What is Relative Humidity?

The amount of water vapor present in the air, which can affect comfort levels and weather conditions.

The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...

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

Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

Condensation is the process by which water vapor in the air cools and changes into liquid water. This process is crucial...

A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....

A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...

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