A grass fire is burning in Napa County 16 miles east of St. Helena, near Lake Berryessa, according to Cal Fire.
The Canyon Fire at Highway 128 and Wragg Canyon Road was first reported shortly after 2 p.m. Monday and had grown to 45 acres by 3:42 p.m.
Deputies told KTVU that evacuations have been ordered on south side of Highway 128 at Wragg Canyon Road.