Dark blue cloudy sky

What is Atmosphere?

The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.

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Glossary

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

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

The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...

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

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

The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.

Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...

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

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

A very cold high pressure that originates over the Arctic Ocean.