A wildfire exploded overnight in California, with the massive blaze prompting evacuation orders and a highway closure. The Madre Fire ignited Wednesday afternoon in San Luis Obispo County, according to Cal Fire. It has since grown to more than 35,500 acres and is 5% contained as of Thursday morning, fire officials said.

A massive wildfire raging in CA for the past three days has ravaged more than 70,000 acres, as hundreds of firefighters fought to bring it under control.

A wildfire in a wilderness area of Central California continued to spread Friday amid dry, windy conditions. The Madre Fire is California’s largest blaze so far this year, igniting in dry brush Wednesday in southeastern San Luis Obispo County.