Life on Earth runs on cycles,day and night, seasons, and tides. But one of the most powerful and far-reaching climate cycles ...

However, one agricultural meteorologist says as El Niño fades, La Niña is already knocking at the door, and it could bring dryness to the southern U.S. The biggest question is now timing.

Although global climate patterns are neutral right now, signs point to a weak La Niña year forming by the late fall or early ...