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

Excessive Rainfall Possible for the Gulf Coast and Florida; 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 parts of the Gulf Coast into central/northern Florida early this week. Abnormally hot, potentially record-breaking, temperatures will continue for southern California and stretch north toward the Bay Area and Central Valley this week. Read More >

Hazardous Weather Conditions

Current conditions at

KONOCTI (KELC1)

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

NA

91°F

33°C

Humidity 14%
Wind Speed ESE 5 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Heat Index87°F (31°C)
Last update 04 Oct 12:57 PM PDT
Extended Forecast for

Clearlake CA

Heat Advisory October 4, 01:36pm until October 5, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory October 4, 01:36pm until October 5, 11:00pm

    NOW until 11:00pm Mon

    Heat Advisory

  • This Afternoon

    High: 97 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 63. Calm wind.

    Low: 63 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny and hot, with a high near 99. Light west wind.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 63. West wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 61. West southwest wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 98.

    High: 98 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 97. Calm wind.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 63. Calm wind.
Monday
Sunny and hot, with a high near 99. Light west wind.
Monday Night
Clear, with a low around 63. West wind around 5 mph becoming calm in the evening.
Tuesday
Sunny and hot, with a high near 99. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 61. West southwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 98.
Wednesday Night
Clear, with a low around 61.
Thursday
Sunny, with a high near 97.
Thursday Night
Clear, with a low around 61.
Friday
Sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 53.
Saturday
Sunny, with a high near 81.
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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:
10:05 am PDT Oct 4, 2026
Forecast Valid:
1pm PDT Oct 4, 2026-6pm PDT Oct 10, 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