Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

KNOXVILLE CREEK (KNXC1)

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

NA

63°F

17°C

Humidity 23%
Wind Speed NNE 14 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 19 May 06:09 AM PDT
Extended Forecast for

Hidden Valley Lake CA

  • Today

    Today: Sunny, with a high near 84. North wind 6 to 8 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. North northwest wind 3 to 7 mph.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 56. Southwest wind 5 to 10 mph becoming light and variable  in the evening. Winds could gust as high as 20 mph.

    Low: 56 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 89. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 56. Southwest wind 5 to 10 mph becoming light west  in the evening. Winds could gust as high as 20 mph.

    Low: 56 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 51.

    Low: 51 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 84. North wind 6 to 8 mph.
Tonight
Mostly clear, with a low around 55. North northwest wind 3 to 7 mph.
Wednesday
Sunny, with a high near 86. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Wednesday Night
Clear, with a low around 56. Southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 89. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Thursday Night
Clear, with a low around 56. Southwest wind 5 to 10 mph becoming light west in the evening. Winds could gust as high as 20 mph.
Friday
Sunny, with a high near 87.
Friday Night
Clear, with a low around 51.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 50.
Memorial Day
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Hidden Valley Lake CA
 38.82°N 122.54°W (Elev. 1781 ft)
2:10 am PDT May 19, 2026
6am PDT May 19, 2026-6pm PDT May 25, 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