A flooded street in Santa Barbara, California, is shown on February 4, 2024, exactly one year ago, as a potent atmospheric river storm, the second in less than a week, doused the region.

In early July 2025, an extraordinary event in Earth’s upper atmosphere was photographed by astronauts aboard the ...

Speeding around the Earth at 28,000 km/h, NASA astronaut Nichole Ayers captured an incredible view of a phenomenon known as a ...

A view from the National Oceanic and Atmospheric Administration's GOES-West satellite on Nov. 19, 2024 shows the comma-shaped bomb cyclone on upper left, and the atmospheric river (horizontal band ...

That's part of an "atmospheric river" that could bring up to 16 inches of rain to areas of Northern California and southwest Oregon, the service said. Rock slides and debris flows are also probable.

In recent years, "atmospheric river" has become used much more frequently in scientific papers and in media coverage. According to experts who study climate and weather, a few reasons may explain why.

The recent atmospheric river measurements help inform changes to water control manuals for area dams, building on an agreement reached between operators of Oroville and New Bullards Bar dams ...

An atmospheric river is a large plume of moisture that is transported by tropical winds. These large channels of water can get over 300 miles wide and can stretch to over 1,000 miles long.

Most Mountain View customers had their power restored by 10 p.m., with PG&E still reporting about 1,500 customers without power in the city at that time, most near the Sunnyvale city limits.

The atmospheric river to make landfall this week is between a 3 and a 4 on the scale. This means it will be mostly beneficial, thanks to our dry soils, but can provide some hazards including flooding.

Atmospheric rivers occur all over the world, as this animation of global satellite data from February 2017 shows. Credit: NASA/Goddard Space Flight Center Scientific Visualization Studio ...

Satellite imagery captured an atmospheric river pummeling Northern California and the Pacific Northwest on Sunday. After a ...