Frigid Airmass to Bring Significantly Colder Temperatures; Heavy Lake-effect Snow; Fire Concerns Across the Central Gulf Coast

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Temperatures will tie or break many records across the Southeast through tonight. Moderate to heavy lake effect snow will continue downwind of the Great Lakes. Gusty winds and dry conditions will support an elevated fire weather threat across the Central Gulf Coast. Read More >

Current conditions at

KONOCTI (KELC1)

Lat: 38.91189°NLon: 122.70631°WElev: 2163.0ft.

NA

78°F

26°C

Humidity 33%
Wind Speed WNW 1 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Heat Index78°F (26°C)
Last update 10 Nov 03:57 PM PST
Extended Forecast for

Clearlake CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Mostly cloudy, with a high near 73. Calm wind.

    High: 73 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Areas of fog after 4am.  Otherwise, mostly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Cloudy
    then Areas
    Fog

  • Wednesday

    Wednesday: A 50 percent chance of rain after 10am.  Areas of fog before 7am.  Otherwise, cloudy, with a high near 61. South wind 5 to 13 mph, with gusts as high as 21 mph.  New precipitation amounts between a tenth and quarter of an inch possible.

    High: 61 °F

    Chance Rain
    and Areas Fog

  • Wednesday Night

    Wednesday Night: Rain.  Low around 46. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 31 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 46 °F

    Rain and
    Breezy

  • Thursday

    Thursday: Showers.  High near 55. West southwest wind 11 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely.  Mostly cloudy, with a low around 40. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers, mainly before 4pm.  Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers before 10pm.  Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Showers then
    Patchy Fog

Detailed Forecast

Tonight
Mostly cloudy, with a low around 49. Calm wind.
Veterans Day
Mostly cloudy, with a high near 73. Calm wind.
Tuesday Night
Areas of fog after 4am. Otherwise, mostly cloudy, with a low around 47. Calm wind.
Wednesday
A 50 percent chance of rain after 10am. Areas of fog before 7am. Otherwise, cloudy, with a high near 61. South wind 5 to 13 mph, with gusts as high as 21 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Low around 46. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Thursday
Showers. High near 55. West southwest wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Showers likely. Mostly cloudy, with a low around 40. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of showers, mainly before 4pm. Mostly cloudy, with a high near 53.
Friday Night
A slight chance of showers before 10pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 40.
Saturday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 65.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
A chance of rain. Partly sunny, with a high near 59.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 38.
Monday
A slight chance of rain. Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Clearlake CA
 38.96°N 122.63°W (Elev. 1348 ft)
1:10 pm PST Nov 10, 2025
4pm PST Nov 10, 2025-6pm PST Nov 17, 2025
 
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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