.FOR CALIFORNIANS it believed that du00e9ju00e0 vu. In 2015 a parade of storms, fuelled by atmospheric streams, gotten rid of a minimum of 21 people as well as caused almost $5bn-worth of damages around the condition. On February fourth this year the very same kind of hurricane once more wreaked havoc. Hurricane-strength winds buffeted the core coast near Major Sur. In Los Angeles celebrities were soaked as they came to the Grammy awards' red carpet. Mansion houses in the Hollywood Hillsides were actually dealt with in dirt. A minimum of three folks have passed away. What are actually atmospherical rivers, and also are they a threat past California?