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What is Relative Humidity?

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

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Glossary

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

Coastal flooding occurs when water from the ocean, sea, or large lakes inundates land areas along the coast, usually due...

A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.

A continental air mass is a large body of air that forms over land, characterized by dry conditions due to the lack of moisture...

A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...

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

A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...

Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...

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

A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...