Most summers, the polar jet stream retreats northward into Canada and weakens considerably, leaving the continental U.S. with ...

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 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 ...

Jet streams are often referred to as the "motor" of global weather: High-altitude wind currents steer areas of high and low pressure, playing a crucial role in shaping our weather. However, how these ...

When the polar vortex stumbles, the weather at ground level can pivot from mild to brutal in a matter of days. A circulation ...

The sky may seem like a huge open playground for airplanes to fly without speed limits in any direction they wish. In reality, planes adhere to certain rules and follow fixed flight paths, much like ...

A novel unified hydrodynamic model proposes a single mechanism to explain the contrasting equatorial jet stream directions on gas giants (eastward on Jupiter/Saturn) and ice giants (westward on Uranus ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) At the same time, every hurricane that formed, including the three powerful Category 5 ...