Atmospheric rivers are long bands of water vapor that move through the sky. They can be 250 miles wide and 1,000 miles in length. They are the largest rivers of fresh water on the planet. And they're ...

After a period of mostly clear skies and beaming sun, Northern California is expected to see an intense atmospheric river ...

A bomb cyclone is a low pressure system that experiences a fall in pressure of 24 millibars in 24 hours, according to the ...

An atmospheric river is a flowing column of condensed water vapor responsible for producing significant levels of rain and ...

SEATTLE (AP) — Northern California and the Pacific Northwest are bracing for what is expected to be a powerful storm, with heavy rain and winds set to pummel the region and potentially cause power ...

The Pacific Northwest and Northern California are bracing for what is expected to be a powerful storm that potentially could ...

A flood watch will begin early Wednesday morning for much of the North Bay, according to the National Weather Service. The ...

Over a month’s worth of rain, hurricane-force wind gusts and feet of mountain snow are coming to parts of the Pacific ...

The first atmospheric river storm of the season is forecast to slam into Northern California starting Wednesday, a powerful ...

An atmospheric river storm system expected to deliver a blow to Northern California this week has triggered a flood watch and ...