Evacuation warnings remained in effect Wednesday in the Highland area as a storm's most powerful round was set to wallop Southern California.

The latest mudslide happened on Jan. 24 near the Mariposa Bridge pedestrian walkway, which partially collapsed onto the railroad tracks below and blocked any trains from passing through.

The railroad tracks in the San Clemente area endured a pair of extended closures last year due to mudslides and debris. The first occurred in April near the Casa Romantica Culture Center and ...

A voluntary evacuation warning was issued in the area of the Airport Fire burn scar due to possible debris flows, Orange County authorities said.