Parts of northern California could see up to a foot of rain, but Phoenix will remain dry and warmer than usual.

At atmospheric river continues to slam portions of California Tuesday, with multiple inches of rain expected until Wednesday ...

Places like California, Oregon, Washington, Idaho, Utah and Nevada are (somewhat) used to this sort of phenomenon. You can ...

An atmospheric river event is forecast to rainfall, snow, and the potential for flooding to parts of California this week.

The definition: An atmospheric river (AR) is a long plume of moisture that stretches from the tropics or subtropics into higher latitudes, often thousands of miles long. These thin ribbons of ...

Heavy precipitation is falling mostly in mountain areas. A flood watch in also in effect for the coast of central California, ...

It could rain for many hours each day in the middle of next week as the edge of one of these storms takes a swing into ...

Both reservoirs have been steadily rising since November, after the start of California's water year in October. A series of ...

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

There is now a 30% chance of intense rain between Feb. 12 and 15 in Los Angeles, Ventura, Santa Barbara and San Luis Obispo ...

As the Bay Area prepares for another round of storms, a new Stanford study explains just how much damage atmospheric rivers ...

An atmospheric river gathers moisture from the tropics and moves it inland. California will see heavy rain and snow in some areas, mostly in the north. Arizona will not only remain dry ...