Dark blue cloudy sky

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

The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.

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

Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...

An instrument for measuring atmospheric pressure.

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

A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...

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

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 strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...