Brush fire in Santa Barbara County

Fire retardant covers West Camino Cielo Road as firefighters continue to battle the Sherpa fire in Goleta.

Fire retardant covers parts of West Camino Cielo Road and the surrounding brush as firefighters attack the Sherpa fire in Goleta on June 18, 2016.

Firefighters march into El Capitan Canyon to conduct a burn-out operation.

A T-40 aircraft drops a fire retardant into El Capitan Canyon as firefighters operate a burnout on the Sherpa fire before the winds pick up in Goleta, Calif.

A firefighter torches dry foliage as crews conduct a burnout operation in El Capitan Canyon in Goleta.

Firefighters march into El Capitan Canyon as they perform burnout operations to corral the Sherpa fire before the winds pick up.

Firefighter monitors the embers in the air as they conduct a burn-out operation in El Capitan Canyon in Goleta.

Firefighters monitor the embers in the air as they conduct a burn-out operation in El Capitan Canyon.

Firefighters monitor the burn-out operation in El Capitan Canyon.

A firefighter torches the dry foliage during a burn-out operation in El Capitan Canyon.

Firefighters march into El Capitan Canyon in Golata to conduct a burn-out operation to corral the Sherpa fire.

Firefighters work to route water in their hoses into the El Capitan Canyon.

Firefighters assess the burn-out operation in El Capitan Canyon.

A firefighter tries to control a growing flame in El Capitan Canyon.

US Forest Service firefighters keep an eye on the Sherpa fire burning above El Capitan Ranch in Santa Barbara CountyFriday.

Orange County firefighters work to put out embers in heavy mulch in El Capitan Canyon while battling the Sherpa fire in Santa Barbara County on June 17, 2016.

Orange County firefighter Jean Davancens works to put out embers in heavy mulch in El Capitan Canyon while working the Sherpa fire on June 17, 2016.

Flames consume brush unabated in El Capitan Canyon as crews continue to battle a raging wildfire in Santa Barbara County on June 17, 2016.

Cal Fire brush crews cross a burned-out ridge above El Capitan Canyon while working the Sherpa fire in Santa Barbara County on June 17, 2016.

A deer stands in El Capitan State Park among burned-out trees and shrubs in Santa Barbara County on June 17, 2016.

The Sherpa Fire burns in the background of the homes in El Capitan Ranch, near Goleta, on Friday morning.

The sun rises through smoky haze from the Sherpa Fire in Goleta on Friday.

Firefighters try to stop the flames before they reach El Capitan Canyon camp.

Firefighters observe the Sherpa fire as it approaches the El Capitan Canyon camp.

Firefighters work near El Capitan Canyon camp in Goleta.

GOLETA, CALIF. -- THURSDAY, JUNE 16, 2016: Firefighters combat the front lines of the Sherpa Fire to avoid it from moving onto Highway 101, along Calle Real road, in Goleta, Calif., on June 16, 2016. (Marcus Yam / Los Angeles Times)  (Marcus Yam / Los Angeles Times)

Firefighters try to prevent the flames from burning through El Capitan Canyon camp and in Goleta.

Firefighters try to control the blaze near El Capitan Canyon camp and its structures in Goleta.

Flames close in on El Capitan Canyon camp.

Firefighters combat the front lines of the Sherpa Fire to avoid it from moving onto the 101 freeway, along Calle Real road, in Goleta, Calif.

A firefighter ducks as the wind changes direction and blows ember towards their direction, at the Sherpa Fire in Goleta, Calif.

Firefighters make a defensive move on the front lines of the Sherpa Fire to avoid it from moving onto the 101 freeway, along Calle Real road, in Goleta, Calif.

Firefighters make a defensive move on the front lines of the Sherpa Fire to avoid it from moving onto the 101 freeway, along Calle Real road, in Goleta, Calif.

Firefighters monitor the front lines of the Sherpa Fire along Calle Real road in Goleta, Calif.

Firefighters make a defensive move on the front lines of the Sherpa Fire to avoid it from moving onto the 101 freeway, along Calle Real road, in Goleta, Calif.

Firefighters make a defensive move on the front lines of the Sherpa Fire to avoid it from moving onto the 101 freeway, along Calle Real road, in Goleta, Calif.

Firefighters make a defensive move on the front lines of the Sherpa Fire to avoid it from moving onto the 101 freeway, along Calle Real road, in Goleta, Calif.,

Firefighters make a defensive move on the front lines of the Sherpa Fire to avoid it from moving onto the 101 freeway, along Calle Real road, in Goleta, Calif.

A firefighter helicopter drops water to extinguish embers from the Sherpa Fire that flew onto the 101 freeway, in Goleta, Calif.

Helicopters drop water while fixed wing aircraft drop Phos Chek to contain the erratic SherpaFire Thursday afternoon near the top of Refugio Road in the Santa Ynez mountains near the Ronald Reagan Ranch above the El Capitan Ranch area west of Goleta.

The Sherpa Fire grows this evening as sundowner winds push flames to the East in the Santa Ynez mountains near the Ronald Reagan Ranch above as seen from Refugio State Beach on the 101 Freeway.

Firefighters monitor the fire as flare ups threaten at the erratic SherpaFire Thursday afternoon in Refugio Canyon in the Santa Ynez mountains near the Ronald Reagan Ranch above the El Capitan Ranch area west of Goleta.

Appearing as snow the ashen hillsides of Refugio Canyon shows the intense heat Thursday afternoon in the Sherpa Fire along Refugio Road in the Santa Ynez mountains near the Ronald Reagan Ranch above the El Capitan Ranch area west of Goleta.

SANTA BARBARA COUNTY, CALIF. -- THURSDAY, JUNE 16, 2016: Big Bear Hotshots Ernesto Rubio watches his crew fire a creek bed along Refugio Road while working the Scherpa Fire in Santa Barbara County, Calif., on June 16, 2016. (Brian van der Brug / Los Angeles Times)  (Brian van der Brug / Los Angeles Times)

Big Bear Hotshots Erik Evans fires a creek bed along Refugio Road while working the Scherpa Fire in Santa Barbara County.

A jet drops fire retardant on the Sherpa fire as it consumes heavy brush along Refigio Road near Refugio Pass in Santa Barbara County.

A helicopter drops water on the Sherpa fire as it consumes heavy brush along Refigio Road in Santa Barbara County.

A helicoper drops water on the Sherpa fire in Santa Barbara County on Thursday morning.

Santa Barbara County firefighters stand by for structure protection as the Sherpa fire consumes heavy brush near Highway 101 on Thursday morning.

Flames are pushed downslope by winds near the top of Refugio in the Santa Ynez mountains near the Ronald Reagan Ranch and above the El Capitan Ranch area, west of Goleta. A brush fire broke out Wednesday afternoon in the area and caused a section of freeway to be closed Thursday morning.

An 1,100-acre wildfire burns across the Santa Ynez mountains west of Goleta.

A brush fire burns in the Santa Ynez mountains near the Ronald Reagan Ranch west of Goleta.

Water-dropping helicopters try to get the upper hand on a brush fire in the Santa Ynez mountains. The fire broke out Wednesday afternoon near the Ronald Reagan Ranch above the El Capitan Ranch area west of Goleta.

Smoke billows along the Santa Ynez mountains near the Ronald Reagan Ranch west of Goleta.

Smoke billows as water-dropping helicopters battle a brush fire in the Santa Ynez mountains west of Goleta.