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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 storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.

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

Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...

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

Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...

A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...

The branch of science dealing with the laws of motion of air or other gases.