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 ...

"There are weather systems ‘parked’ over some place on the planet." Experts reveal powerful culprit behind 2025's intense ...

We talk about the jet stream all the time when we’re telling you about the upcoming forecast. It’s one of the most important things in our sky that affects whether you see snow or sun at your home.

On Wednesday, at least two transatlantic flights reached top ground speeds above 800 mph. They were still technically subsonic because they were propelled by a faster-than-usual jet stream. Recent ...

WASHINGTON, Jan 21 (Reuters) - In Earth's upper atmosphere, a fast-moving band of air called the jet stream blows with winds of more than 275 miles (442 km) per hour, but they are not the strongest in ...

The jet stream also played a role in the 2025 hurricane season. Given its west-to-east wind direction, the southward dip of the jet stream—along with a weak high pressure system over the ...

Extra waves may be great for surfers, but they can lead to tumultuous weather when they start showing up in jet streams. That’s because jet streams — blowing ribbons of wind that encircle the earth — ...

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 ...