You may have heard meteorologists using the phrases "atmospheric river" and "Pineapple Express" when talking about wet weather in California, but what do they really mean?

A stronger atmospheric river is set to hit Northern California on Monday and then hit Los Angeles County on Tuesday, aiding ...

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

An atmospheric river is a weather feature that can be beneficial and crucial, but can also be a damaging event - particularly for those near the West Coast of the United States. The definition ...

Numerous weather alerts are in place across Northern California as an atmospheric river is set to bring excessive moisture to the region this weekend. They include a winter storm warning ...

An atmospheric river is expected to bring three major storms with significant rain, snow and wind to Northern Nevada for the next several days. But what is an atmospheric river? Here's a look at ...