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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

A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...

A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...

A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...

An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...

Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.

A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...

A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...

A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.

Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...

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