.FOR CALIFORNIANS it believed that remembrance. Last year a march of hurricanes, sustained by atmospherical waterways, gotten rid of at least 21 folks as well as triggered virtually $5bn-worth of damages throughout the state. On February fourth this year the very same type of tornado once again wreaked havoc. Hurricane-strength winds buffeted the main shore near Large Sur. In Los Angeles famous people were soaked as they got to the Grammy awards' ceremony. Residences in the Hollywood Hills were actually covered in dirt. A minimum of 3 individuals have died. What are actually atmospherical rivers, and are they a threat beyond The golden state?