A bomb cyclone occurs when a storm's pressure drops quickly, which intensifies the storm and ramps up wind gusts. Atmospheric ...

So, what are atmospheric rivers, and how do they form? Atmospheric rivers are long bands of water vapor that ... Administration. A "Level 5" hazardous atmospheric river slammed the San Francisco ...

The weather will "produce an additional 6-12 inches of rainfall over regions with already saturated terrain," the National ...

A high-end atmospheric river is continuing to pummel ... As soils fully saturate, river levels are rising. With at least moderate flooding expected on some tributaries, a lot more rain is yet ...