What is a Pineapple Express? It's a type of atmospheric river that forms a long, narrow tract in the Earth’s atmosphere. This jet stream gathers moisture from the tropics near the equator and ...

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.

Places like California, Oregon, Washington, Idaho, Utah and Nevada are (somewhat) used to this sort of phenomenon. You can ...

The rain will be "generally beneficial" in the Los Angeles area, but there is a small risk of burn scar debris flows.

SAN DIEGO (FOX 5/KUSI) — Minimal rain activity has reached the region but more widespread shower coverage is expected for late Thursday into Friday as a weakening atmospheric river moves in off the ...

The atmospheric river is being driven by a low pressure system midway between Hawaii and the West Coast, as well as a secondary low-pressure system offshore of the Pacific Northwest. Both are ...

An atmospheric river is slamming portions of California, with multiple inches of rain expected to drench the area until the storm runs out of moisture Wednesday morning, forecasters say.