.FOR CALIFORNIANS it thought that remembrance. Last year a parade of storms, fed by atmospherical rivers, killed at the very least 21 individuals and also resulted in nearly $5bn-worth of damages around the condition. On February fourth this year the same kind of storm once again ravaged. Hurricane-strength winds buffeted the main coastline near Huge Sur. In Los Angeles stars were saturated as they arrived at the Grammy awards' welcome mat. Mansion houses in the Hollywood Hills were dealt with in mud. At the very least 3 folks have actually died. What are atmospheric rivers, and are they a threat past California?