What is Arctic Air?

Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...

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

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

Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...

A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.

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

The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.

Snow that rises to 8 feet or higher.

A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...

A thick cloud of tiny water droplets suspended in the atmosphere near the Earth's surface, significantly reducing visibility.