What is Arctic Air?

The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....

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

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

The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.

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

A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...