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

65°F

18°C

Humidity 48%
Wind Speed WNW 5 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 01 Mar 01:57 PM PST
Extended Forecast for

Clearlake CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 64. West wind around 11 mph.

    High: 64 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 1am. Partly cloudy, with a low around 42. West wind 6 to 9 mph.

    Low: 42 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers before 10am. Mostly sunny, with a high near 62. Calm wind.

    High: 62 °F

    Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Patchy fog before 1am, then patchy fog after 4am. Otherwise, mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, sunny, with a high near 67. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 67 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. Light west wind.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain. Mostly sunny, with a high near 61.

    High: 61 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 64. West wind around 11 mph.
Tonight
A 30 percent chance of showers, mainly after 1am. Partly cloudy, with a low around 42. West wind 6 to 9 mph.
Monday
A 30 percent chance of showers before 10am. Mostly sunny, with a high near 62. Calm wind.
Monday Night
Patchy fog before 1am, then patchy fog after 4am. Otherwise, mostly clear, with a low around 42. Calm wind.
Tuesday
Patchy fog before 10am. Otherwise, sunny, with a high near 67. Calm wind becoming west southwest around 5 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 44. Light west wind.
Wednesday
A 20 percent chance of rain. Mostly sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 46.
Saturday
Mostly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clearlake CA
 38.96°N 122.63°W (Elev. 1348 ft)
Last Update:
1:10 pm PST Mar 1, 2026
Forecast Valid:
2pm PST Mar 1, 2026-6pm PST Mar 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation