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What is Flux?

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

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Glossary

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

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

A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...

The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...

A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...

Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...

The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.

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