Napa County fire grows to 2,400 acres, contained 20 percent
The fire started Saturday afternoon and exploded in size overnight. Cal Fire was doing water drops from firefighting helicopters.
"The day is heating up, a little breeze is kicking up and we're starting to see fire activity out there," said Cal Fire Battalion Chief Jonathan Cox.
200 homes remained threatened, and mandatory evacuation orders remained in place.
No injuries have been reported and no structures have been lost.
Cal Fire says the cause of the fire is under investigation. ■