What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...
The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....
An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...
A periodic warming of sea surface temperatures in the central and eastern Pacific Ocean, significantly influencing global...
The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...
A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...