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 small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...

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

A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...

Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...

A continental air mass is a large body of air that forms over land, characterized by dry conditions due to the lack of moisture...

Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...

The amount of water vapor present in the air, which can affect comfort levels and weather conditions.

Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....