What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...
The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.
A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.
A sudden and rapid flow of snow masses accumulated on the slopes of mountainous areas under the influence of gravity or a...
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...
The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...
Snow that rises to 8 feet or higher.
A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...