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What is Arctic Air?

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

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Glossary

CONQ is a meteorological abbreviation for significant convection observed in a specific area, often indicating unstable atmospheric...

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...

Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...

Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...

Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

A weather watch means there is a risk of weather hazards in the near future, which could pose a threat to life/property....