A massive California wildfire has prompted 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 79,936 acres and is 30% contained as of Sunday, fire officials said.

A central California wildfire has exploded to more than more than 80,000 acres, prompting a slew of evacuation notices.

The Madre Fire is the largest wildfire in California in 2025 — surpassing the Los Angeles-area fires that devastated parts of the region in January.