Dark blue cloudy sky

What is Trough?

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

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Glossary

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

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

A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.

A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.

A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...

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

Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...

A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.

The term 'cloudy' refers to weather conditions characterized by a significant amount of cloud cover in the sky. This may...

The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...