A number of spot fires popped up along Interstate 15, the California Highway Patrol reported Friday evening.
The fires, which amount to about two acres, were spread over a quarter mile from Centre City Parkway to Deer Springs, starting at 6:30 p.m.
Cal Fire says its crews contained the flames by 9 p.m.
CHP issued a Sig Alert for southbound I-15 at Deer Springs as firefighters attacked the fires.