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

48°F

9°C

Humidity 37%
Wind Speed WSW 5 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Wind Chill46°F (8°C)
Last update 17 Apr 10:36 PM PDT
Extended Forecast for

18 Miles N Clearlake CA

  • Tonight

    Tonight: Partly cloudy, with a low around 47. North northwest wind 3 to 5 mph.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65. Northwest wind around 6 mph becoming calm.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 51. South southwest wind 7 to 9 mph.

    Low: 51 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 63. South wind 5 to 14 mph, with gusts as high as 20 mph.

    High: 63 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 47. Breezy, with a southwest wind 9 to 16 mph, with gusts as high as 25 mph.

    Low: 47 °F

    Chance Rain
    and Breezy

  • Monday

    Monday: Rain likely. Mostly cloudy, with a high near 52. South wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain likely. Mostly cloudy, with a low around 44. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 44 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain likely, then showers and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 46.

    High: 46 °F

    Showers

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 47. North northwest wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 65. Northwest wind around 6 mph becoming calm.
Saturday Night
Mostly cloudy, with a low around 51. South southwest wind 7 to 9 mph.
Sunday
Mostly cloudy, with a high near 63. South wind 5 to 14 mph, with gusts as high as 20 mph.
Sunday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 47. Breezy, with a southwest wind 9 to 16 mph, with gusts as high as 25 mph.
Monday
Rain likely. Mostly cloudy, with a high near 52. South wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain likely. Mostly cloudy, with a low around 44. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
Rain likely, then showers and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 46.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 42.
Wednesday
A chance of rain. Partly sunny, with a high near 52.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Sunny, with a high near 58.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 61.
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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 17, 2026
Forecast Valid:
11pm PDT Apr 17, 2026-6pm PDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation