A dramatic El Niño effect is headed for the West Coast

One of El Niño’s most dramatic effects is waiting in the wings and could soon cause chaos along the West Coast, especially in California, forecasters warned.
A historic El Niño is expected to up the intensity of atmospheric rivers – long corridors of water vapor in the atmosphere that can transport tremendous amounts of moisture and produce heavy rain or snow when they reach land.
"A stronger El Niño brings stronger atmospheric rivers," Daniel Swain, a climate sc