What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....
A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...
A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.
A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.
A thick cloud of tiny water droplets suspended in the atmosphere near the Earth's surface, significantly reducing visibility.
Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.