Much of the nation east of the Rocky Mountains is hunkered down for what could be the worst winter storm of the season.

The storm door stays closed for now, as forecast models show California staying warm and dry for a considerable amount of ...

A huge winter storm has reignited confusion about the polar vortex, the jet stream and what climate change really means for ...

CLEVELAND — Northeast Ohio’s weather this week is a textbook example of how the upper-level jet stream can flip the switch between quick-moving rain showers and prolonged bouts of wintry weather. This ...

Climate scientists have long watched the jet stream with fascination and growing concern. These rivers of air racing across our planet at altitudes of roughly 5-9 miles dictate much of our day-to-day ...

The weather pattern may turn active again around Easter weekend across Indiana. We’re closely watching the jet stream as it stirs up the potential for thunderstorms—especially heading into Good Friday ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. As we head into a more active weather ...

Weather patterns like heat waves or dry spells can sometimes stall over one region. A new University of Arizona study found clues about why. The researchers analyzed tree rings from centuries-old ...