What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...
A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...
The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...
A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...
A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...
A continental air mass is a large body of air that forms over land, characterized by dry conditions due to the lack of moisture...
A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...