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.

Border 2 Fire. Border 2 Fire initially started 1:58 p.m. Jan. 23 in San Diego County. After being active for a week, it has burned 6,625 acres. By

Arrests made in two San Diego wildfire investigations; The arrests are part of investigations into the Center Fire in Rancho Bernardo and a wildfire in Mission Valley off San Diego Mission Road.

San Diego police have made arrests in connection to several of the fires that broke out across the city last month, including the Center Fire in Rancho Bernardo.

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.

The latest forecasts have the rain arriving Wednesday and lingering off and on through Friday, before skies clear up next Saturday.