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

51°F

11°C

Humidity 26%
Wind Speed SE 3 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Last update 17 Apr 07:57 AM PDT
Extended Forecast for

Clearlake CA

  • Today

    Today: Sunny, with a high near 71. North northeast wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 40. West wind around 5 mph becoming calm in the evening.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 45. South wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 70. Calm wind becoming south 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 70 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 44. South southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 20 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Chance Rain

  • Monday

    Monday: Rain likely. Mostly cloudy, with a high near 58. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain likely, mainly before 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain Likely
    and Patchy
    Fog

  • Tuesday

    Tuesday: A chance of rain, then showers likely and possibly a thunderstorm after 11am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 56.

    High: 56 °F

    Showers
    Likely and
    Patchy Fog

Detailed Forecast

Today
Sunny, with a high near 71. North northeast wind 6 to 11 mph, with gusts as high as 18 mph.
Tonight
Partly cloudy, with a low around 40. West wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 74. Calm wind becoming south southeast around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 45. South wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 70. Calm wind becoming south 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 44. South southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 20 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain likely. Mostly cloudy, with a high near 58. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain likely, mainly before 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 42.
Tuesday
A chance of rain, then showers likely and possibly a thunderstorm after 11am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 56.
Tuesday Night
A chance of rain, mainly before 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 40.
Wednesday
A slight chance of rain. Patchy fog. Otherwise, mostly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
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:
6:02 am PDT Apr 17, 2026
Forecast Valid:
8am PDT Apr 17, 2026-6pm PDT Apr 23, 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