What is Arctic High?

A very cold high pressure that originates over the Arctic Ocean.

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Glossary

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

Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....

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

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...

The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....

The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...

A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...

The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...