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

HIGH GLADE LOOKOUT (HGLC1)

Lat: 39.2089°NLon: 122.80999°WElev: 4807.0ft.

NA

45°F

7°C

Humidity 34%
Wind Speed NNE 3 MPH
Barometer NA
Dewpoint 18°F (-8°C)
Visibility NA
Last update 16 Apr 07:36 PM PDT
Extended Forecast for

18 Miles N Clearlake CA

  • Tonight

    Tonight: Mostly clear, with a low around 40. Breezy, with a north wind 17 to 20 mph, with gusts as high as 33 mph.

    Low: 40 °F

    Mostly Clear
    and Breezy

  • Friday

    Friday: Sunny, with a high near 62. North wind 9 to 15 mph, with gusts as high as 23 mph.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48. North wind around 5 mph becoming calm.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 65. Calm wind becoming south southeast 5 to 8 mph in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 49. South southeast wind 5 to 9 mph becoming calm in the evening.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain after 11am. Partly sunny, with a high near 61. Light and variable wind becoming south 9 to 14 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 61 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 45. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Chance Rain

  • Monday

    Monday: Rain likely. Mostly cloudy, with a high near 53.

    High: 53 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 40. Breezy, with a north wind 17 to 20 mph, with gusts as high as 33 mph.
Friday
Sunny, with a high near 62. North wind 9 to 15 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 48. North wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 65. Calm wind becoming south southeast 5 to 8 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 49. South southeast wind 5 to 9 mph becoming calm in the evening.
Sunday
A 30 percent chance of rain after 11am. Partly sunny, with a high near 61. Light and variable wind becoming south 9 to 14 mph in the afternoon. Winds could gust as high as 24 mph.
Sunday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 45. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain likely. Mostly cloudy, with a high near 53.
Monday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 45.
Tuesday
A chance of rain, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 50.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 43.
Wednesday
A chance of rain. Partly sunny, with a high near 54.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles N Clearlake CA
 39.23°N 122.65°W (Elev. 3025 ft)
Last Update:
2:10 pm PDT Apr 16, 2026
Forecast Valid:
9pm PDT Apr 16, 2026-6pm PDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation