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

46°F

8°C

Humidity 99%
Wind Speed ESE 5 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 11 Feb 10:57 PM PST
Extended Forecast for

Clearlake CA

  • Tonight

    Tonight: A 30 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 40. East northeast wind around 5 mph.

    Low: 40 °F

    Chance Rain

  • Thursday

    Thursday: Sunny, with a high near 61. North wind 5 to 7 mph.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37. Northwest wind 5 to 7 mph.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64. West wind 3 to 6 mph.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: A 30 percent chance of rain after 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 56. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 56 °F

    Patchy Fog
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 10pm. Cloudy, with a low around 40. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain Likely

  • Sunday

    Sunday: Rain. Cloudy, with a high near 53.

    High: 53 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Cloudy, with a low around 38.

    Low: 38 °F

    Rain

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 40. East northeast wind around 5 mph.
Thursday
Sunny, with a high near 61. North wind 5 to 7 mph.
Thursday Night
Mostly clear, with a low around 37. Northwest wind 5 to 7 mph.
Friday
Sunny, with a high near 64. West wind 3 to 6 mph.
Friday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 39. Calm wind.
Saturday
A 30 percent chance of rain after 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 56. Calm wind becoming south southeast around 6 mph in the afternoon.
Saturday Night
Rain likely, mainly after 10pm. Cloudy, with a low around 40. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. Cloudy, with a high near 53.
Sunday Night
Rain. Cloudy, with a low around 38.
Washington's Birthday
Rain. Mostly cloudy, with a high near 52.
Monday Night
Rain. Mostly cloudy, with a low around 35.
Tuesday
Rain. Mostly cloudy, with a high near 50.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 33.
Wednesday
Rain. Mostly cloudy, with a high near 51.
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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:
10:24 pm PST Feb 11, 2026
Forecast Valid:
11pm PST Feb 11, 2026-6pm PST Feb 18, 2026
 
Forecast Discussion
 
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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