What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...
A thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...
The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.
Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...
Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.
A large body of air having similar horizontal temperature and moisture characteristics.
A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...
The term used for turbulence occurring in the absence of clouds or cloud-like elements in the visible area. It is often observed...
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...