What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.
Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...
A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...
A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
Perhaps you have come across them, maybe you are seeing them for the first time. These clouds, known as wave clouds, resemble...
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...
A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...
Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...