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

KONOCTI (KELC1)

Lat: 38.91189°NLon: 122.70631°WElev: 2163.0ft.

NA

59°F

15°C

Humidity 51%
Wind Speed NW 6 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 08 Apr 06:57 AM PDT
Extended Forecast for

Clearlake CA

  • Today

    Today: Sunny, with a high near 77. Light west northwest wind becoming west 5 to 10 mph in the afternoon.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 46. West wind 5 to 11 mph.

    Low: 46 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 11am. Patchy fog before 8am. Otherwise, partly sunny, with a high near 70. Calm wind becoming west around 6 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A 40 percent chance of showers. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 45. West southwest wind 5 to 8 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A chance of showers, then showers and possibly a thunderstorm after 11am. Areas of fog before 11am. High near 64. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Showers and
    Areas Fog

  • Friday Night

    Friday Night: A 50 percent chance of showers. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 44. Southwest wind around 6 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 59. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Showers
    Likely and
    Patchy Fog

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain before 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 57.

    High: 57 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 77. Light west northwest wind becoming west 5 to 10 mph in the afternoon.
Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 46. West wind 5 to 11 mph.
Thursday
A 40 percent chance of showers and thunderstorms after 11am. Patchy fog before 8am. Otherwise, partly sunny, with a high near 70. Calm wind becoming west around 6 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 40 percent chance of showers. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 45. West southwest wind 5 to 8 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of showers, then showers and possibly a thunderstorm after 11am. Areas of fog before 11am. High near 64. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 50 percent chance of showers. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 44. Southwest wind around 6 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 59. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 38.
Sunday
A chance of rain before 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 57.
Sunday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 37.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Clearlake CA
 38.96°N 122.63°W (Elev. 1348 ft)
Last Update:
2:10 am PDT Apr 8, 2026
Forecast Valid:
7am PDT Apr 8, 2026-6pm PDT Apr 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation