Indeed, the entire formation of cirrus clouds was formed as turbulent air currents rose upwards before an advancing weather front.

The sounds were created by the turbulent air swirling in an endless succession of eddies around obstacles such as buildings, trees and overhead cables.

Reverse swing occurs when the rough side creates turbulent air forcing the ball in the opposite direction.

But the extra speed leads to more turbulent air out the back.

He kept his course by skilful flying between the layers, but later heavy cloud and turbulent air conditions were met.