What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...
Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...
A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...
A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...
The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.