It could take weeks or months for the public to know what caused the fire that last month charred 6,600 acres in the Otay Mountain Wilderness as local Cal Fire officials continue their investigation.

Residents and visitors may see smoke from Sunrise Highway, Interstate 8 and surrounding communities, officials said.

A new wildfire was reported today at 1:58 p.m. in San Diego County. The wildfire has been burning on private land. At this time, the containment status is unknown and the cause of the fire remains undetermined.

Warm and dry weather will close out the weekend, with rain and snow expected in parts of the region by midweek, according to the National Weather Service.

Cameo Fire initially started today at 11:30 a.m. in San Diego County. It has been burning on private land for two hours. At this time, the containment status is unknown and the cause of the fire remains undetermined.