The Pineapple Express is an atmospheric river in the sky that comes from the Pacific near Hawaii. When it hits the California ...

Days after an atmospheric river brought record-setting rainfall to California, the state is in the crosshairs of another rainy storm system.

These "rivers in the sky" have been responsible for as much as 65% of the West's extreme rain and snow events, a 2017 study said. AccuWeather warned of possible flooding, avalanches, strong ...

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

While driving home, Ari Shulman said a "spray of sparks" in the sky caught his attention as he watched in horror the midair ...

These can stretch for more than 2,000 miles (3,200km), but are just a few hundred miles wide - like rivers in the sky. When this conveyor of concentrated moisture gets to land the water vapour ...

Atmospheric rivers are a "long, narrow region in the atmosphere—like rivers in the sky—that transport most of the water vapor outside of the tropics," according to the National Oceanic and ...