Severe · Red Flag WarningActive alert

Red Flag Warning issued September 11 at 10:02AM PDT until September 14

Affecting Glenn and Colusa County Coast Range Above 3000 ft; Western Glenn and Colusa County Foothills Between 1000-3000 ft

In effect until: Sep 12, 2026, 11:15 PM

Glenn and Colusa County Coast Range Above 3000 ft; Western Glenn and Colusa County Foothills Between 1000-3000 ft

Likely impact; effects through 11:15 PM.

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.

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Read the original bulletin (official text)

...RED FLAG WARNING IN EFFECT FROM 11 AM SATURDAY TO 11 AM PDT MONDAY
DUE TO GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR PORTIONS OF NORTHERN
CALIFORNIA...

The National Weather Service in Sacramento CA has issued a Red Flag
Warning.

* AFFECTED AREA...The coastal foothills of Glenn and Colusa Counties.

* TIMING...From 11 AM Saturday to 11 AM PDT Monday.

* WINDS...Gusts 20 to 35 mph. South to southwest winds Saturday
morning and afternoon, becoming north to northeast Saturday evening
through Monday. Strongest winds in the afternoon and evenings over
the weekend.

* RELATIVE HUMIDITY...Relative Humidity between 10 to 25 percent.

* IMPACTS...Any fires that develop will spread rapidly. Outdoor
burning is not recommended.

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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™

Red Flag Warning issued September 11 at 10:02AM PDT until September 14

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