National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Hazardous Weather Conditions

Current conditions at

KONOCTI (KELC1)

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

NA

87°F

31°C

Humidity 22%
Wind Speed ENE 4 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Heat Index84°F (29°C)
Last update 03 Oct 10:57 AM PDT
Extended Forecast for

3 Miles SSE Clearlake CA

Heat Advisory until October 3, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until October 3, 11:00pm

    NOW until 11:00pm Sat

    Heat Advisory

  • Today

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 68. Light and variable wind.

    Low: 68 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 87. Calm wind.

    High: 87 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89. Calm wind.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 68. Southwest wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 68.

    Low: 68 °F

    Clear

Detailed Forecast

Today
Sunny, with a high near 88. Light and variable wind becoming south southeast 5 to 7 mph in the afternoon.
Tonight
Increasing clouds, with a low around 68. Light and variable wind.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 87. Calm wind.
Sunday Night
Mostly clear, with a low around 67. Calm wind.
Monday
Sunny, with a high near 89. Calm wind.
Monday Night
Clear, with a low around 68. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Clear, with a low around 68.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Clear, with a low around 67.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Clearlake CA
 38.92°N 122.62°W (Elev. 1440 ft)
Last Update:
10:05 am PDT Oct 3, 2026
Forecast Valid:
11am PDT Oct 3, 2026-6pm PDT Oct 9, 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