Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Hazardous Weather Conditions

Current conditions at

KNOXVILLE CREEK (KNXC1)

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

NA

84°F

29°C

Humidity 29%
Wind Speed SSW 4 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Heat Index82°F (28°C)
Last update 13 Jul 08:09 PM PDT
Extended Forecast for

4 Miles S Hidden Valley Lake CA

Heat Advisory July 13, 09:02pm until July 14, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 13, 09:02pm until July 14, 11:00pm

    NOW until 11:00pm Mon

    Heat Advisory

  • Tonight

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 99. Calm wind becoming south southwest 5 to 9 mph in the afternoon.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 54. West southwest wind 6 to 11 mph becoming light and variable  in the evening. Winds could gust as high as 20 mph.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90. Calm wind becoming south southwest 5 to 9 mph in the afternoon.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51. Southwest wind 6 to 11 mph becoming light west southwest  in the evening. Winds could gust as high as 20 mph.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 5am.  Otherwise, mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 88.

    High: 88 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 57. Southwest wind around 5 mph becoming calm in the evening.
Monday
Sunny and hot, with a high near 99. Calm wind becoming south southwest 5 to 9 mph in the afternoon.
Monday Night
Mostly clear, with a low around 54. West southwest wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 90. Calm wind becoming south southwest 5 to 9 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 51. Southwest wind 6 to 11 mph becoming light west southwest in the evening. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 87. Calm wind becoming south 5 to 7 mph in the afternoon.
Wednesday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 50.
Thursday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 93.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Hidden Valley Lake CA
 38.75°N 122.52°W (Elev. 997 ft)
7:41 pm PDT Jul 13, 2025
9pm PDT Jul 13, 2025-6pm PDT Jul 20, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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