El Niño and La Niña are climate phenomena that are generally associated with wetter and drier winter conditions in the ...

An expert at the Scripps Institution of Oceanography explains the weather phenomenon that can wreak havoc across California.

Atmospheric rivers are long and relatively narrow bands of water vapor that form over an ocean and flow through the sky, ...

“A major pattern change is in the works as the first in a series of storms with an atmospheric river brings widespread rain and mountain snow,” the National Weather Service reported Frida ...

The first in what’s expected to be a series of three atmospheric river storms has arrived in ... drought and prepare for our hotter, drier future.” Newsom said Thursday that the state had ...

What is a Pineapple Express? It's a type of atmospheric river that forms a long, narrow tract in the Earth’s atmosphere. This jet stream gathers moisture from the tropics near the equator and ...