Multiple factors both in the atmosphere and ocean determine whether a tropical storm or hurricane will gain strength, hold ...

Despite rising sea surface temperatures across the globe, the emergence of an Atlantic Niña has brought cooler waters to ...

Early signs of a possible La Niña fall and winter are emerging in some climate models, federal forecasters announced Thursday July 10.

Rising temperatures in the North Atlantic are slowing vital currents, but a new process in the Arctic could save the day, scientists say.