What is Air Mass?
A large body of air having similar horizontal temperature and moisture characteristics.
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Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...
A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...
Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...
The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...
The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...
A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...
An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.