What is actually a climatic stream?

.FOR CALIFORNIANS it thought that remembrance. In 2013 a ceremony of hurricanes, sustained by atmospheric rivers, killed a minimum of 21 individuals and triggered nearly $5bn-worth of harm all over the condition. On February fourth this year the exact same type of tornado once more wreaked havoc.

Hurricane-strength winds buffeted the core shore near Large Sur. In Los Angeles personalities were actually saturated as they reached the Grammy honors’ welcome mat. Mansion houses in the Hollywood Hillsides were actually covered in dirt.

At least three individuals have died. What are actually climatic streams, as well as are they a danger past California?