What is Air Mass?

A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.

A thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.

Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...

A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...

A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...

The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...

Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...

A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...

An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...