LOS ANGELES, United States — Torrential rains unleashed flash floods and warnings of debris flow across southern California’s fire-scarred areas, as a series of Christmas storms pummeled the state, with downpours and high winds forecast through Friday. Driven by an atmospheric river known as “the Pineapple Express,” which moves heavy moisture from Hawaii to the US West Coast, storms were expected to dump months’ worth of rain in California over a few days. READ: Asia floods: Warmer seas, heavier rains drove them, say scientists Early Thursday, the National Weather Service (NWS) forecast that southern California, including Los Angeles, the second-most […]... Keep on reading: California hit by heavy rains, flash flood