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What is Arctic High?

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

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Glossary

Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...

The term used for turbulence occurring in the absence of clouds or cloud-like elements in the visible area. It is often observed...

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

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

Weather is the day-to-day meteorological conditions that happen in our atmosphere. Weather can change within minutes, which...

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

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

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

Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...

An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...