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

Excessive Heat Continues for the Pacific Northwest; Flooding Impacts Expected in the Southwest U.S.

A dangerous heat wave persists for the Northwest into portions of California today with excessive heat warnings and heat advisories in effect. The active monsoon pattern with organized showers and thunderstorms and possible flash flooding with debris flows continues and will become enhanced in the Southwestern U.S. through Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

KNOXVILLE CREEK (KNXC1)

Lat: 38.861944°NLon: 122.417222°WElev: 2200ft.

NA

97°F

36°C

Humidity 19%
Wind Speed S 5 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Heat Index94°F (34°C)
Last update 18 Aug 12:09 PM PDT
Extended Forecast for

11 Miles ENE Hidden Valley Lake CA

Heat Advisory until August 20, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 20, 07:00pm

    NOW until
    7:00pm Sat

    Heat Advisory

  • This
    Afternoon

    This Afternoon: Sunny and hot, with a high near 99. South southwest wind around 10 mph, with gusts as high as 21 mph.

    Hot

    High: 99 °F

  • Tonight

    Tonight: Clear, with a low around 72. West southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.

    Clear

    Low: 72 °F

  • Friday

    Friday: Sunny and hot, with a high near 102. North northwest wind 5 to 7 mph becoming south in the afternoon.

    Hot

    High: 102 °F

  • Friday
    Night

    Friday Night: Clear, with a low around 73. West southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 18 mph.

    Clear

    Low: 73 °F

  • Saturday

    Saturday: Sunny and hot, with a high near 101. North wind around 7 mph becoming south in the afternoon.

    Hot

    High: 101 °F

  • Saturday
    Night

    Saturday Night: Clear, with a low around 67.

    Clear

    Low: 67 °F

  • Sunday

    Sunday: Sunny, with a high near 94.

    Sunny

    High: 94 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 66.

    Mostly Clear

    Low: 66 °F

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 99. South southwest wind around 10 mph, with gusts as high as 21 mph.
Tonight
Clear, with a low around 72. West southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.
Friday
Sunny and hot, with a high near 102. North northwest wind 5 to 7 mph becoming south in the afternoon.
Friday Night
Clear, with a low around 73. West southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Saturday
Sunny and hot, with a high near 101. North wind around 7 mph becoming south in the afternoon.
Saturday Night
Clear, with a low around 67.
Sunday
Sunny, with a high near 94.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 92.
Monday Night
Clear, with a low around 66.
Tuesday
Sunny, with a high near 94.
Tuesday Night
Clear, with a low around 66.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Clear, with a low around 67.
Thursday
Sunny, with a high near 94.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
11 Miles ENE Hidden Valley Lake CA
 38.85°N 122.32°W (Elev. 1798 ft)
Last Update:
1:39 pm PDT Aug 18, 2022
Forecast Valid:
3pm PDT Aug 18, 2022-6pm PDT Aug 25, 2022
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation