with a low around 66. West southwest wind 5 to 8 mph becoming light and variable.

    Low: 66 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 104. Light and variable wind becoming south around 6 mph in the afternoon.

    High: 104 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 62. Southwest wind 5 to 10 mph becoming light south  in the evening.

    Low: 62 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 103. South southwest wind around 6 mph.
Tonight
Clear, with a low around 65. West southwest wind 5 to 9 mph becoming light and variable after midnight.
Saturday
Sunny and hot, with a high near 105. Calm wind becoming south southwest around 6 mph in the afternoon.
Saturday Night
Clear, with a low around 66. West southwest wind 5 to 8 mph becoming light and variable.
Sunday
Sunny and hot, with a high near 104. Light and variable wind becoming south around 6 mph in the afternoon.
Sunday Night
Clear, with a low around 62. Southwest wind 5 to 10 mph becoming light south in the evening.
Monday
Sunny and hot, with a high near 99.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 95.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 91.
Thursday Night
Mostly clear, with a low around 53.
Friday
Mostly sunny, with a high near 87.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Hidden Valley Lake CA
 38.8°N 122.51°W (Elev. 1240 ft)
2:10 pm PDT Aug 7, 2026
3pm PDT Aug 7, 2026-6pm PDT Aug 14, 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