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Date Started
08/18/2026 8:47 PM
Last Updated
08/21/2026 9:53 PM
Cause
Under Investigation
Incident Maps and Reports
Agency Having Jurisdiction
CAL FIRE Mendocino Unit
Incident Management Team
No team assigned
Location
Mendocino Pass Rd, Covelo
[39.818659,-123.127883]

Incident Updates

08/20/2026 7:01 PM

The Williams Fire is now 100% contained.

Fire personnel will continue patrolling the fire for the next several days, monitoring for hotspots and ensuring containment lines remain secure.

08/19/2026 7:50 PM

The Williams Fire is now 75% contained. Crews will continue to patrol and extinguish any hot spots. The Williams Fire remains at 19 acres and is up to 75% contained.

08/19/2026 10:32 AM

Due to better mapping, the fire is now estimated at 18.74 acres and 50% contained.

Fire personnel worked hard overnight, increasing containment, and crews are continuing to strengthen containment lines and mitigate hotspots throughout the fire area.

Please use caution in the area as fire personnel and equipment continue working along and near roadways.

08/19/2026 6:44 AM

The Williams Fire is currently 19 acres with 50% containment. Acreage was reduced due to better mapping. Threat to structures have been mitigated. Evacuations have been lifted.

08/18/2026 11:48 PM

Evacuation Warnings downgraded to situational awareness. Fire personnel will be working through the night to strengthen containment lines and mop up hot spots. Please use caution in the area. 

08/18/2026 10:43 PM

Forward progress stopped. The fire is currently holding between Mendocino Pass Road and the Eel River. As of approximately 10:30 p.m., the fire is estimated at 50 acres and 0% contained, with a moderate rate of spread. Significant firefighting resources are responding to the incident. Please continue to monitor official sources for updates. Structures are threatened and evacuation warnings are in effect.

Real-time evacuation information: MendoReady. Please avoid the area to allow emergency personnel and residents to travel safely.

08/18/2026 10:27 PM

Multiple structures are threatened as resources work to contain the Williams Fire.

08/18/2026 10:07 PM

The Williams Fire is 50 acres. Evacuation orders have been issued. 

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