What's an Atmospheric River? A Pineapple Express? AP Explains the Weather Phenomenon Atmospheric rivers are a plume of moisture that extend across the Pacific to near Hawaii. When they hit land ...

That term is called an "Atmospheric River." CBS 8 wanted to know more about atmospheric rivers, what they are, how they work, and why they can be so potent. To do so, we turned to the Center for ...

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

Weather researchers prepare to launch a radiosonde on a weather balloon into the sky Monday, Feb. 3, 2025, amid several waves of an atmospheric river that brought several inches of rain to the ...

Editor's note: This page reflects news from Wednesday, Feb. 12. For the latest updates on the atmospheric river in California, read USA TODAY's coverage for Thursday, Feb. 13. SAN DIEGO ...

Many atmospheric river events are weak. But the powerful ones can transport extraordinary amounts of moisture. Studies have shown that they can carry seven to 15 times the average amount of water ...