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

63°F

17°C

Humidity 62%
Wind Speed NE 4 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 26 Feb 10:57 AM PST
Extended Forecast for

Clearlake CA

  • Today

    Today: Mostly sunny, with a high near 69. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 69 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 48. Light northwest wind.

    Low: 48 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 74. Calm wind.

    High: 74 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of rain, mainly between 10am and 4pm. Partly sunny, with a high near 69. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 69 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 45. Light west wind.

    Low: 45 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 64.

    High: 64 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

  • Monday

    Monday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 69. Calm wind becoming west northwest around 5 mph in the afternoon.
Tonight
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 48. Light northwest wind.
Friday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 74. Calm wind.
Friday Night
Mostly cloudy, with a low around 52. Calm wind.
Saturday
A 30 percent chance of rain, mainly between 10am and 4pm. Partly sunny, with a high near 69. Calm wind becoming west southwest around 5 mph in the afternoon.
Saturday Night
A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 45. Light west wind.
Sunday
A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 64.
Sunday Night
A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 43.
Monday
Mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Partly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clearlake CA
 38.96°N 122.63°W (Elev. 1348 ft)
Last Update:
1:10 am PST Feb 26, 2026
Forecast Valid:
11am PST Feb 26, 2026-6pm PST Mar 4, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation