A river of fast air circles the planet near the top of the troposphere, bending north and south as it goes. Its changing ...

Our current jet stream configuration is so straight you could trace it with a ruler. I'm sure you've heard of the jet stream, the narrow bands of stronger winds that circulate high above the ground.

Something has been off about the sky lately, and meteorologists are finally putting numbers to the feeling. Across the past ...

A persistent kink or shift in the jet stream can trap warm air over Europe and lead to heatwaves lasting two weeks or more. Recognising this could help improve forecasting of prolonged hot spells.

Add Yahoo as a preferred source to see more of our stories on Google. Summer 2024 was officially the Northern Hemisphere's hottest on record. In the United States, fierce heat waves seemed to hit ...

A new study challenges the idea that climate change is behind the erratic wintertime behavior of the polar jet stream, the massive current of Arctic air that regulates weather for much of the Northern ...

If you’ve ever heard a meteorologist mention the jet stream and thought, “Okay… but what does that actually mean?” You’re not alone. It’s one of the most important drivers of weather across the United ...