— Fire sweep through 31,000 acres (12,500 hectares) in a matter of hours in Ventura and Santa Paula
— Firefighters warned the fire was moving so fast they were unable to contain it.
Thousands under mandatory evacuation in southern California as #Venturafire rip through city
Some 27,000 residents were forced to flee their homes in the middle of the night as a fast-moving wildfire ripped through southern California.
— VCFD PIO (@VCFD_PIO) December 5, 2017
Several thousand homes are under mandatory evacuation in the cities of Ventura and Santa Paula, some 70 miles (115 km) north of Los Angeles.
Fanned by high winds, the fire swept through 31,000 acres (12,500 hectares) in a matter of hours.
One person died in a traffic accident while trying to flee the blaze – which has been named the Thomas Fire – and one firefighter was injured, officials say.
They also said 150 structures had been destroyed, and more than 260,000 people were without power.
See photos below: