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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

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

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

Snow that rises to 8 feet or higher.

A large body of air having similar horizontal temperature and moisture characteristics.

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

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

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

A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...

A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...

A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...