VIDEO: Summer monsoon brings thunderstorms to high desert areas

LUCERNE VALLEY, Calif. (KABC) -- The high desert area was under a flash flood warning Wednesday as thunderstorms swept through the Southland.

A summer monsoon brought rain, thunder, lightning and high humidity. The lightning strikes caused dangerous conditions for local residents, and crews attempted to clear mud from Highway 18 in Lucerne Valley.

Watch Leticia Juarez's report about the rare storm in the clip above.