Millions of people in the Northeast are under winter storm warnings for a threat of snow and ice expected to hit the region Friday into early Saturday.

After a harrowing and deadly Christmas Eve in California with rescues and evacuations amid widespread flooding and debris flow threats, another storm is battering the state Christmas Day, with more ...

Cold and snowy weather has gripped much of the northern tier of the United States since Thanksgiving, but a pattern change will torch the chance of white Christmas for many.

A major storm is lashing California with powerful winds and is set to deliver months’ worth of rain that could trigger debris flows and flash floods.

An even more potent atmospheric river-fueled storm is on a collision course with California after a first storm triggered deadly flooding and evacuations over the weekend in Northern California.

“Due to the rising water levels in the Snohomish river adjacent to the shelter, the Everett Animal Shelter is at significant ...

EDITOR’S NOTE: This story is no longer being updated. Click here for the latest forecast. A serious flood threat is on tap for some of the driest areas of the United States as an ailing former ...

Destructive winds along with other exceptional conditions are creating exceptional fire risk in Colorado and Wyoming.

A serious multi-day flood threat is underway in the Southwest as two former tropical systems turn the typically dry desert into a breeding ground for heavy rain. Soaking rainfall began over the region ...

CNN's "New Day". You'll also find her throughout CNN's programs reporting on how science impacts the earth ranging from ...

The Trump administration announced plans Tuesday to shut down the National Center for Atmospheric Research, an organization responsible for improved weather models to tools that aid hurricane safety.