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 >

Hazardous Weather Conditions

Current conditions at

KNOXVILLE CREEK (KNXC1)

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

NA

100°F

38°C

Humidity 17%
Wind Speed SSW 8 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Heat Index96°F (36°C)
Last update 09 Aug 01:09 PM PDT
Extended Forecast for

2 Miles WSW Hidden Valley Lake CA

Heat Advisory August 9, 01:27pm until August 9, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 9, 01:27pm until August 9, 10:00pm

    NOW until 10:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 105 °F

    Patchy Smoke

  • Tonight

    Tonight: Clear, with a low around 60. West southwest wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 60 °F

    Clear

  • Monday

    Monday: Patchy smoke between 11am and 2pm. Sunny, with a high near 98. Calm wind.

    High: 98 °F

    Patchy Smoke

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. Light and variable wind.

    Low: 55 °F

    Mostly Clear

  • Tuesday

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

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54. South southwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 5am.  Otherwise, mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear
    then Patchy
    Fog

Detailed Forecast

This Afternoon
Patchy smoke before 2pm. Sunny and hot, with a high near 105. Calm wind becoming southwest 5 to 7 mph.
Tonight
Clear, with a low around 60. West southwest wind 5 to 10 mph becoming light and variable in the evening.
Monday
Patchy smoke between 11am and 2pm. Sunny, with a high near 98. Calm wind.
Monday Night
Mostly clear, with a low around 55. Light and variable wind.
Tuesday
Sunny, with a high near 93. Calm wind becoming south 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 54. South southwest wind 5 to 8 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 51.
Thursday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 85.
Thursday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 48.
Friday
Areas of fog. Otherwise, mostly sunny, with a high near 84.
Friday Night
Patchy fog. Otherwise, mostly clear, with a low around 49.
Saturday
Areas of fog. Otherwise, sunny, with a high near 86.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Hidden Valley Lake CA
 38.79°N 122.56°W (Elev. 958 ft)
10:05 am PDT Aug 9, 2026
1pm PDT Aug 9, 2026-6pm PDT Aug 15, 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