.FOR CALIFORNIANS it felt like remembrance. Last year a march of tornados, fed by atmospheric streams, eliminated a minimum of 21 people as well as induced almost $5bn-worth of damages across the condition. On February fourth this year the very same type of hurricane once again created chaos. Hurricane-strength winds buffeted the main shoreline near Large Sur. In Los Angeles celebs were soaked as they arrived at the Grammy awards' red carpet. Mansions in the Hollywood Hillsides were actually covered in mud. At the very least 3 folks have actually perished. What are climatic streams, and are they a danger beyond The golden state?