National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Areas of Extreme Heat and Excessive Rainfall Potential

Dangerous and extreme heat will remain across portions of the central U.S. this week, persisting across the mid to lower Mississippi Valley, Gulf Coast, southern Plains and portions of Texas. A heat wave over the Southwest U.S. will peak this weekend. Heavy to excessive rainfall may produce flash flooding from the Delmarva Peninsula north into the Hudson Valley today and tonight. Read More >

Current conditions at

KNOXVILLE CREEK (KNXC1)

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

NA

91°F

33°C

Humidity 21%
Wind Speed S 7 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Heat Index87°F (31°C)
Last update 28 Jul 01:09 PM PDT
Extended Forecast for

Hidden Valley Lake CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 98. Southwest wind around 10 mph.

    High: 98 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 60. North northwest wind 6 to 11 mph.

    Low: 60 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 98. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 98 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 60. West southwest wind 5 to 9 mph becoming calm in the evening.

    Low: 60 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 100. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 61. West southwest wind 5 to 9 mph becoming calm in the evening.

    Low: 61 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 102.

    High: 102 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 103.

    High: 103 °F

    Hot

Detailed Forecast

This Afternoon
Sunny, with a high near 98. Southwest wind around 10 mph.
Tonight
Clear, with a low around 60. North northwest wind 6 to 11 mph.
Wednesday
Sunny, with a high near 98. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Wednesday Night
Clear, with a low around 60. West southwest wind 5 to 9 mph becoming calm in the evening.
Thursday
Sunny and hot, with a high near 100. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Thursday Night
Clear, with a low around 61. West southwest wind 5 to 9 mph becoming calm in the evening.
Friday
Sunny and hot, with a high near 102.
Friday Night
Clear, with a low around 62.
Saturday
Sunny and hot, with a high near 103.
Saturday Night
Clear, with a low around 63.
Sunday
Sunny and hot, with a high near 103.
Sunday Night
Clear, with a low around 63.
Monday
Sunny and hot, with a high near 102.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hidden Valley Lake CA
 38.8°N 122.51°W (Elev. 1240 ft)
Last Update:
10:05 am PDT Jul 28, 2026
Forecast Valid:
2pm PDT Jul 28, 2026-6pm PDT Aug 3, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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