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What is Heat Index?

A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the 'apparent temperature.'

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Glossary

The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...

The branch of science dealing with the laws of motion of air or other gases.

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

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

A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...

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

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

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...

Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.

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