What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
Snow that rises to 8 feet or higher.
Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...
A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...
Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...
A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...
Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...
A very cold high pressure that originates over the Arctic Ocean.