Update 4:03 p.m.: The fire in Aguanga was contained Sunday afternoon and full control was expected by 9 p.m., Cal Fire officials said.
The fire caused no injuries and no structural damage, Cal Fire reported.
Update 3 p.m.:
A brush fire that jumped the road and spread to both sides of SR 371 had scorched 15 acres before it was contained and in the mop-up stage, officials said.
No injuries were reported in the fire, at State Route 371 and Bradford Road, according to Cal Fire officials.
According to the California Highway Patrol, Bradford Road at 371 was closed to all but residents but the southbound side would be reopen within an hour; the northbund side of the road would be closed for an unknown period.
Cal Fire's Jody Hagemann said in a statement that 125 firefighters, aided by four air tankers and two helicopter crews, "were making good progress."
A fire in Aguanga Sunday jumped the road and scorched 10 acres on both sides of SR 371, officials said.
The fire at State Road 371 and Bradford Hills Road was first reported at 1:47 p.m. but it quickly began spreading, jumped the road and threatened homes, according to the California Highway Patrol.
Brush on both sides of the road began burning, according to Jody Hagemann, with Cal Fire.
SR 371 was closed to traffic at Bradford, the CHP reported.
About 80 firefighters were on scene and the incident commander has requested additional air and ground support, Cal Fire officials said.