.FOR CALIFORNIANS it believed that du00e9ju00e0 vu. In 2013 a procession of storms, fuelled through climatic streams, killed at the very least 21 individuals and induced virtually $5bn-worth of damage throughout the condition. On February 4th this year the very same form of storm once again created chaos. Hurricane-strength winds buffeted the main shore near Large Sur. In Los Angeles celebs were actually saturated as they reached the Grammy honors' welcome mat. Mansions in the Hollywood Hillsides were actually dealt with in dirt. At least 3 people have perished. What are actually atmospheric rivers, and are they a risk past California?