Flash flooding warnings issued for San Bernardino Mountains

Thunderstorms were pounding the San Bernardino Mountains on Tuesday afternoon, Aug. 18, prompting the National Weather Service to issue a flash-flood warning.
“Flash flooding is ongoing or expected to begin shortly,” the weather service said just after 2 p.m. “Excessive rainfall over and upstream of the Apple fire burn scar will result in potentially deadly and destructive debris flows … of rock, mud, vegetation and other loose materials.”
The warning said the nort