Los Angeles County fire officials say the Porter Ranch wildfire doubled in size overnight and now stands at nearly 10,000 acres.’

Fire officials say erratic Santa Ana winds pushed the so-called Sesnon fire throughout the night. Just 10 miles away, winds eased and firefighters were able to get 70 percent of the Marek wildfire near Lake View Terrace contained.’

Authorities also reduced the Marek acreage to 4,800 acres from 5,300 acres.’

Inspector Paul Hartwell says 3,000 homes remain evacuated and winds could return in the afternoon.’

Capt. Steven Volmer of the San Bernardino Fire Department said the Sesnon fire is 0 percent contained and the fire can last about seven days.’ ‘

The Merek fire started Monday and burned 38 mobile homes and one single-family home. It is blamed for one of two fire-related deaths. More homes burned around Porter Ranch and a traffic death was blamed on the fire.