They are responsible for producing heavy rain and snow, especially when pushed up against mountain ranges like the Cascades and Sierra Nevada. A well-known type of atmospheric river is called a "Pineapple Express" because it flows from the Hawaiian Islands.

Satellite footage from the National Weather Service shows a dramatic, churning cyclone approaching California. The image is a bomb cyclone, which occurs when cold and warm air collide, dropping the atmospheric pressure and resulting in a rapidly ...

The season of atmospheric rivers is again upon us. The 2024-2025 water year’s first major storm is arriving, and from space it looks like a behemoth. The storm currently off the northwest coast of the U.S. — described by meteorologists as a “bomb ...

A deadly cyclone that ripped through the islands of Mayotte on December 14, 2024, leaving a trail of destruction and loss of life in its wake, has been captured in terrifingly powerful satellite imagery. Cyclone Chido's hurricane-force winds devastated the ...

In this file photo, a satellite image shows Hurricane Ian’s well-defined eye in September 2022 after the storm system cleared Cuba and moved toward the Florida coastline. National Hurricane Center In the peak of Atlantic hurricane season, words matter.

The Bay Area and Northern California were seeing the impacts of a storm fueled by a strong atmospheric river and intensified by a bomb cyclone off the Pacific Northwest coast. The storm was bringing heavy rainfall and damaging winds which led to a series ...