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

59°F

15°C

Humidity 35%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 29 Mar 06:57 AM PDT
Extended Forecast for

Clearlake CA

  • Today

    Today: Mostly sunny, with a high near 81. Light west wind becoming west northwest 6 to 11 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. West northwest wind 5 to 9 mph becoming calm after midnight.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 74. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 74 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 47. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 18 mph.

    Low: 47 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers. Partly sunny, with a high near 67. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 67 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 43. West southwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers. Partly sunny, with a high near 61. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Rain Likely

  • Thursday

    Thursday: A slight chance of rain before 11am. Mostly sunny, with a high near 63.

    High: 63 °F

    Slight Chance
    Rain then
    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 81. Light west wind becoming west northwest 6 to 11 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 50. West northwest wind 5 to 9 mph becoming calm after midnight.
Monday
Partly sunny, with a high near 74. Calm wind becoming west 5 to 8 mph in the afternoon.
Monday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 47. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 67. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 43. West southwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 50 percent chance of showers. Partly sunny, with a high near 61. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 38.
Thursday
A slight chance of rain before 11am. Mostly sunny, with a high near 63.
Thursday Night
Mostly clear, with a low around 39.
Friday
Sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 79.
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:
2:10 am PDT Mar 29, 2026
Forecast Valid:
8am PDT Mar 29, 2026-6pm PDT Apr 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