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What is Weather?

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

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Glossary

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

A large body of air having similar horizontal temperature and moisture characteristics.

A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.

The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...

A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...

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

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...

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

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