Several crews spanning across multiple agencies continued working overnight at the site of a vegetation fire near Calistoga that jumped to 2,133 acres by Friday morning, according to Cal Fire. As of Friday afternoon,

The Pickett Fire near Calistoga in Napa County expanded to 3,993 acres Friday night as firefighting efforts continued with night-flying helicopters and containment held at 7%, Cal Fire said.

As the Pickett Fire outside Calistoga grew to 2,133 acres, Napa County authorities ordered evacuation from a fourth Upvalley area as hundreds of firefighters battled the blaze.