A major storm is gearing up to deliver months’ worth of rain and powerful winds to Southern California — the most potent in a slew of atmospheric river-fueled storms aiming for the region this week.

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.

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.

The National Weather Service is working to hire back hundreds of positions laid off or otherwise cut by the Trump administration, but it’s progressing at a snail’s pace, forcing many offices to ...

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

(CNN) — High above the North Pole, in a slice of atmosphere rarely noticed and even less understood, a transformation is underway. Over the next 10 days, changes in the stratosphere will upend weather ...

Thanksgiving is a week away and the weather has the potential to disrupt travel for the tens of millions visiting family and friends.

Two levees have failed outside of Seattle since Monday due to swollen rivers from seemingly endless heavy rain.

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