Severe · Red Flag WarningActive alert
Red Flag Warning issued September 11 at 10:09AM PDT until September 13
Affecting Northern Lake Including Gravelly Valley; Eastern Lake Including Clearlake and Middletown; Southern Lake Including Cobb and Konocti; Western Lake Including Lakeport
In effect until: Sep 12, 2026, 8:00 AM
Northern Lake Including Gravelly Valley; Eastern Lake Including Clearlake and Middletown; Southern Lake Including Cobb and Konocti; Western Lake Including Lakeport
Likely impact; effects through 8:00 AM.
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Read the original bulletin (official text)
The National Weather Service in Eureka has issued a Red Flag Warning, which is in effect from 10 AM Saturday to 2 AM PDT Sunday. * WIND...Northwest winds gusts of 20 to 30 mph, locally up to 40 for the higher ridges. * HUMIDITY...Relative humidity 20 to 30 percent. * IMPACTS...Any fires that develop or are already burning will likely spread rapidly. Outdoor burning is not recommended.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™