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 ...

Add Yahoo as a preferred source to see more of our stories on Google. A split jet stream over the Pacific Ocean will help amplify a ridge of high pressure near the West coast, keeping California warm ...

Add Yahoo as a preferred source to see more of our stories on Google. Additionally, this shift in the jet stream will shield the East from the worst of the polar vortex, which will retreat farther ...

In the United States, our weather patterns usually travel from the west to the east. Sometimes, we can see variations in that a system will move in from the northwest or southwest, but Missourians ...

The frigid stream of air that plunged down into the Central U.S. this week is breaking cold records from South Dakota to Texas, with temperatures in the single digits setting records in many locations ...

This is an archived article and the information in the article may be outdated.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. The weather pattern is changing as the Jet ...

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 ...

WE’RE USED TO THAT. CHALLENGING AT TIMES. EXACTLY. IT’S BEEN A CHILLY JANUARY, AND IT LOOKS LIKE THIS IS GOING TO ROLL ON. IN FACT, WE PROBABLY HAVE NOT EVEN FELT THE COLDEST AIR OF THE SEASON YET.