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Updated:October 15, 2026 5:30 pm PDT

Red Flag Warning RED FLAG WARNING  
Lake County

Effective: Thu, 10/15 2:02pm Severity:  Severe 
Updated: October 15, 2026 5:30 pm Urgency: Expected
Expires: Thu, 10/15 10:15pm Certainty: Likely

Areas Affected: Northern Lake Including Gravelly Valley - Eastern Lake Including Clearlake and Middletown - Southern Lake Including Cobb and Konocti
 
Alert Details:
* AFFECTED AREA...Fire weather zones 418 including Lake Pillsbury,
419 including the City of Clearlake, Middletown, Lower Lake, and
Indian Valley Reservoir, and 420 including Cobb and Mount
Konocti.

* WIND...Sustained winds of 15 to 25mph with gusts to 35 mph
possible in exposed areas.

* HUMIDITY...Low overnight recoveries of 30-35% will drop to
10- 20% through the morning. Very poor RH recovery into
Friday.

* IMPACTS...any fires that develop will likely spread rapidly.

Information:
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.