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What is Arctic High?

A very cold high pressure that 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 line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.

A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...

The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.

Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...

A thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...

The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...

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

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