The so-called Border 2 Fire broke out on Otay Mountain around 2:30 p.m. Thursday, according to Cal Fire. It sent a large plume of smoke into the sky that could be seen for miles across San Diego ...

As of 7:15 p.m. PT, the fire had burned 566 acres and was at 0% containment, according to Cal Fire. The department said the blaze had a "dangerous rate'' of spread in an earlier update.