Forecasters say one of the key factors driving the weather is an atmospheric river, which is a long band of water vapor that ...

A ‘bomb cyclone’ storm riding a 2,000-mile ‘atmospheric river’ threatens millions of Americans with power outages, toppling ...

A storm that swept up the East Coast is causing misery for New England ski resort operators. Powerful winds were also causing ...

Maine reported nearly 57,000 power outages, while Massachusetts saw nearly 8,000 customers left without electricity.

An unusually potent storm will bring significant precipitation to the East Coast throughout Wednesday and into the night.

Millions along the East Coast saw the impacts of a rapidly strengthening storm system on Wednesday, with winds gusts reported in excess of 70 mph and heavy rainfall, which caused extensive travel ...

A rare East Coast atmospheric river led to flash flooding in some areas while snow accumulated in others on Dec. 11.

Millions along the East Coast saw the impacts of a rapidly strengthening storm system on Wednesday, with winds gusts reported ...

A wide-reaching storm boosted by an atmospheric river is drenching the entire East Coast Wednesday and its heaviest rain and ...

The U.S. East Coast was beginning a whiplash-inducing stretch of weather on Wednesday that was rainy, windy and potentially ...

Parts of the U.S. East Coast and Atlantic Canada are preparing for the impact of an atmospheric river, a weather phenomenon ...