According to CalFire, as of  8:30 a.m. Thursday the Butts Fire is has consumed 4,300 acres with 30% contained with 380 structures threatened. The fire has destroyed two residences & seven outbuildings.

An Evacuation Order remains in effect along Butts Canyon Rd from James Creek Road to Snell Valley Road, as well as the Berryessa Estates.

An Evacuation Advisory is in effect for residents in Lake County on Butts Canyon Road from the Lake County line to Langtry Estates.

The evacuation center is located at the Middletown High School in Middletown (Lake County).

Butts Canyon Rd is closed North of James Creek
2 Miles west of the Lake County line on Guenoc Road/Butts Canyon Road.

The fire is burning in a mix of grass, brush, oak and pine trees in steep, rugged terrain in a rural area of Lake and Napa Counties.

Firefighters are working in extreme conditions, high heat, humidity, with the potential for erratic winds.

Fire Crews continue to defend structures, construct handline and use bulldozers to strengthen control line around the fire perimeter. Damage Inspection Teams are assessing affected properties.

CAL FIRE/Lake Napa Unit, Napa County Fire and Napa County Sheriff's stated great success with evacuations due to local residents being prepared. Every effort is being made to render the evacuated community safe for repopulation.

Napa County Sheriff's, CHP, United States Forest Service, CAL OES, OES Napa County, OES Lake County, PG&E, BLM, California Department of Corrections and Rehabilitation, Napa County Fire.
 
Resources fighting the fire include 1067 personnel,
132 engines, 33 fire crews, 4 airtankers, 6 helicopters and 18 dozers.

Cause of the fire remains under investigation.