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

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

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

The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.

Snow that rises to 8 feet or higher.

The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

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

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

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