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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

An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...

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

A type of cloud consisting mostly of small particles such as ice particles.

The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

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

A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...

A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...