Weather balloons and “hurricane hunter” planes aid the science of understanding California’s atmospheric rivers.

There are two major problems with Trump’s order, water experts said: The water will not flow to Los Angeles, and it is being ...

Southern California faces a risk of damaging debris flows this week, as a potentially strong atmospheric river is set to ...

The U.S. Army Corps of Engineers has released water from two reservoirs in the foothills of the southern Sierra Nevada to ...

The Bureau of Reclamation will send more water out of Lake Shasta at Shasta Dam. Here's how long those increased water ...