Dark blue cloudy sky

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 rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.

Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...

Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...

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

The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...

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

A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...