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

71°F

22°C

Humidity 47%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 28 Feb 03:57 PM PST
Extended Forecast for

Clearlake CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. West wind 3 to 7 mph.

    Low: 48 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 10 percent chance of showers after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 65. West wind 7 to 11 mph.

    High: 65 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers, mainly between 10pm and 4am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 43. Light west southwest wind.

    Low: 43 °F

    Chance
    Showers and
    Patchy Fog

  • Monday

    Monday: A 20 percent chance of showers before 10am. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 64. Calm wind.

    High: 64 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 1am. Otherwise, mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, sunny, with a high near 66. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 66 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers before 10am. Mostly sunny, with a high near 63.

    High: 63 °F

    Slight Chance
    Showers then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 48. West wind 3 to 7 mph.
Sunday
A 10 percent chance of showers after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 65. West wind 7 to 11 mph.
Sunday Night
A 40 percent chance of showers, mainly between 10pm and 4am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 43. Light west southwest wind.
Monday
A 20 percent chance of showers before 10am. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 64. Calm wind.
Monday Night
Patchy fog after 1am. Otherwise, mostly clear, with a low around 42. Calm wind.
Tuesday
Patchy fog before 10am. Otherwise, sunny, with a high near 66. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
A slight chance of showers before 10am. Mostly sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 39.
Thursday
Sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 72.
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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:
1:10 pm PST Feb 28, 2026
Forecast Valid:
4pm PST Feb 28, 2026-6pm PST Mar 7, 2026
 
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Additional Resources

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Chance of Precipitation