What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.
A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...
The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...
In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.
The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...