What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.
Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...
A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...
A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...
A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...
Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...
Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...
A sudden and rapid flow of snow masses accumulated on the slopes of mountainous areas under the influence of gravity or a...