.FOR CALIFORNIANS it seemed like familiarity. Last year a parade of storms, fuelled through atmospherical streams, gotten rid of a minimum of 21 folks as well as created virtually $5bn-worth of damages all over the condition. On February 4th this year the same form of tornado again wreaked havoc. Hurricane-strength winds buffeted the central coast near Significant Sur. In Los Angeles celebs were soaked as they came to the Grammy honors' welcome mat. Estates in the Hollywood Hillsides were actually covered in mud. At least 3 people have perished. What are climatic streams, as well as are they a danger past California?